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    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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