Rankings

Top contractors of the General Services Administration: FY2021

FY2021 · complete year · data as of 2026-07-12

≈ computed · agency obligations

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Booz Allen Hamilton Inc received more money from the General Services Administration than any other recipient in FY2021: $1.6B in obligations. Ranked by what the General Services Administration obligated to each recipient in FY2021, so the list is about this agency's money rather than a contractor's overall size. Combined corporate families count once. Computed

Ranked from USASpending records. FY2020 to FY2026 are loaded. Rank vs FY2020 is each name's change in position from FY2020; a dash means the name was not in FY2020's data.

Quick findings

Computed
RankNameFY2021FY2020ChangeRank vs FY2020
01Booz Allen Hamilton Inc0 awards$1.6B$1.6B−3%same
02CACI International Inc0 awards$973.6M$1B−6%same
03Science Applications International Corporation0 awards$685.7M$781.5M−12%same
04Science Applications International Corporation0 awards$685.6M$781.5M−12%same
05General Dynamics Corporation0 awards$537.8M$521.6M+3%▲ 1
06Peraton Corp.0 awards$524.5M$389.9M+35%▲ 2
07Ford Motor CO0 awards$503.1M$502.6M0%same
08Huntington Ingalls Industries, Inc.0 awards$497.2M$523M−5%▼ 3
09Leidos, Inc.0 awards$470.8M$335M+41%▲ 1
10Maximus Federal Services, Inc.0 awards$334.1M$14.9M—▲ 45
11Deloitte LLP0 awards$291.9M$346.4M−16%▼ 2
12Fca US LLC0 awards$266.5M$269.1M−1%same
13Mantech Advanced Systems International, Inc.0 awards$263M$296.9M−11%▼ 2
14Dell Technologies Inc.0 awards$220.7M$192.6M+15%▲ 2
15Smartronix, LLC0 awards$199.9M$231M−13%▼ 2
16W.w. Grainger, Inc.0 awards$194.5M$191M+2%▲ 1
17Parsons Government Services Inc.0 awards$192.1M$112.7M+71%▲ 5
18General Motors LLC0 awards$187.2M$180.1M+4%same
19Fleet Vehicle Source Inc0 awards$182.2M$156.3M+17%▲ 2
20Brasfield & Gorrie LLC0 awards$150.3M———
21Magellan Federal, Inc.0 awards$135.8M———
22Salient Crgt, Inc.0 awards$119M$99.7M+19%▲ 2
23Cgi Federal Inc.0 awards$116M$107.4M+8%same
24Northrop Grumman Systems Corporation0 awards$110M$225.4M−51%▼ 10
25Turner Construction Company0 awards$98.3M———
26Amentum Technology, Inc.0 awards$93.5M$90.6M+3%▲ 1
27Csra LLC0 awards$92.9M$165.6M−44%▼ 7
28Lockheed Martin Corporation0 awards$89.3M$78.4M+14%▲ 3
29Whiting-Turner Contracting Company, the0 awards$86M$1K—▲ 101
30Frontier Technology Inc0 awards$84.7M$61.3M+38%▲ 4
31Viasat Inc0 awards$81.7M$98.9M−17%▼ 6
32University of Dayton0 awards$70.6M$76.7M−8%same
33Amentum Services, Inc.0 awards$65M$49.4M+32%▲ 5
34Noble Supply & Logistics, LLC0 awards$63.4M$85.2M−26%▼ 6
35Logistics Management Institute0 awards$62M$75.8M−18%▼ 2
36Atlantic Diving Supply, Inc.0 awards$61.2M$53M+16%same
37KBR, Inc.0 awards$59.9M−$20.2M—▲ 168
38J. E. Dunn Construction Company0 awards$55M———
39Empower Ai, Inc.0 awards$48.5M−$2.5K—▲ 162
40BL Harbert International LLC0 awards$43.9M$1.3M—▲ 60
41BAE Systems, Inc.0 awards$40.3M$34.9M+15%same
42Kearney & Company, P.c.0 awards$38.7M$37.6M+3%▼ 2
43Rei Systems, Inc.0 awards$34.1M———
44Applied Research Associates, Inc.0 awards$32.1M$10.7M+200%▲ 19
45ECS Federal, LLC0 awards$27.8M$17.5M+59%▲ 7
46L3Harris Technologies, Inc.0 awards$26M$31.1M−16%same
47AT&T Enterprises, LLC0 awards$25.5M———
48AT&T Enterprises, LLC0 awards$25.5M$5.7M+350%▲ 33
49Noblis, Inc.0 awards$24.4M$31.1M−22%▼ 2
50Scientific Research Corporation0 awards$23.9M$6.9M+244%▲ 25
51Carahsoft Technology Corp0 awards$23.8M$23.2M+2%▼ 1
52Hensel Phelps Construction Co.0 awards$18.1M$196.3M−91%▼ 37
53American Systems Corporation0 awards$16.7M$33.6M−50%▼ 10
54RTX Corporation0 awards$16.4M$51.1M−68%▼ 17
55Emergent, LLC0 awards$16.4M$12.5M+31%▲ 4
56AECOM Technical Services, Inc.0 awards$15.1M$11.5M+31%▲ 5
57Battelle Memorial Institute0 awards$14.9M$26.3M−43%▼ 9
58Fors Marsh Group LLC0 awards$13.2M$13.7M−3%▼ 1
59M. C. Dean, Inc.0 awards$12.6M$10.7M+18%▲ 5
60Serco Inc0 awards$11.9M$10.9M+10%▲ 2
61Supplycore LLC0 awards$11.7M$1.7M+596%▲ 37
62Colossal Contracting LLC0 awards$11.7M———
63J & J Maintenance Inc0 awards$11.2M$5.8M+93%▲ 17
64Affigent, LLC0 awards$10.2M———
65Federal Resources Supply Company, LLC0 awards$9.8M$48.7M−80%▼ 26
66Pride Industries0 awards$8.9M$3.5M+156%▲ 23
67Clark Construction Group LLC0 awards$8.8M$8.7M+2%▲ 3
68Dyncorp International LLC0 awards$8.7M$7.6M+15%▲ 5
69General Atomics0 awards$8.7M$33.9M−74%▼ 27
70Ernst & Young LLP0 awards$7.1M$2.1M+232%▲ 27
71Countertrade Products, Inc.0 awards$6.1M$6.1M+1%▲ 7
72Applied Research Solutions, Inc.0 awards$6M$5.1M+18%▲ 12
73Inter-Con Security Systems, Inc.0 awards$5.4M$8.8M−38%▼ 5
74Grunley Construction Co., Inc.0 awards$4.7M$21.2M−78%▼ 23
75DLT Solutions, LLC0 awards$4.2M$2.6M+61%▲ 19
76SOS International LLC0 awards$4M$4.1M−1%▲ 11
77Torch Technologies Inc0 awards$3.7M$9.2M−60%▼ 11
78National Opinion Research Center0 awards$3.6M$2.6M+40%▲ 17
79DCS Corporation0 awards$3.4M$5.3M−36%▲ 3
80Loyal Source Government Services LLC0 awards$3.4M$4.7M−29%▲ 5
81Sterling Computers Corporation0 awards$3.3M$2.7M+24%▲ 12
82Pae Government Services, Inc.0 awards$3M$1.6M+84%▲ 17
83CDW Government LLC0 awards$2.9M———
84Paragon Systems Inc0 awards$2.7M$2.9M−6%▲ 8
85Government Acquisitions LLC0 awards$2.3M———
86Bell Boeing Joint Project Office0 awards$1.7M$24.7M−93%▼ 37
87Seneca Global Services LLC0 awards$931.2K———
88World Wide Technology LLC0 awards$890.9K$15M−94%▼ 34
89Halfaker and Associates, LLC0 awards$785.3K$6.2M−87%▼ 13
90W S Darley & CO0 awards$677.2K$9.5M−93%▼ 25
91Georgia Tech Applied Research Corp0 awards$282.5K$815.2K—▲ 11
92Peckham Vocational Industries, Inc.0 awards$255.2K$278.4K—▲ 17
93Port Authority of New York & New Jersey0 awards$93.2K$0—▲ 82
94Igov Technologies, Inc.0 awards$86.9K———
95Centerra Group, LLC0 awards$71.6K$646.4K—▲ 8
96Gci Communication Corp.0 awards$47.5K$404.3K—▲ 10
97Credence Management Solutions Limited Liability Company0 awards$24.8K$14.1M−100%▼ 41
98Mission Support & Test Services LLC0 awards$16.7K———
99Hpi Federal LLC0 awards$16.3K$213.2K—▲ 13
100Oshkosh Defense LLC0 awards$15.5K$10.6K—▲ 25

Obligations are the dollars the agency committed, which is not the same as dollars paid out. A recipient can appear on several agencies' lists; each ranks only its own money.

Questions

Who is the General Services Administration's biggest contractor in FY2021?
Booz Allen Hamilton Inc, with $1.6B obligated in FY2021. Second is CACI International Inc at $973.6M.
Where does this ranking come from?
It is computed from USASpending.gov award records, which are U.S. government works and in the public domain. Each figure is the total the General Services Administration obligated to that recipient in FY2021. TheFiscalFinder does the ranking; the underlying figures are the government's own.
How many recipients are shown?
The top 100 for FY2021. Each row opens that recipient's own page, where the same money is broken out by year, by counterparty and by place.
Does a high position mean anything is wrong?
No. This is a description of where public money went in FY2021, computed from public records. It is not an allegation about anyone on it.

Related rankings

Why the labels? The graph is only worth anything if the links are trusted. Facts taken straight from a federal filing are Source; figures we calculate are Computed; links we infer (corporate parents, districts, similar contractors, connections between records) are Inferred, worded carefully, never asserted as fact and never a claim that one thing caused another. Spot an error? Tell us.