2019 Top 100

We rank the largest government contractors in the federal market based on their prime contract obligation during fiscal 2018. The rankings are based on analysis of procurement data in the areas of IT, professional services, telecommunications and other high-tech services areas.

Read our analysis

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COMPANIES MAKING REPEAT APPEARANCES ON THE LIST
2019 Company Contracts 2018
1 LEIDOS INC. $7,369,054,000 2
2 GENERAL DYNAMICS $6,778,705,000 1
3 NORTHROP GRUMMAN CORP. 6,587,836,000 3
4 LOCKHEED MARTIN CORP. $6,386,153,000 5
5 RAYTHEON $5,683,669,000 4
6 BOEING CO. $5,666,767,000 6
7 BOOZ ALLEN HAMILTON $4,797,109,000 7
8 PERSPECTA $3,605,806,000 8
9 SCIENCE APPLICATIONS INTERNATIONAL CORP. $3,514,509,000 9
10 CACI INTERNATIONAL $2,827,068,000 10
11 JACOBS ENGINEERING GROUP INC. $2,400,059,000 25
12 ACCENTURE $2,361,797,000 11
12 PAE $2,239,059,000 12
13 HARRIS CORP. $2,291,172,000 15
15 AECOM $2,194,217,000 17
16 KBR Inc. $2,113,221,000 16
17 VERIZON COMMUNICATIONS $2,069,412,000 13
18 L3 TECHNOLOGIES, INC. $2,011,979,000 18
19 AT&T $1,979,165,000 14
20 DELOITTE $1,824,042,000 23
21 FLUOR CORP. $1,807,648,000 20
22 BAE SYSTEMS $1,713,670,000 22
23 CHEMONICS INTERNATIONAL, INC. $1,489,586,000 19
24 IBM CORP. $1,243,218,000 24
25 MAXIMUS INC. $1,217,945,000 72
26 THE AEROSPACE CORP. $1,030,426,000 28
27 UNITED TECHNOLOGIES CORP. $974,013,000 57
28 DYNCORP INTERNATIONAL $970,199,000 45
29 CENTURYLINK $963,506,000 29
30 CGI GROUP $918,000,000 26
31 ALION SCIENCE AND TECHNOLOGY CORP. $872,934,000 33
32 DELL TECHNOLOGIES $861,133,000 32
33 MANTECH INTERNATIONAL CORP. $853,613,000 21
34 ARSC FEDERAL $823,617,000 39
35 GENERAL ATOMICS $771,382,000 31
36 SIERRA NEVADA CORP. $767,686,000 36
37 CARAHSOFT TECHNOLOGY CORP. $752,761,000 38
38 AKIMA $731,107,000 100
39 SERCO NORTH AMERICA $337,560,000 35
40 PERATON INC. $679,659,000 34
41 CDW CORP. $670,418,000 30
42 LEONARDO DRS $637,734,000 40
43 INSIGHT ENTERPRISES INC. $625,973,000 44
44 UNISYS CORP. $586,719,000 41
45 IRON BOW TECHNOLOGIES $519,912,000 48
46 VIASAT INC. $518,957,000 82
47 Mythics Emergent Group $502,793,000 42
49 PARSONS CORP. $488,124,000 50
50 ECS FEDERAL LLC $477,520,000 47
51 ICF INTERNATIONAL INC. $471,196,000 52
52 MICROSOFT $458,897,000 56
53 SMARTRONIX INC. $455,359,000 68
54 RTI INTERNATIONAL $452,241,000 55
55 FCN INC. $442,788,000 54
56 TETRA TECH, INC. $436,711,000 53
57 WORLD WIDE TECHNOLOGY, INC $433,331,000 49
58 DEVELOPMENT ALTERNATIVES, INC. $421,192,000 64
59 TORCH TECHNOLOGIES INC. $409,319,000 61
60 BATTELLE MEMORIAL INSTITUTE $399,179,000 59
61 GUIDEHOUSE LLP $385,065,000 51
62 VECTRUS SYSTEMS CORP. $364,700,000 63
63 DLT SOLUTIONS, LLC $361,764,000 60
64 ACTIONET, INC. $357,057,000 62
65 NTT DATA $345,715,000 58
66 RED RIVER COMPUTER COMPANY INC. $324,869,000 70
67 NCI INC. $315,244,000 75
68 COLSA CORP. $312,177,000 80
69 CISCO SYSTEMS INC $306,505,000 78
70 THUNDERCAT TECHNOLOGY, LLC $299,750,000 85
71 SRC INC. $299,137,000 99
72 HUNTINGTON INGALLS INDUSTRIES, INC. $294,801,000 71
73 FOUR LLC $289,838,000 94
74 IMMIXGROUP $286,197,000 69
75 STERLING COMPUTERS $283,054,000 77
76 KPMG LLP $282,975,000 74
77 SALIENT CRGT, INC. $281,771,000 65
78 GE $281,551,000 86
79 BY LIGHT PROFESSIONAL IT SERVICES INC. $267,003,000 88
80 ABT ASSOCIATES, INC. 264,642,000 66
81 ADAMS COMMUNICATION & ENGINEERING TECHNOLOGY, INC. $261,078,000 84
83 BLUE TECH INC. $256,382,000 91
84 FOUR POINTS TECHNOLOGY, LLC $247,302,000 73
85 UKPEAGVIK INUPIAT CORP. $234,849,000 90
86 WESTAT INC $234,425,000 67
89 TRAX INTERNATIONAL CORP. $217,415,000 89
92 KEYW CORP. $211,758,000 76
93 ALVAREZ, LLC $210,787,000 96
95 SCIENTIFIC RESEARCH CORP. $209,828,000 92
96 GOVERNMENT ACQUISITIONS INC $205,096,000 83
Federal Procurement Data System, USASpending, Washington Technology

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