Top Defense Contractors FY2021

Contractors ranked by Department of Defense contract obligations in fiscal year 2021.

Quick answer

BECHTEL PARSONS BLUE GRASS, A JOINT VENTURE leads the FY2021 defense contractor ranking with $4,980,576,179 in ingested obligations.

Market Snapshot

Ranked contractors100
Top obligations$4,980,576,179
RankUEIContractorObligationsAwards
1DS75LBB3UZJ6BECHTEL PARSONS BLUE GRASS, A JOINT VENTURE$4,980,576,1791
2WMXDDH6HJNA5HUNTINGTON INGALLS INC$4,513,258,4031
3VTEWM5QSE598RAYTHEON COMPANY$3,500,691,6618
4CWM4UN76ZQW8LOCKHEED MARTIN CORPORATION$3,096,214,9361
5HQ4FB19HK6N8AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC$826,927,6534
6SJDEB3MKJEW5LOCKHEED MARTIN CORP$766,898,3912
7E466BXU4KJH8THE BOEING COMPANY$585,076,1382
8YSQMHRS4HSC5KBR SERVICES, LLC$523,286,64431
9DTRJLHVLK8F4AMENTUM TECHNOLOGY, INC.$406,159,0657
10ML6KL68PHMK3DYNCORP INTERNATIONAL LLC$383,434,5151
11XMJWLE5WFT29FLUOR INTERCONTINENTAL, INC$261,917,2711
12ZBPQEJVECCT4PERATON INC.$253,973,4223
13JYAPS9B2MKE9L3HARRIS INTERSTATE ELECTRONICS CORPORATION$247,870,4441
14FQKKJ9E68ED4CORE4CE LLC$241,468,8925
15N1SKKJ6FCRK522ND CENTURY NETWORKS, INC.$227,271,97638
16VEP4UN7LDMK5WHITING-TURNER CONTRACTING COMPANY, THE$210,833,0382
17KY8HWEZ7A5S6LOCKHEED MARTIN CORPORATION$185,214,9611
18GMJPZCJDUG24HARPER CONSTRUCTION COMPANY, INC.$165,982,2424
19Q251UBGE4KM7VALIANT TECHNICAL SERVICES INC.$165,404,6441
20MF2LE5RK6L84THE BOEING COMPANY$157,254,8295
21RK7NKN684PC3KIEWIT INFRASTRUCTURE SOUTH CO$155,260,5491
22HEBCLD22EJD1RAYTHEON COMPANY$153,539,5311
23C1HBCJ9RMBV3THE JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY LLC$139,553,8558
24JJM4FRDZJDX1THE BOEING COMPANY$126,741,0042
25EJL6AMKWYLP5TRACE SYSTEMS, INC.$124,628,4371
26XFJMYSYFJEK4LOCKHEED MARTIN CORPORATION$122,953,2762
27KAMMDANHVH63SPALDING CONSULTING, INC.$122,904,8372
28E79LPCGDK3X4FUELING SYSTEMS CONTRACTORS, LLC$120,611,5231
29ZF7LGVS1XZX9DESIGN WEST TECHNOLOGIES INC$119,131,4961
30ZNQGXKJWB9J3FLORIDA GOVERNMENTAL UTILITY AUTHORITY$118,769,1731
31ENMFLGV87MS4L3HARRIS TECHNOLOGIES, INC.$111,353,9251
32JHFZTG8ZC9V2BELL BOEING JOINT PROJECT OFFICE$110,976,6111
33UJGKNVYG6UZ3MANSON CONSTRUCTION CO$108,891,9702
34NAJMSTQC7D75CITY LIGHT & POWER, INC.$107,252,7581
35KRGLGTXRYL94AGILE DEFENSE, LLC$105,938,2951
36U9WXVDNL4RC5AMERICAN WATER ENTERPRISES, LLC$103,327,6331
37R2VGJTEMCNL5SIEMENS GOVERNMENT TECHNOLOGIES INC$100,826,9262
38J2FBDMUBXE61SOLUTE$100,769,2917
39KTMAJCY6JXM3LEIDOS, INC.$91,712,3362
40LE2BL71N8LQ3HARDIN COUNTY WATER DISTRICT NO. 1$91,613,2671
41D2ETMTLWJCJ1BAE SYSTEMS LAND AND ARMAMENTS L.P.$85,991,5881
42UEGFHX6R6KJ1THE BOEING COMPANY$82,004,5321
43LVHZZ963LJN5TNT PREMIER PARTNERSHIP LLC$81,372,5671
44CFALLJBGZ697GARTNER, INC.$77,789,38598
45JY2BDT2K58Z6MANTECH ADVANCED SYSTEMS INTERNATIONAL, INC.$75,473,9142
46HVQBAL5E7R23CAE USA INC.$74,537,5251
47N3PBJAVNKF61CACI, INC. - FEDERAL$72,462,3441
48LTRQBRKY3DN5STRATEGIC ALLIANCE SOLUTIONS LLC$72,281,4401
49XSV6AZJ6SDJ7RAYTHEON COMPANY$69,513,5211
50HJXCFLHBZ6S1SAVANTAGE FINANCIAL SERVICES, INC.$66,721,2231
51G38PSM4NJ477THE STRATAGEM GROUP LLC$58,351,6066
52MX89BGD5FK75AT&T ENTERPRISES, LLC$58,262,1191
53KC5NMK7R6TN5LOCKHEED MARTIN CORPORATION$55,118,5951
54JLREE96WGKM5LAUREL TECHNOLOGIES PARTNERSHIP$53,313,15827
55XXNJCWMAKNH8BL HARBERT INTERNATIONAL LLC$52,873,4431
56J3RVGKAFBGX9INFOPOINT LLC$52,823,3191
57GG88Z283HTH3CAPE ENVIRONMENTAL MANAGEMENT INC$52,613,2355
58RK1CRZMLXL37SKYLLA ENGINEERING LTD.$51,433,2275
59YNJNTZWVC3H6BAE SYSTEMS LAND & ARMAMENTS L.P.$48,434,1092
60YPNZLMDNYLV7VERUS RESEARCH, LLC$47,549,6613
61SMNWM6HN79X5GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.$47,052,5164
62ZNVFPZAD3MF7MTA INC$47,050,8341
63KG5HJ4MYUT45AMERICAN K-9 DETECTION SERVICES, LLC$44,665,0011
64EP8HTN6PUJW3TWO SIX LABS, LLC$40,463,0401
65CKV2L9GZKJK3DELOITTE CONSULTING LLP$40,192,1571
66PHJHM5MZKMN5THE BOEING COMPANY$39,094,4591
67XZK5LWWBFMY1GEMINI INDUSTRIES INC.$38,207,9671
68DGA4AQ4DJYY9BROADLEAF, INC.$34,728,5982
69E3D7U1KNNJC8SCIENCE AND ENGINEERING SERVICES, LLC$33,658,6522
70ECB9XMEAM681URS GROUP, INC.$31,832,1461
71NBG7N3TRX7K4CH2M HILL, INC$30,533,4262
72DBB5WJ6E58U7SAN DIEGO GAS & ELECTRIC COMPANY$30,014,0001
73E8E4EKJKKJW7PARSONS GOVERNMENT SERVICES INTERNATIONAL INC.$29,139,3182
74MSLKPMKNF5E6VALLEY ELECTRIC ASSOCIATION INC$29,018,8191
75FV5WK6YTN215BLUEHALO, LLC$28,829,3273
76DCNYSJXG7MW9HUNTER STRATEGY, LLC$27,842,2261
77H64NCT3G3XM3GEOGRAPHIC INFORMATION SERVICES, INC.$27,401,7614
78MQNHMXNFTSG8SAWTST LLC$26,046,45123
79WDUAMC37MA86INDIGENOUS TECHNOLOGIES, LLC$25,626,0891
80GJMSFBCNMSK3ATLANTIC DIVING SUPPLY, INC.$24,718,5358
81M8JLMEHJADQ5THE BOEING COMPANY$22,634,1081
82DSHBDPKJC569CREATIVE IT SOLUTIONS, LLC$21,859,7741
83EAKGFFY6KZV3T3W BUSINESS SOLUTIONS, INC.$19,298,6741
84SWBKVD2EKUH7ROCKWELL COLLINS, INC.$19,073,74727
85Z5LLHNEXM9L8CARTRIDGE TECHNOLOGIES, LLC$18,849,23019
86NKQHLFA16KX4SCHNEIDER ELECTRIC BUILDINGS AMERICAS, INC.$18,800,5522
87QKXCUBQF9NT9URS FEDERAL SERVICES INTERNATIONAL, INC$17,856,9851
88Y6EBGJ91P6R5TATITLEK TECHNOLOGIES, LLC$17,680,8471
89G3MPMA2NZ9G9NORTH POINT DEFENSE INC$17,208,4011
90NVC1EFKKYB93VERTEX AEROSPACE LLC$17,062,5461
91CMCXD2QLGKF9LOCKHEED MARTIN CORP$16,964,5161
92D19KJ2T49L84CREEK TECHNOLOGIES COMPANY$16,920,7581
93QEMLRQA7PLG4AMENTUM SERVICES, INC.$16,856,3271
94DGJ7M32ZMKN3ACUITY-CHS, LLC$16,739,7061
95WYFZJPX5J537SONALYSTS INC$15,709,5221
96MFKSECUUJW53GENEVA TECHNOLOGIES, INC.$15,675,4211
97LGEKVT294JF9STRACON SERVICES GROUP, LLC$15,132,8823
98FJS8P9C6B368DCS CORPORATION$15,086,2801
99SYNCWKJ72KW1DILIGENT CONSULTING, INC.$14,752,4461
100C8ZLJ61YJ528BAE SYSTEMS SPACE & MISSION SYSTEMS INC.$13,998,0952

Source: USAspending.gov. Last updated from ingested federal spending data: May 7, 2026.