2015 Top 100

We rank the largest government contractors by their prime contract dollars in IT, systems integrations, telecommunications, engineering and professional services.

For our analysis of the 2015 Top 100, click here.

See our slideshow on the Top 100.

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COMPANIES BY ALPHABETICAL LISTING
2015 Company Contracts 2014
85 AASKI Technology $178,299,000
67 Abt Associates $252,187,000 78
17 Accenture $1,599,064,000 23
60 Actionet Inc. $285,278,000 71
90 Adams Communications & Engineering Technology Inc. $174,524,000
18 AECOM Technology Corp. $1,532,825,000 39
34 Aerospace Corp. $778,901,000 33
68 Affigent $247,274,000
35 Alion Science & Technology $702,400,000 36
72 Alvarez & Associates $234,956,000 99
51 Arctic Slope Regional Corp. $394,420,000 55
14 AT&T INC. $1,875,331,000 16
19 BAE Systems $1,369,984,000 20
97 Ball Corp. $166,506,000
23 Battelle Memorial Institute $1,198,425,000 26
96 Bechtel Group Inc. $166,901,000
94 Blue Tech Inc. $171,366,000
3 Boeing Co. $5,256,827,000 4
7 Booz Allen Hamilton $3,665,860,000 7
12 CACI International $2,011,349,000 13
80 Calibre Systems Inc. $201,143,000
100 Camber Corp. $162,127,000 94
48 Carahsoft Technology Corp. $416,277,000 56
38 CDW-Government $602,458,000 51
37 CenturyLink Inc. $654,805,000 42
29 CGI Group $1,036,025,000 32
71 CH2M Hill Inc. $235,390,000 86
47 Chemonics International $430,530,000 45
10 Computer Sciences Corp. $2,379,495,000 9
77 Cubic Corp. $215,165,000 72
21 Dell Inc. $1,325,166,000 21
25 Deloitte $1,115,457,000 27
92 Development Alternatives Inc. $173,995,000 64
64 Digital Management Inc. $265,682,000 74
59 DLT Solutions $300,333,000 66
53 DRS Technologies $385,172,000 44
31 DynCorp International $936,099,000 10
93 ECS Federal Inc. $173,888,000
13 Engility Corp. $1,936,200,000 30
73 FCN Inc. $233,344,000
24 Fluor $1,197,994,000 11
98 Four Points Technology $165,244,000
75 General Atomics Technologies Corp. $231,976,000 69
5 General Dynamics $4,071,992,000 5
81 General Electric $189,679,000 49
9 Harris Corp. $2,552,193,000 12
6 Hewlett-Packard Co. $3,866,791,000 6
42 Honeywell International $517,992,000 37
20 IBM Corp. $1,349,206,000 24
54 ICF International $367,508,000 52
50 ImmixGroup Inc. $408,222,000 57
95 Indyne Inc. $168,838,000
62 Insight Enterprises Inc. $265,906,000
63 Intuitive Research and Technology Corp. $276,311,000 70
40 Iron Bow Technologies $521,113,000 50
22 Jacobs Engineering Group $1,317,973,000 22
84 John Snow Inc. $185,016,000 83
99 KeyPoint Government Solutions $162,176,000 96
69 KPMG LLP $247,148,000 81
15 L-3 Communications $1,725,575,000 15
16 Leidos Inc. $1,642,083,000 8
1 Lockheed Martin $11,700,962,000 1
28 ManTech International $1,041,000,000 18
57 Maximus $312,038,000 88
70 Microsoft $240,739,000 93
74 MicroTech $232,525,000 89
66 Mission Essential $258,251,000 38
44 Mythics Inc. $478,049,000 57
65 NCI Inc. $263,440,000 79
88 NCS Technologies $175,109,000
91 New Light Technologies Corp. $174,198,000
2 Northrop Grumman $6,893,607,000 2
30 PAE $1,020,812,000 31
49 Parsons Corp. $412,495,000 61
79 PricewaterhouseCoopers $208,400,000
4 Raytheon $4,815,472,000 3
46 Red River Computer Co. $441,249,000 68
41 Rockwell Collins $519,960,000 40
55 RTI International $319,204,000 60
8 Science Applications International Corp. $2,570,645,000 19
82 Scientific Research Corp. $188,336,000 92
32 Serco North America $794,587,000 34
52 SGT Inc. $391,434,000 48
43 Sierra Nevada Corp. $494,808,000 41
26 SRA International $1,101,389,000 29
83 SRI International $187,205,000 80
89 STG Inc. $174,526,000 84
58 Tetra Tech Inc. $304,273,000 59
76 Thundercat Technology $222,993,000 76
86 Torch Technologies $175,954,000
78 Trax International $210,838,000
39 Unisys Corp. $529,000,000 47
27 United Technologies Corp. $1,072,515,000 28
45 Vectrus Inc. $459,764,000 17
33 Vencore $781,700,000 46
11 Verizon Communications 2,029,767,000 14
87 ViaSat $175,916,000 100
61 Westat Inc. $280,107,000 82
56 World Wide Technology $317,298,000 63
36 Wyle $679,294,000 35
FPDS-NG, USASpending, Houlihan Lokey and Washington Technology.

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