We rank the largest government contractors in today's market.
For the 23rd year, we rank the 100 largest government technology contractors by their prime contracting dollars.
Click here to read our analysis.
Use the database below to explore the rankings on your own. You sort the list by size, business category, major markets and financial performance.
| 2016 | Company | Contracts | 2015 |
|---|---|---|---|
| 1 | LOCKHEED MARTIN CORP. | $11,664,063,000 | 1 |
| 2 | NORTHROP GRUMMAN CORP. | $6,479,187,000 | 2 |
| 3 | Boeing Co. | $5,048,051,000 | 3 |
| 4 | CSRA | $4,619,952,000 | N/A |
| 5 | General Dynamics Corp. | $4,144,117,000 | N/A |
| 6 | Raytheon Co. | $3,662,678,000 | N/A |
| 7 | HP Enterprise | $3,505,116,000 | N/A |
| 8 | BOOZ ALLEN HAMILTON | $3,419,648,000 | 7 |
| 9 | CACI INTERNATIONAL | $3,145,401,000 | 12 |
| 10 | SCIENCE APPLICATIONS INTERNATIONAL CORP. | $2,539,969,000 | N/A |
| 11 | Harris Corp. | $2,380,167,000 | 9 |
| 12 | VERIZON COMMUNICATIONS INC. | $1,974,745,000 | 11 |
| 13 | ACCENTURE FEDERAL SERVICES | $1,948,396,000 | 17 |
| 14 | AT&T Inc. | $1,919,822,000 | 14 |
| 15 | PAE | $1,910,000,000 | 30 |
| 16 | Leidos Inc. | $1,889,692,000 | 16 |
| 17 | AECOM | $1,649,013,000 | N/A |
| 18 | BAE SYSTEMS | $1,364,641,000 | 19 |
| 19 | Engility Corp. | $1,325,790,000 | 13 |
| 20 | DELOITTE | $1,271,570,000 | 25 |
| 21 | Battelle Memorial Insititute | $1,189,718,000 | N/A |
| 22 | IBM CORP. | $1,131,281,000 | 20 |
| 23 | JACOBS ENGINEERING GROUP INC | $1,087,839,000 | N/A |
| 24 | L-3 Communciations | $1,085,711,000 | N/A |
| 25 | Vencore | $1,024,000,000 | 33 |
| 26 | Aerospace Corp. | $891,349,000 | 34 |
| 27 | FLUOR CORP | $873,497,000 | 24 |
| 28 | MANTECH INTERNATIONAL | $866,000,000 | 28 |
| 29 | CGI GROUP | $879,708,278 | 29 |
| 30 | Serco Group | $768,440,000 | N/A |
| 30 | Serco Group plc | $768,440,000 | N/A |
| 31 | Dell Inc. | $753,093,000 | 21 |
| 32 | Alion Science & Technogy | $737,654,000 | N/A |
| 33 | DynCorp International | $723,241,000 | 31 |
| 34 | CENTURYLINK, INC. | $656,340,000 | 37 |
| 35 | Arctic Slope Regional Corp. | $633,009,000 | 51 |
| 36 | Wyle | $628,819,000 | 36 |
| 37 | CDW-G | $609,154,000 | N/A |
| 38 | SIERRA NEVADA CORP. | $586,541,000 | 43 |
| 39 | Unisys Corp. | $569,162,000 | 39 |
| 40 | V2X | $544,495,000 | 45 |
| 41 | INSIGHT ENTERPRISES INC | $534,101,000 | 62 |
| 42 | SGT Inc. | $508,699,000 | 52 |
| 43 | Carahsoft Technology Corp. | $494,288,000 | 48 |
| 44 | CHEMONICS INTERNATIONAL, INC. | $478,864,000 | 47 |
| 45 | United Technologies Corp. | $474,606,000 | 27 |
| 46 | IRON BOW TECHNOLOGIES, LLC | $462,556,000 | 40 |
| 47 | RTI INTERNATIONAL | $437,385,000 | 55 |
| 48 | WORLD WIDE TECHNOLOGY, INC. | $436,981,000 | N/A |
| 49 | MYTHICS, INC. | $428,792,000 | 44 |
| 50 | ICF International Inc. | $423,906,000 | N/A |
| 51 | Honeywell International | $413,196,000 | 42 |
| 52 | Rockwell Collins Inc. | $393,461,000 | 41 |
| 53 | Actionet Inc. | $385,646,000 | 60 |
| 54 | MAXIMUS INC. | $385,190,000 | 57 |
| 55 | Parsons Corp. | $358,997,000 | 49 |
| 56 | DLT Solutions | $358,339,000 | 59 |
| 57 | RED RIVER COMPUTER COMPANY INC. | $350,276,000 | 46 |
| 58 | immixGroup Inc. | $339,393,000 | 50 |
| 59 | ADAMS COMMUNICATION & ENGINEERING TECHNOLOGY, INC. | $322,058,000 | N/A |
| 60 | DRS Technologies Inc. | $312,085,000 | N/A |
| 61 | NCI Inc. | $306,447,000 | 65 |
| 63 | Tetra Tech Inc. | $292,726,000 | 58 |
| 63 | WESTAT INC. | $281,707,000 | 61 |
| 64 | John Snow Inc. | $277,731,000 | 84 |
| 65 | Keypoint Government Solutions | $276,471,000 | 99 |
| 66 | AASKI Technology Inc. | $272,957,000 | N/A |
| 67 | MicroTech LLC | $268,656,000 | 74 |
| 68 | General Atomics Technologies Corp. | $262,139,000 | 75 |
| 69 | DEVELOPMENT ALTERNATIVES, INC | $260,238,000 | 92 |
| 70 | MICROSOFT CORP. | $259,218,000 | 70 |
| 71 | Digital Management Inc. | $245,093,000 | 64 |
| 72 | INTUITIVE RESEARCH AND TECHNOLOGY CORP. | $244,468,000 | 63 |
| 73 | KPMG LLP | $232,486,000 | 69 |
| 74 | ABT ASSOCIATES | $232,262,000 | 67 |
| 75 | TORCH TECHNOLOGIES INC. | $230,222,000 | 86 |
| 76 | GE | $223,165,000 | N/A |
| 77 | Pricewaterhousecoopers LLP | $220,824,000 | 79 |
| 78 | Kelly Services Inc. | $216,182,000 | N/A |
| 79 | ECS Federal | $203,576,000 | N/A |
| 80 | Affigent LLC | $202,718,000 | N/A |
| 81 | CUBIC CORP. | $199,082,000 | 77 |
| 82 | FCN INC | $198,738,000 | 73 |
| 83 | Orbital ATK Inc. | $198,387,000 | N/A |
| 84 | Trax International Corp. | $196,742,000 | 78 |
| 85 | LOGISTICS MANAGEMENT INSTITUTE (LMI) | $195,138,000 | N/A |
| 86 | SALIENT CRGT, INC. | $192,967,000 | N/A |
| 87 | THUNDERCAT TECHNOLOGY, LLC | $190,765,000 | 76 |
| 88 | Four Inc. | $190,048,000 | N/A |
| 89 | Noblis Inc. | $189,420,000 | N/A |
| 90 | SCIENTIFIC RESEARCH CORP. | $186,232,000 | 82 |
| 91 | Chenega Corp. | $184,730,000 | N/A |
| 92 | SRI International | $180,576,000 | 83 |
| 93 | BECHTEL GROUP, INC | $180,563,000 | 96 |
| 94 | Alvarez & Associates LLC | $179,883,000 | N/A |
| 95 | CISCO SYSTEMS INC | $179,693,000 | N/A |
| 96 | InDyne Inc. | $176,474,000 | 95 |
| 97 | CH2M Hill Inc. | $174,668,000 | 71 |
| 98 | STERLING COMPUTERS CORP. | $171,220,000 | N/A |
| 99 | STG Inc. | $170,070,000 | 89 |
| 100 | AMERICAN SYSTEMS CORP. | $166,635,000 | N/A |
FPDS-NG, USASpending, Houlihan Lokey and Washington Technology
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