2017 Top 100

We rank the largest government contractors based on their fiscal 2016 prime contracts in IT, systems integration, professional services and telecommunications.

View our slideshow outlining the transformation the market is going through.

COMPANIES BY RANKING
2017 Company Contracts 2016
1 Leidos Inc. $6,889,618,000 16
2 Lockheed Martin Corp. $6,872,155,000 1
3 Northrop Grumman Corp. $6,168,409,000 2
4 Boeing Co. $5,153,675,000 3
5 Raytheon Co. $4,326,778,000 6
6 General Dynamics Corp. $4,251,506,000 5
7 CSRA $3,883,329,000 4
8 Booz Allen Hamilton $3,683,668,000 8
9 CACI International $3,421,412,000 9
10 DXC Technology $3,167,621,000 7
11 Science Applications International Corp. $2,765,476,000 10
12 Verizon Communications Inc. $2,156,107,000 12
13 Accenture $2,138,189,000 13
14 AT&T Inc. $1,967,208,000 14
15 PAE $1,963,398,000 15
16 AECOM $1,715,527,000 17
17 Harris Corp. $1,566,994,000 11
18 BAE Systems $1,480,030,000 18
19 L3 Technologies $1,464,191,000 24
20 Deloitte $1,408,645,000 20
21 Fluor Corp. $1,297,803,000 27
22 Engility $1,140,787,000 19
23 KBR Inc. $1,137,810,000
24 IBM Corp. $1,110,996,000 22
25 Jacobs Engineering $1,071,730,000 23
26 CGI Group $1,060,122,000 29
27 Vencore $1,040,300,000 25
28 Chemonics International Inc. $988,454,000 44
29 Aerospace Corp. $917,037,000 26
30 ManTech International $896,262,000 28
31 Serco Group $777,854,000 30
32 Alion Science & Technogy $755,451,000 32
33 CDW-G $694,473,000 37
34 Dell Inc. $691,948,000 31
35 CenturyLink $664,074,000 34
36 General Atomics Technologies Corp. $612,704,000 68
37 Arctic Slope Regional Corp. $591,253,000 35
38 Sierra Nevada Corp. $580,611,000 38
39 Unisys Corp. $564,093,000 39
40 Carahsoft Technology Corp. $546,227,000 43
41 World Wide Technology Inc. $491,419,000 48
42 Vectrus Systems Corp. $490,576,000 40
43 DRS Technologies Inc. $490,299,000 60
44 RTI International $467,489,000 47
45 Mythics Inc. $465,309,000 49
46 United Technologies Corp. $456,996,000 45
47 Tetra Tech Inc. $449,135,000 62
48 Rockwell Collins $442,196,000 52
49 Iron Bow Technologies $437,942,000 46
50 Parsons Corp. $430,775,000 55
51 HP Inc. $418,844,000
52 ICF International Inc. $413,240,000 50
53 SGT Inc. $410,946,000 42
54 SpaceX $386,969,000
55 DLT Solutions $366,469,000 56
56 Viasat Inc. $365,388,000
57 Actionet Inc. $364,182,000 53
58 Battelle Memorial Insititute $359,084,000 21
59 Development Alternatives Inc. $348,361,000 69
60 Insight Enterprises Inc. $347,574,000 41
61 Westat Inc. $343,541,000 63
63 ECS Federal $341,580,000 79
63 Red River Computer Co. $330,668,000 57
64 NCI Inc. $327,991,000 61
65 Microsoft Corp. $327,476,000 70
66 Abt Associates $311,191,000 74
67 FCN Inc. $304,073,000 82
68 Torch Technologies Inc. $300,970,000 75
69 Maximus Inc. $300,509,000 54
70 Cisco Systems Inc. $291,016,000 95
71 Salient CRGT Inc. $279,300,000 86
72 PricewaterhouseCoopers $279,193,000 77
73 ImmixGroup Inc. $278,256,000 58
74 GE $276,749,000 76
75 Intuitive Research and Technology Corp. $273,155,000 72
76 Keypoint Government Solutions $263,746,000 65
77 KPMG LLP $256,977,000 73
78 Alvarez & Associates LLC $256,014,000 94
79 Data Link Solutions LLC $255,239,000
80 CH2M Hill Inc. $246,161,000 97
81 Four LLC $242,202,000 88
82 Trax International Corp. $239,532,000 84
83 Four Points Technology LLC $238,341,000
84 By Light Professional IT Services Inc. $230,838,000
85 Smartronix Inc. $227,597,000
86 CNA Corp. $218,647,000
87 Digital Management Inc. $217,272,000 71
88 Adams Communication & Engineering Technology Inc. $208,666,000 59
89 Thundercat Technology LLC $204,565,000 87
90 Scientific Research Corp. $202,148,000 90
91 Sterling Computers Corp. $200,136,000 98
92 Colsa Corp. $195,922,000
93 Bowhead Government Services $192,901,000
94 AASKI Technology Inc. $192,240,000 66
95 Affigent LLC $184,251,000 80
96 KeyW Corp. $180,255,000
97 Noblis Inc. $177,019,000 89
98 Motorola Solutions $175,615,000
99 Calibre Systems Inc. $175,093,000
100 Government Acquisitions Inc. $170,388,000
Washington Technology, FPDS-NG, USASpending, Houlihan Lokey

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