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    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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