| 2020-01-31 | General Services Administration | awarded_contract | MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC. | $452,112,036 | usaspending |
| 2019-07-22 | General Services Administration | awarded_contract | CACI, INC. - FEDERAL | $451,474,522 | usaspending |
| 2017-08-24 | Department Of Defense | awarded_contract | ELECTRIC BOAT CORPORATION | $451,424,161 | usaspending |
| 2007-11-01 | Department Of Defense | awarded_contract | TEXTRON SYSTEMS CORPORATION | $451,206,698 | usaspending |
| 2021-01-25 | Department Of Defense | awarded_contract | M1 SUPPORT SERVICES, L.P. | $449,062,823 | usaspending |
| 2021-06-01 | Department of State | awarded_contract | AAR GOVERNMENT SERVICES, INC. | $449,014,649 | usaspending |
| 2019-09-27 | General Services Administration | awarded_contract | DELOITTE CONSULTING LLP | $448,599,121 | usaspending |
| 2018-10-30 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $448,457,123 | usaspending |
| 2021-09-24 | Department Of Defense | awarded_contract | RTX CORPORATION | $446,801,745 | usaspending |
| 2020-01-17 | General Services Administration | awarded_contract | HII MISSION TECHNOLOGIES CORP | $446,498,112 | usaspending |
| 2018-07-01 | Department of The Interior | awarded_contract | GUIDEHOUSE DIGITAL LLC | $446,333,130 | usaspending |
| 2020-01-30 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $446,270,395 | usaspending |
| 2024-10-08 | Department Of Defense | awarded_contract | THE BOEING COMPANY | $445,093,673 | usaspending |
| 2020-04-01 | National Aeronautics and Space Administration | awarded_contract | SCIENCE SYSTEMS AND APPLICATIONS, INC. | $445,060,550 | usaspending |
| 2004-11-05 | Department Of Defense | awarded_contract | KBR SERVICES, LLC | $444,882,088 | usaspending |
| 2023-09-19 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $444,631,881 | usaspending |
| 2008-05-28 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $444,311,941 | usaspending |
| 2006-06-16 | Department Of Defense | awarded_contract | KBR SERVICES, LLC | $443,756,680 | usaspending |
| 2019-09-25 | Department Of Defense | awarded_contract | VIGOR MARINE LLC | $443,725,249 | usaspending |
| 2021-08-27 | General Services Administration | awarded_contract | SALIENT CRGT, INC. | $443,415,179 | usaspending |
| 2024-01-01 | Department Of Veterans Affairs | awarded_contract | OPTUM PUBLIC SECTOR SOLUTIONS, INC. | $443,011,568 | usaspending |
| 2018-10-31 | Department Of Defense | awarded_contract | SIERRA NEVADA COMPANY, LLC | $442,591,905 | usaspending |
| 2020-03-17 | Department of State | awarded_contract | BL HARBERT INTERNATIONAL LLC | $442,260,484 | usaspending |
| 2023-05-23 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $441,756,475 | usaspending |
| 2012-01-19 | National Aeronautics and Space Administration | awarded_contract | LOCKHEED MARTIN CORP | $441,345,131 | usaspending |
| 2019-12-20 | Department Of Defense | awarded_contract | HUNTINGTON INGALLS INC | $440,991,603 | usaspending |
| 2016-09-02 | Department Of Defense | awarded_contract | NORTHROP GRUMMAN SYSTEMS CORPORATION | $440,771,297 | usaspending |
| 2025-11-01 | Department Of Defense | awarded_contract | THE BOEING COMPANY | $440,461,845 | usaspending |
| 2022-08-01 | Department of Homeland Security | awarded_contract | B.I. INCORPORATED | $440,305,598 | usaspending |
| 2018-10-01 | Department Of Defense | awarded_contract | THE BOEING COMPANY | $438,557,821 | usaspending |
| 2019-12-11 | Department Of Defense | awarded_contract | THE BOEING COMPANY | $438,395,222 | usaspending |
| 2017-11-09 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $438,010,264 | usaspending |
| 2014-10-28 | Department Of Defense | awarded_contract | THE BOEING COMPANY | $437,919,725 | usaspending |
| 2024-08-01 | Department Of Veterans Affairs | awarded_contract | OPTUM PUBLIC SECTOR SOLUTIONS, INC. | $436,808,375 | usaspending |
| 2023-11-01 | Department Of Veterans Affairs | awarded_contract | OPTUM PUBLIC SECTOR SOLUTIONS, INC. | $436,619,563 | usaspending |
| 2023-09-29 | Department Of Defense | awarded_contract | NATIONAL STEEL AND SHIPBUILDING COMPANY | $436,256,366 | usaspending |
| 2022-10-01 | Department Of Veterans Affairs | awarded_contract | ALL POINTS LOGISTICS, LLC | $432,610,032 | usaspending |
| 2020-03-27 | Department Of Veterans Affairs | awarded_contract | COLOSSAL CONTRACTING LLC | $432,370,184 | usaspending |
| 2021-04-29 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $431,892,432 | usaspending |
| 2018-12-12 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $431,650,378 | usaspending |
| 2020-03-01 | Department Of Defense | awarded_contract | COLSA CORP | $431,262,702 | usaspending |
| 2019-12-20 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $430,832,700 | usaspending |
| 2021-09-22 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORP | $430,615,620 | usaspending |
| 2023-12-19 | Department Of Defense | awarded_contract | BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION INC | $430,355,384 | usaspending |
| 2021-10-01 | Department Of Defense | awarded_contract | L3HARRIS INTERSTATE ELECTRONICS CORPORATION | $429,955,283 | usaspending |
| 2022-10-01 | Department Of Defense | awarded_contract | THE BOEING COMPANY | $429,920,265 | usaspending |
| 2022-10-31 | Department Of Defense | awarded_contract | SIERRA NEVADA COMPANY, LLC | $429,746,769 | usaspending |
| 2015-10-01 | Department Of Defense | awarded_contract | ARCTEC ALASKA JV | $428,308,184 | usaspending |
| 2023-12-01 | Department Of Veterans Affairs | awarded_contract | OPTUM PUBLIC SECTOR SOLUTIONS, INC. | $426,339,572 | usaspending |
| 2021-02-01 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $425,416,731 | usaspending |
| 2025-04-15 | Department of Energy | awarded_contract | STRATEGIC STORAGE PARTNERS, LLC. | $424,520,735 | usaspending |
| 2013-03-15 | General Services Administration | awarded_contract | CACI NSS, LLC | $424,447,051 | usaspending |
| 2018-03-16 | Department Of Defense | awarded_contract | BOLLINGER SHIPYARDS LOCKPORT, L.L.C. | $423,966,037 | usaspending |
| 2022-08-15 | Department Of Veterans Affairs | awarded_contract | ORACLE HEALTH GOVERNMENT SERVICES, INC. | $423,192,138 | usaspending |
| 2022-01-06 | Department Of Health And Human Services | awarded_contract | FORS MARSH GROUP LLC | $422,847,010 | usaspending |
| 2019-10-01 | Department Of Veterans Affairs | awarded_contract | TRIWEST HEALTHCARE ALLIANCE CORP. | $422,701,904 | usaspending |
| 2019-05-31 | Department Of Health And Human Services | awarded_contract | EMERGENT BIOSOLUTIONS CANADA INC | $422,315,784 | usaspending |
| 2017-06-15 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $422,252,058 | usaspending |
| 2016-10-28 | Department Of Defense | awarded_contract | NORTHROP GRUMMAN SYSTEMS CORPORATION | $422,215,073 | usaspending |
| 2019-02-21 | Department Of Defense | awarded_contract | UNITED LAUNCH SERVICES, LLC | $422,120,494 | usaspending |
| 2020-09-30 | Department of Homeland Security | awarded_contract | LOYAL SOURCE GOVERNMENT SERVICES LLC | $421,385,259 | usaspending |
| 2025-12-12 | Department of Transportation | awarded_contract | RAYTHEON COMPANY | $421,106,225 | usaspending |
| 2022-09-16 | Department Of Defense | awarded_contract | BAE SYSTEMS LAND & ARMAMENTS L.P. | $420,964,925 | usaspending |
| 2023-07-11 | Department Of Defense | awarded_contract | AMENTUM SERVICES, INC. | $420,700,243 | usaspending |
| 2018-03-22 | Social Security Administration | awarded_contract | CA, INC. | $419,783,100 | usaspending |
| 2022-02-28 | Department Of Defense | awarded_contract | EMERGENT, LLC | $419,737,159 | usaspending |
| 2022-04-04 | General Services Administration | awarded_contract | GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC. | $418,859,426 | usaspending |
| 2023-10-26 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $418,783,898 | usaspending |
| 2024-06-14 | Department Of Health And Human Services | awarded_contract | ADVANCED TECHNOLOGY INTERNATIONAL | $418,667,305 | usaspending |
| 2019-09-01 | Department of State | awarded_contract | PHOENIX AIR GROUP, INC. | $418,325,384 | usaspending |
| 2020-07-31 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $417,787,684 | usaspending |
| 2018-01-04 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $416,240,763 | usaspending |
| 2024-08-23 | Department Of Defense | awarded_contract | AM GENERAL LLC | $416,071,684 | usaspending |
| 2022-09-09 | Department Of Defense | awarded_contract | AM GENERAL LLC | $416,010,021 | usaspending |
| 2015-04-28 | Department Of Defense | awarded_contract | Massachusetts Institute of Technology | $415,307,789 | usaspending |
| 2021-10-01 | Department Of Defense | awarded_contract | THE MITRE CORPORATION | $414,866,328 | usaspending |
| 2021-06-16 | National Aeronautics and Space Administration | awarded_contract | California Institute of Technology | $414,767,667 | usaspending |
| 2013-12-06 | Department of State | awarded_contract | PAE GOVERNMENT SERVICES, INC. | $414,634,932 | usaspending |
| 2019-05-08 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $414,485,187 | usaspending |
| 2022-05-24 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $414,116,189 | usaspending |
| 2019-01-01 | Office of Personnel Management | awarded_contract | IDENTITY THEFT GUARD SOLUTIONS, INC. | $414,039,119 | usaspending |
| 2022-04-01 | Department Of Defense | awarded_contract | NORTHROP GRUMMAN SYSTEMS CORPORATION | $413,590,835 | usaspending |
| 2022-09-30 | Department Of Health And Human Services | awarded_contract | I3 FEDERAL LLC | $413,492,028 | usaspending |
| 2005-10-01 | National Aeronautics and Space Administration | awarded_contract | INSTITUTO NACIONAL DE TECNICA AEROESPACIAL ESTEBAN TERRADAS MDE | $412,393,152 | usaspending |
| 2023-11-30 | Department of Homeland Security | awarded_contract | LOYAL SOURCE GOVERNMENT SERVICES LLC | $412,314,286 | usaspending |
| 2018-09-28 | Department Of Defense | awarded_contract | THE BOEING COMPANY | $412,002,346 | usaspending |
| 2016-04-01 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $411,683,786 | usaspending |
| 2017-10-04 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $410,309,201 | usaspending |
| 2020-08-31 | Department Of Defense | awarded_contract | ARCHER WESTERN FEDERAL JV | $410,283,090 | usaspending |
| 2015-07-17 | Department Of Defense | awarded_contract | HUNTINGTON INGALLS INC | $409,837,509 | usaspending |
| 2018-12-21 | Department Of Defense | awarded_contract | RAYTHEON COMPANY | $409,737,350 | usaspending |
| 2015-10-02 | Department of Energy | awarded_contract | SWIFT & STALEY INC. | $407,971,074 | usaspending |
| 2018-02-23 | Department Of Health And Human Services | awarded_contract | NORIDIAN HEALTHCARE SOLUTIONS, LLC | $407,443,548 | usaspending |
| 2022-11-28 | Department of Justice | awarded_contract | BRASFIELD & GORRIE LLC | $406,528,597 | usaspending |
| 2016-09-16 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $406,299,426 | usaspending |
| 2017-08-01 | National Aeronautics and Space Administration | awarded_contract | TRAX INTERNATIONAL CORPORATION | $405,604,220 | usaspending |
| 2025-05-21 | Department Of Defense | awarded_contract | BAE SYSTEMS LAND & ARMAMENTS L.P. | $405,264,463 | usaspending |
| 2019-08-15 | Department Of Defense | awarded_contract | LOCKHEED MARTIN CORPORATION | $405,053,014 | usaspending |
| 2021-10-11 | Department Of Defense | awarded_contract | THALLE CONSTRUCTION CO INC | $405,028,868 | usaspending |
| 2020-09-01 | Department Of Health And Human Services | awarded_contract | VERIZON BUSINESS NETWORK SERVICES LLC | $405,021,872 | usaspending |