Award 0 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 863 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified January 7, 2021 July 31, 2006 January 7, 2021
Values (USD)	Obligated Exercised Potential Modification 3,959,363.00 3,959,363.00 3,959,363.00 Total 10,925,708,512.87 11,349,148,059.56 11,349,148,059.56

Award 1 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 862 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified December 16, 2020 July 31, 2006 December 16, 2020
Values (USD)	Obligated Exercised Potential Modification 257,000.00 259,136.64 259,136.64 Total 10,921,749,149.87 11,345,188,696.56 11,345,188,696.56

Award 2 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 861 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified December 11, 2020 July 31, 2006 December 11, 2020
Values (USD)	Obligated Exercised Potential Modification 15,873,860.01 17,745,635.97 17,745,635.97 Total 10,921,492,149.87 11,344,929,559.92 11,344,929,559.92

Award 3 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 859 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified November 24, 2020 July 31, 2006 November 24, 2020
Values (USD)	Obligated Exercised Potential Modification 3,500,127.12 5,076,315.62 5,076,315.62 Total 10,905,618,289.86 11,327,183,923.95 11,327,183,923.95

Award 4 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 860 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified November 24, 2020 July 31, 2006 November 24, 2020
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 10,905,618,289.86 11,327,183,923.95 11,327,183,923.95

Award 5 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 858 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified October 27, 2020 July 31, 2006 October 27, 2020
Values (USD)	Obligated Exercised Potential Modification 115,741,218.79 118,152,692.78 118,152,692.78 Total 10,902,118,162.74 11,322,107,608.33 11,322,107,608.33

Award 6 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 857 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified October 13, 2020 July 31, 2006 October 13, 2020
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 10,786,376,943.95 11,203,954,915.55 11,203,954,915.55

Award 7 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 856 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified September 29, 2020 July 31, 2006 September 29, 2020
Values (USD)	Obligated Exercised Potential Modification 89,542,226.28 91,516,497.13 91,516,497.13 Total 10,786,376,943.95 11,203,954,915.55 11,203,954,915.55

Award 8 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 855 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified September 9, 2020 July 31, 2006 September 9, 2020
Values (USD)	Obligated Exercised Potential Modification 2,450,000.00 2,450,000.00 2,450,000.00 Total 10,696,834,717.67 11,112,438,418.42 11,112,438,418.42

Award 9 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 854 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified August 26, 2020 July 31, 2006 August 26, 2020
Values (USD)	Obligated Exercised Potential Modification 45,802,385.59 48,134,747.72 48,134,747.72 Total 10,694,384,717.67 11,109,988,418.42 11,109,988,418.42

Award 10 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 853 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified August 6, 2020 July 31, 2006 August 6, 2020
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 10,648,582,332.08 11,061,853,670.70 11,061,853,670.70

Award 11 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 851 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified July 29, 2020 July 31, 2006 July 29, 2020
Values (USD)	Obligated Exercised Potential Modification 29,067,031.50 30,937,206.29 30,937,206.29 Total 10,648,582,332.08 11,061,853,670.70 11,061,853,670.70

Award 12 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 852 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
National Interest Action Code	P20C: COVID-19 2020
Dates	Signed Effective Last Modified July 29, 2020 July 31, 2006 July 29, 2020
Values (USD)	Obligated Exercised Potential Modification 950,000.00 950,000.00 950,000.00 Total 10,648,582,332.08 11,061,853,670.70 11,061,853,670.70

Award 13 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 850 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
National Interest Action Code	P20C: COVID-19 2020
Dates	Signed Effective Last Modified July 21, 2020 July 31, 2006 July 21, 2020
Values (USD)	Obligated Exercised Potential Modification 950,000.00 950,000.00 950,000.00 Total 10,618,565,300.58 11,029,966,464.41 11,029,966,464.41

Award 14 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 848 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
National Interest Action Code	P20C: COVID-19 2020
Dates	Signed Effective Last Modified June 25, 2020 July 31, 2006 June 25, 2020
Values (USD)	Obligated Exercised Potential Modification 900,000.00 900,000.00 900,000.00 Total 10,617,615,300.58 11,029,016,464.41 11,029,016,464.41

Award 15 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 849 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified June 25, 2020 July 31, 2006 June 25, 2020
Values (USD)	Obligated Exercised Potential Modification 47,174,467.61 48,355,156.20 48,355,156.20 Total 10,617,615,300.58 11,029,016,464.41 11,029,016,464.41

Award 16 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 847 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
National Interest Action Code	P20C: COVID-19 2020
Dates	Signed Effective Last Modified June 17, 2020 July 31, 2006 June 17, 2020
Values (USD)	Obligated Exercised Potential Modification 1,161,000.00 1,161,000.00 1,161,000.00 Total 10,569,540,832.97 10,979,761,308.21 10,979,761,308.21

Award 17 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 846 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified May 26, 2020 July 31, 2006 May 26, 2020
Values (USD)	Obligated Exercised Potential Modification 30,313,593.19 31,901,873.31 31,901,873.31 Total 10,568,379,832.97 10,978,600,308.21 10,978,600,308.21

Award 18 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 845 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	COVID-19 FUNDING IN THE AMOUNT OF $2,450,000.00. PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
National Interest Action Code	P20C: COVID-19 2020
Dates	Signed Effective Last Modified May 13, 2020 July 31, 2006 May 13, 2020
Values (USD)	Obligated Exercised Potential Modification 2,450,000.00 2,450,000.00 2,450,000.00 Total 10,538,066,239.78 10,946,698,434.90 10,946,698,434.90

Award 19 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 844 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	COVID-19 FUNDS IN THE AMOUNT OF $12,722,000.00. PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
National Interest Action Code	P20C: COVID-19 2020
Dates	Signed Effective Last Modified April 27, 2020 July 31, 2006 May 14, 2020
Values (USD)	Obligated Exercised Potential Modification 192,021,805.71 193,644,237.59 193,644,237.59 Total 10,538,066,239.78 10,946,698,434.90 10,946,698,434.90

Award 20 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 843 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	COVID-19 ADMINISTRATIVE/LANGUAGE CHANGES. PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
National Interest Action Code	P20C: COVID-19 2020
Dates	Signed Effective Last Modified April 23, 2020 July 31, 2006 May 14, 2020
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 10,538,066,239.78 10,946,698,434.90 10,946,698,434.90

Award 21 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 842 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	COVID-19 FUNDS IN THE AMOUNT OF $585,000.00. PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
National Interest Action Code	P20C: COVID-19 2020
Dates	Signed Effective Last Modified April 7, 2020 July 31, 2006 May 14, 2020
Values (USD)	Obligated Exercised Potential Modification 878,000.00 878,000.00 878,000.00 Total 10,538,066,239.78 10,946,698,434.90 10,946,698,434.90

Award 22 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 841 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified March 27, 2020 July 31, 2006 March 27, 2020
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 10,342,716,434.07 10,749,726,197.31 10,749,726,197.31

Award 23 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 840 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified March 26, 2020 July 31, 2006 March 26, 2020
Values (USD)	Obligated Exercised Potential Modification 14,939,405.95 16,734,320.92 16,734,320.92 Total 10,342,716,434.07 10,749,726,197.31 10,749,726,197.31

Award 24 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 839 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	COVID-19 FUNDS IN THE AMOUNT OF $1,000,000.00. PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
National Interest Action Code	P20C: COVID-19 2020
Dates	Signed Effective Last Modified March 23, 2020 July 31, 2006 May 14, 2020
Values (USD)	Obligated Exercised Potential Modification 218,057,122.05 217,808,280.70 217,808,280.70 Total 10,538,066,239.78 10,946,698,434.90 10,946,698,434.90

Award 25 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 838 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified March 11, 2020 July 31, 2006 March 11, 2020
Values (USD)	Obligated Exercised Potential Modification 15,837,873.79 15,837,873.79 15,837,873.79 Total 10,109,719,906.07 10,515,183,595.69 10,515,183,595.69

Award 26 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 837 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified February 25, 2020 July 31, 2006 February 25, 2020
Values (USD)	Obligated Exercised Potential Modification 106,423,187.81 108,700,577.27 108,700,577.27 Total 10,093,882,032.28 10,499,345,721.90 10,499,345,721.90

Award 27 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 836 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified January 28, 2020 July 31, 2006 January 28, 2020
Values (USD)	Obligated Exercised Potential Modification 93,287,670.04 95,121,175.58 95,121,175.58 Total 9,987,458,844.47 10,390,645,144.63 10,390,645,144.63

Award 28 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 835 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified December 18, 2019 July 31, 2006 December 18, 2019
Values (USD)	Obligated Exercised Potential Modification 82,530,047.88 83,972,990.28 83,972,990.28 Total 9,894,171,174.43 10,295,523,969.05 10,295,523,969.05

Award 29 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 834 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified November 26, 2019 July 31, 2006 November 26, 2019
Values (USD)	Obligated Exercised Potential Modification 19,577,214.18 21,991,950.87 21,991,950.87 Total 9,811,641,126.55 10,211,550,978.77 10,211,550,978.77

Award 30 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 833 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: ENERGY EFFICIENCY&RENEWABLE ENERGY
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified November 13, 2019 July 31, 2006 November 13, 2019
Values (USD)	Obligated Exercised Potential Modification 650,000.00 650,000.00 650,000.00 Total 10,093,882,032.28 10,499,345,721.90 10,499,345,721.90

Award 31 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 832 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified October 30, 2019 July 31, 2006 October 30, 2019
Values (USD)	Obligated Exercised Potential Modification 84,583,636.87 87,277,757.49 87,277,757.49 Total 9,791,413,912.37 10,188,909,027.90 10,188,909,027.90

Award 32 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 831 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified October 4, 2019 October 4, 2019 October 4, 2019
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 9,706,830,275.50 10,101,631,270.41 10,101,631,270.41

Award 33 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 830 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified September 27, 2019 September 27, 2019 September 27, 2019
Values (USD)	Obligated Exercised Potential Modification 6,098,002.12 6,098,002.12 6,098,002.12 Total 9,706,830,275.50 10,101,631,270.41 10,101,631,270.41

Award 34 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 829 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified September 26, 2019 September 26, 2019 September 26, 2019
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 9,700,732,273.38 10,095,533,268.29 10,095,533,268.29

Award 35 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 828 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified September 25, 2019 September 25, 2019 September 25, 2019
Values (USD)	Obligated Exercised Potential Modification 47,649,562.33 48,967,603.22 48,967,603.22 Total 9,700,732,273.38 10,095,533,268.29 10,095,533,268.29

Award 36 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 827 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified September 18, 2019 September 18, 2019 September 18, 2019
Values (USD)	Obligated Exercised Potential Modification 15,345,466.87 15,345,466.87 15,345,466.87 Total 9,653,082,711.05 10,046,565,665.07 10,046,565,665.07

Award 37 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 826 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified August 27, 2019 August 27, 2019 August 27, 2019
Values (USD)	Obligated Exercised Potential Modification 46,953,235.43 47,847,195.56 47,847,195.56 Total 9,637,737,244.18 10,031,220,198.20 10,031,220,198.20

Award 38 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 825 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified July 29, 2019 July 29, 2019 July 29, 2019
Values (USD)	Obligated Exercised Potential Modification 44,327,578.29 46,827,413.83 46,827,413.83 Total 9,590,784,008.75 9,983,373,002.64 9,983,373,002.64

Award 39 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 824 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified June 27, 2019 June 27, 2019 June 27, 2019
Values (USD)	Obligated Exercised Potential Modification 11,714,504.85 13,667,344.38 13,667,344.38 Total 9,501,495,254.12 9,781,693,848.09 9,781,693,848.09

Award 40 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 823 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified May 29, 2019 May 29, 2019 May 29, 2019
Values (USD)	Obligated Exercised Potential Modification 27,025,530.93 28,646,317.21 28,646,317.21 Total 9,489,780,749.27 9,768,026,503.71 9,768,026,503.71

Award 41 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 822 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified April 29, 2019 April 29, 2019 April 29, 2019
Values (USD)	Obligated Exercised Potential Modification 142,184,163.70 144,256,638.83 144,256,638.83 Total 9,462,755,218.34 9,739,380,186.50 9,739,380,186.50

Award 42 of 166

Identifier	Procurement Instrument Modification DEAC0206CH11357 821 Link
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Place of Performance	LEMONT, ILLINOIS 604394801 UNITED STATES
Action Type	Definitive Contract
Dates	Signed Effective Last Modified April 5, 2019 April 5, 2019 April 5, 2019
Values (USD)	Obligated Exercised Potential Modification 1,482,328.00 1,482,328.00 1,482,328.00 Total 9,320,571,054.64 9,595,123,547.67 9,595,123,547.67

Award 43 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (820) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $17,484,287.89
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified March 26, 2019 March 26, 2019 March 27, 2019
Values (USD)	Obligated Exercised Potential Modification 17,484,287.89 19,373,838.53 19,373,838.53 Total 9,319,088,726.64 9,593,641,219.67 9,593,641,219.67

Award 44 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (819) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $35,324,404.89
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified February 27, 2019 February 27, 2019 February 27, 2019
Values (USD)	Obligated Exercised Potential Modification 35,324,404.89 36,873,566.75 36,873,566.75 Total 9,301,604,438.75 9,574,267,381.14 9,574,267,381.14

Award 45 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (818) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $330,923,213.41
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified January 25, 2019 January 25, 2019 January 25, 2019
Values (USD)	Obligated Exercised Potential Modification 330,923,213.41 332,939,082.60 332,939,082.60 Total 9,266,280,033.86 9,537,393,814.39 9,537,393,814.39

Award 46 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (817) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $8,138,542.73
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified January 11, 2019 January 11, 2019 January 11, 2019
Values (USD)	Obligated Exercised Potential Modification 8,138,542.73 8,138,542.73 8,138,542.73 Total 8,935,356,820.45 9,204,454,731.79 9,204,454,731.79

Award 47 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (816) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $73,281,781.33
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified December 20, 2018 December 20, 2018 December 20, 2018
Values (USD)	Obligated Exercised Potential Modification 73,281,781.33 75,778,065.78 75,778,065.78 Total 8,927,218,277.72 9,196,316,189.06 9,196,316,189.06

Award 48 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (815) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $62,961,169.09
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified November 30, 2018 November 30, 2018 November 30, 2018
Values (USD)	Obligated Exercised Potential Modification 62,961,169.09 66,745,246.13 66,745,246.13 Total 8,853,936,496.39 9,120,538,123.28 9,120,538,123.28

Award 49 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (814) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $102,261,516.12
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified October 30, 2018 October 30, 2018 October 30, 2018
Values (USD)	Obligated Exercised Potential Modification 102,261,516.12 104,402,016.47 104,402,016.47 Total 8,790,975,327.30 9,053,792,877.15 9,053,792,877.15

Award 50 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (813) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $0
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified October 10, 2018 October 10, 2018 October 10, 2018
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 8,688,713,811.18 8,949,390,860.68 8,949,390,860.68

Award 51 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (812) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $95,129,673.42
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified September 28, 2018 September 28, 2018 September 28, 2018
Values (USD)	Obligated Exercised Potential Modification 95,129,673.42 97,570,519.12 97,570,519.12 Total 8,688,713,811.18 8,949,390,860.68 8,949,390,860.68

Award 52 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (811) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $0
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified September 6, 2018 September 6, 2018 September 6, 2018
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 8,593,584,137.76 8,851,820,341.56 8,851,820,341.56

Award 53 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (810) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $47,003,993.6
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified August 31, 2018 August 31, 2018 August 31, 2018
Values (USD)	Obligated Exercised Potential Modification 47,003,993.60 49,572,917.54 49,572,917.54 Total 8,593,584,137.76 8,851,820,341.56 8,851,820,341.56

Award 54 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (809) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $66,347,695.42
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified July 30, 2018 July 30, 2018 July 30, 2018
Values (USD)	Obligated Exercised Potential Modification 66,347,695.42 68,149,941.15 68,149,941.15 Total 8,546,580,144.16 8,802,247,424.02 8,802,247,424.02

Award 55 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (808) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $204,981,920.73
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified June 28, 2018 June 28, 2018 June 28, 2018
Values (USD)	Obligated Exercised Potential Modification 204,981,920.73 207,395,801.84 207,395,801.84 Total 8,546,580,144.16 8,802,247,424.02 8,802,247,424.02

Award 56 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (807) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $65,132,257.53
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified June 14, 2018 June 14, 2018 June 14, 2018
Values (USD)	Obligated Exercised Potential Modification 65,132,257.53 65,132,257.53 65,132,257.53 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 57 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (806) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $55,296,503.84
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified May 30, 2018 May 30, 2018 May 30, 2018
Values (USD)	Obligated Exercised Potential Modification 55,296,503.84 56,695,823.88 56,695,823.88 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 58 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (805) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $78,905,934.78
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified April 27, 2018 April 27, 2018 April 27, 2018
Values (USD)	Obligated Exercised Potential Modification 78,905,934.78 81,110,417.69 81,110,417.69 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 59 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (804) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $12,276,145.81
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified March 22, 2018 March 22, 2018 March 22, 2018
Values (USD)	Obligated Exercised Potential Modification 12,276,145.81 14,288,932.20 14,288,932.20 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 60 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (803) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $68,338,212.59
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified February 27, 2018 February 27, 2018 February 27, 2018
Values (USD)	Obligated Exercised Potential Modification 68,338,212.59 69,112,406.33 69,112,406.33 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 61 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (802) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $35,731,831.43
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified February 8, 2018 February 8, 2018 February 8, 2018
Values (USD)	Obligated Exercised Potential Modification 35,731,831.43 37,206,672.48 37,206,672.48 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 62 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (801) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $4,368,187.85
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified January 30, 2018 January 30, 2018 January 30, 2018
Values (USD)	Obligated Exercised Potential Modification 4,368,187.85 7,270,986.54 7,270,986.54 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 63 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (800) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $47,572,315.99
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified January 19, 2018 January 19, 2018 January 19, 2018
Values (USD)	Obligated Exercised Potential Modification 47,572,315.99 47,572,315.99 47,572,315.99 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 64 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (799) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $21,899,011.08
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified December 22, 2017 December 22, 2017 December 22, 2017
Values (USD)	Obligated Exercised Potential Modification 21,899,011.08 23,837,748.69 23,837,748.69 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 65 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (798) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $0
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified December 1, 2017 December 1, 2017 December 1, 2017
Values (USD)	Obligated Exercised Potential Modification 0.00 0.00 0.00 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 66 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (797) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $20,694,011.1
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified November 30, 2017 November 30, 2017 November 30, 2017
Values (USD)	Obligated Exercised Potential Modification 20,694,011.10 23,936,659.53 23,936,659.53 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03

Award 67 of 166

Title	DEFINITIVE CONTRACT DEAC0206CH11357 (796) awarded to UCHICAGO ARGONNE, LLC, was modified for the amount of $96,941,887.46
Vendor	UChicago Argonne, LLC DUNS: 624449968
Contracting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SC CHICAGO SERVICE CENTER
Requesting Office	Agency: Energy Department as written: "ENERGY, DEPARTMENT OF" Agency as written: "ENERGY, DEPARTMENT OF" Office: SCIENCE
Description	PERFORMANCE-BASED CONTRACT FOR MANAGEMENT AND OPERATION OF ARGONNE NATIONAL LABORATORY MODIFICATION.
Action Type	Definitive Contract
Dates	Signed Effective Last Modified October 30, 2017 October 30, 2017 October 30, 2017
Values (USD)	Obligated Exercised Potential Modification 96,941,887.46 102,185,714.52 102,185,714.52 Total 8,275,250,528.01 8,526,701,681.03 8,526,701,681.03