Federal contractor directory
Top Department of Energy contractors
Federal contractors ranked by obligated value across the 20,000 most recently updated prime-award records for Department of Energy.
Rankings use the 20,000 most recently updated prime-award records for this agency. They are refreshed from AcornBids' public-award dataset.
Market activity in the last completed fiscal year
Last completed federal fiscal year, using loaded dated transaction obligations. Directory ranking below uses its separately stated universe. Summary updated 2026-10-23.
Oct 1, 2025 – Sep 30, 2026: $51.5B in loaded transaction obligations across 1,524 recipients. Change from the equal-length preceding period: +6.1%.
Leading industries
Leading customers
| Market | Period obligations |
|---|---|
| Department of Energy | $51.5B |
Leading states
| Market | Period obligations |
|---|---|
| NM | $10.6B |
| TN | $7.5B |
| CA | $6.6B |
| SC | $4.8B |
| WA | $3.4B |
| ID | $2.7B |
| MO | $2.2B |
| PA | $2.0B |
#1 · THE REGENTS OF THE UNIVERSITY OF CALIFORNIA$56.9B obligated value · 2 recent award records · UEI PKK5TD16N4H1 · CAGE 1GGD0 · NAICS 611310 · CA
View profile →#2 · LOCKHEED MARTIN CORP$48.1B obligated value · 1 recent award records · UEI FYHNA5WC8XD7 · CAGE 04236 · NAICS 336414 · CO
View profile →#3 · NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC$43.2B obligated value · 1 recent award records · UEI LUJEPCRRT377 · CAGE 14213 · NAICS 541715 · NM
View profile →#4 · UT-BATTELLE LLC$42.4B obligated value · 1 recent award records · UEI ZLHJJ57QA2H8 · CAGE 1PW69 · NAICS 541715 · TN
View profile →#5 · LAWRENCE LIVERMORE NATIONAL SECURITY, LLC$41.5B obligated value · 1 recent award records · UEI PM52LCJH72T9 · CAGE 4K7L1 · NAICS 541715 · CA
View profile →#6 · REGENTS OF THE UNIVERSITY OF CALIFORNIA, THE$35.3B obligated value · 1 recent award records · UEI LWKAEZ2JLMM9 · CAGE 3Q1N2
View profile →#7 · TRIAD NATIONAL SECURITY, LLC$35.2B obligated value · 1 recent award records · UEI X7WUS5LRBQU3 · CAGE 804U5 · NAICS 561210 · OH
View profile →#8 · CONSOLIDATED NUCLEAR SECURITY, LLC$34.7B obligated value · 1 recent award records · UEI EWV8QKG1JUV7 · CAGE 6NSM1 · NAICS 541330 · TN
View profile →#9 · BATTELLE MEMORIAL INSTITUTE$30.9B obligated value · 1 recent award records · UEI CWKJEXDG79A7 · CAGE 1A453 · NAICS 541990 · WA
View profile →#10 · SAVANNAH RIVER NUCLEAR SOLUTIONS LLC$27.6B obligated value · 1 recent award records · UEI XLQ7CKUSQSD5 · CAGE 4SZE8 · NAICS 561210 · SC
View profile →#11 · LOS ALAMOS NATIONAL SECURITY LLC$27.4B obligated value · 1 recent award records · UEI GAZZGS3YV389 · CAGE 41SP7 · NAICS 541715 · NM
View profile →#12 · BATTELLE ENERGY ALLIANCE, LLC$26.4B obligated value · 1 recent award records · UEI HG7XL5RBNX55 · CAGE 36EV6 · NAICS 541715 · ID
View profile →#13 · LOCKHEED MARTIN SERVICES, LLC$20.6B obligated value · 1 recent award records · UEI G9CZJMSCRR28 · CAGE 77609 · NAICS 517410 · MD
View profile →#14 · HONEYWELL FEDERAL MANUFACTURING & TECHNOLOGIES, LLC$17.7B obligated value · 1 recent award records · UEI DMEGBYTVBQS5 · CAGE 14061 · NAICS 561210 · MO
View profile →#15 · UCHICAGO ARGONNE, LLC$17.5B obligated value · 1 recent award records · UEI JA8EP8EKX8Y9 · CAGE 4E6E0 · NAICS 541715 · IL
View profile →#16 · BECHTEL NATIONAL, INC.$17.3B obligated value · 1 recent award records · UEI HGF7H89MA3D9 · CAGE 1S307
View profile →#17 · THE LELAND STANFORD JUNIOR UNIVERSITY$14.9B obligated value · 4 recent award records · UEI HJD6G4D6TJY5 · CAGE 1KN27 · NAICS 611310 · CA
View profile →#18 · FLUOR MARINE PROPULSION, LLC$14.8B obligated value · 1 recent award records · UEI CWHMVCX7K1N6 · CAGE 81QQ2 · NAICS 541715 · SC
View profile →#19 · ALLIANCE FOR ENERGY INNOVATION, LLC$11.0B obligated value · 1 recent award records · UEI DVGLNXBURMP3 · CAGE 50B53 · NAICS 541714 · CO
View profile →#20 · BWXT Y - 12, LLC$11.0B obligated value · 1 recent award records · UEI XDJBAL68ELM5 · CAGE 1SE50
View profile →#21 · WASHINGTON RIVER PROTECTION SOLUTIONS LLC$10.6B obligated value · 1 recent award records · UEI CQE8EF6LB317 · CAGE 4UWU0 · NAICS 541620 · WA
View profile →#22 · BROOKHAVEN SCIENCE ASSOCIATES LLC$8.6B obligated value · 1 recent award records · UEI R85KZ9JP3NM3 · CAGE 4KUZ2 · NAICS 541715 · NY
View profile →#23 · FERMI RESEARCH ALLIANCE, LLC$8.3B obligated value · 1 recent award records · UEI E1EUJL3KLKX5 · CAGE 4GUN4 · NAICS 541715 · IL
View profile →#24 · MISSION SUPPORT & TEST SERVICES LLC$7.7B obligated value · 1 recent award records · UEI YSYZHPCG4XB3 · CAGE 7HSD0 · NAICS 561210 · NV
View profile →#25 · CH2M HILL PLATEAU REMEDIATION COMPANY$7.1B obligated value · 1 recent award records · UEI VRGLRX4DL8G9 · CAGE 4UD64 · NAICS 562910 · WA
View profile →#26 · SAVANNAH RIVER REMEDIATION LLC$6.6B obligated value · 1 recent award records · UEI MQVGANNMJDN6 · CAGE 4XQS6 · NAICS 562910 · SC
View profile →#27 · NATIONAL SECURITY TECHNOLOGIES, LLC$5.6B obligated value · 1 recent award records · UEI Y24XTJPR5996 · CAGE 38GK0
View profile →#28 · SAVANNAH RIVER MISSION COMPLETION, LLC$4.5B obligated value · 11 recent award records · UEI C32KCWJ94LY8 · CAGE 8KB44 · NAICS 562910 · SC
View profile →#29 · FLUOR-BWXT PORTSMOUTH LLC$4.5B obligated value · 1 recent award records · UEI NG33LHHLGG15 · CAGE 5SMD3 · NAICS 561210 · OH
View profile →#30 · UCOR LLC$3.9B obligated value · 1 recent award records · UEI QHN6R6M114L7 · CAGE 64BY8 · NAICS 562910 · TN
View profile →#31 · PANTEXAS DETERRENCE, LLC$3.6B obligated value · 1 recent award records · UEI SPG7J8395CJ5 · CAGE 9KD07 · NAICS 561210 · VA
View profile →#32 · MISSION SUPPORT ALLIANCE, LLC$3.6B obligated value · 1 recent award records · UEI KK28MBCGKCT6 · CAGE 4RUU5 · NAICS 561210 · WA
View profile →#33 · CENTRAL PLATEAU CLEANUP COMPANY, LLC$3.2B obligated value · 9 recent award records · UEI J4TDNRDMRMZ3 · CAGE 86TK6 · NAICS 541330 · SC
View profile →#34 · OAK RIDGE ASSOCIATED UNIVERSITIES, INCORPORATED$3.2B obligated value · 1 recent award records · UEI JW7MLW3RRK34 · CAGE 8E862 · NAICS 541690 · TN
View profile →#35 · JEFFERSON SCIENCE ASSOCIATES, LLC$3.1B obligated value · 1 recent award records · UEI MTWLVRJR54N7 · CAGE 48VY8 · NAICS 541715 · DC
View profile →#36 · NUCLEAR WASTE PARTNERSHIP LLC$2.8B obligated value · 1 recent award records · UEI JA12NCN424K3 · CAGE 6HF85 · NAICS 561210 · NM
View profile →#37 · HANFORD MISSION INTEGRATION SOLUTIONS, LLC$2.8B obligated value · 2 recent award records · UEI X2KSLTU1CM33 · CAGE 85E09 · NAICS 561210 · WA
View profile →#38 · UNITED CLEANUP OAK RIDGE LLC$2.7B obligated value · 2 recent award records · UEI CM39N6XPQF41 · CAGE 8QJ69 · NAICS 562910 · TN
View profile →#39 · ACCENTURE FEDERAL SERVICES LLC$2.6B obligated value · 109 recent award records · UEI C47BNA8GM833 · CAGE 1ZD18 · NAICS 541511 · VA
View profile →#40 · IDAHO ENVIRONMENTAL COALITION LLC$2.5B obligated value · 2 recent award records · UEI LQ5ZLNE3EM27 · CAGE 8NAK7 · NAICS 562910 · TN
View profile →#41 · FERMI FORWARD DISCOVERY GROUP, LLC$2.5B obligated value · 1 recent award records · UEI VLS6K3EVCMW5 · CAGE 9PW26 · NAICS 541715 · IL
View profile →#42 · PARSONS GOVERNMENT SERVICES INC.$2.4B obligated value · 31 recent award records · UEI NMBCAG1JBKL7 · CAGE 1BVK6 · NAICS 541330 · VA
View profile →#43 · THE TRUSTEES OF PRINCETON UNIVERSITY$2.2B obligated value · 1 recent award records · UEI NJ1YPQXQG7U5 · CAGE 4B486 · NAICS 611310 · NJ
View profile →#44 · WASHINGTON TRU SOLUTIONS LLC$2.0B obligated value · 1 recent award records · UEI C1D8JD5SL8K4 · CAGE 4K1S8
View profile →#45 · FLUOR FEDERAL PETROLEUM OPERATIONS, LLC$2.0B obligated value · 1 recent award records · UEI KJDUB6XQDTN4 · CAGE 6RT19 · NAICS 561210 · LA
View profile →#46 · SALADO ISOLATION MINING CONTRACTORS, LLC$1.9B obligated value · 1 recent award records · UEI MHKNRXGKKTS6 · CAGE 82FP4 · NAICS 562211 · VA
View profile →#47 · GENERAL ELECTRIC CO$1.9B obligated value · 1 recent award records · UEI DUT6EGN8MZG4
View profile →#48 · NEWPORT NEWS NUCLEAR BWXT-LOS ALAMOS LLC$1.8B obligated value · 10 recent award records · UEI G6XGNM6YH9D4 · CAGE 7REH1 · NAICS 562910 · NM
View profile →#49 · FOUR RIVERS NUCLEAR PARTNERSHIP LLC$1.7B obligated value · 13 recent award records · UEI H1HWLSEDDKQ8 · CAGE 7PTC5 · NAICS 562910 · KY
View profile →#50 · BATTELLE SAVANNAH RIVER ALLIANCE, LLC$1.6B obligated value · 1 recent award records · UEI KNXDWU1G3E81 · CAGE 8L9R0 · NAICS 541715 · SC
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