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.

Register for the Top 100 webcast.

PUBLICLY TRADED COMPANIES
2015 Company Contracts 2014
1 Lockheed Martin $11,700,962,000 1
2 Northrop Grumman $6,893,607,000 2
3 Boeing Co. $5,256,827,000 4
4 Raytheon $4,815,472,000 3
5 General Dynamics $4,071,992,000 5
6 Hewlett-Packard Co. $3,866,791,000 6
7 Booz Allen Hamilton $3,665,860,000 7
8 Science Applications International Corp. $2,570,645,000 19
9 Harris Corp. $2,552,193,000 12
10 Computer Sciences Corp. $2,379,495,000 9
11 Verizon Communications 2,029,767,000 14
12 CACI International $2,011,349,000 13
13 Engility Corp. $1,936,200,000 30
14 AT&T INC. $1,875,331,000 16
15 L-3 Communications $1,725,575,000 15
16 Leidos Inc. $1,642,083,000 8
17 Accenture $1,599,064,000 23
18 AECOM Technology Corp. $1,532,825,000 39
19 BAE Systems $1,369,984,000 20
20 IBM Corp. $1,349,206,000 24
22 Jacobs Engineering Group $1,317,973,000 22
24 Fluor $1,197,994,000 11
27 United Technologies Corp. $1,072,515,000 28
28 ManTech International $1,041,000,000 18
29 CGI Group $1,036,025,000 32
32 Serco North America $794,587,000 34
37 CenturyLink Inc. $654,805,000 42
39 Unisys Corp. $529,000,000 47
41 Rockwell Collins $519,960,000 40
42 Honeywell International $517,992,000 37
45 Vectrus Inc. $459,764,000 17
53 DRS Technologies $385,172,000 44
54 ICF International $367,508,000 52
57 Maximus $312,038,000 88
58 Tetra Tech Inc. $304,273,000 59
62 Insight Enterprises Inc. $265,906,000
65 NCI Inc. $263,440,000 79
70 Microsoft $240,739,000 93
77 Cubic Corp. $215,165,000 72
81 General Electric $189,679,000 49
87 ViaSat $175,916,000 100
97 Ball Corp. $166,506,000
FPDS-NG, USASpending, Houlihan Lokey and Washington Technology.

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