We rank the largest government contractors in today's market.
We ranked the Top 100 government contractors based on sales related to IT products and services, systems integration, telecommunications, professional services and engineering services.
Click here for our coverage of the Top 100.
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| 2010 | Company | Contracts | 2009 |
|---|---|---|---|
| 1 | LOCKHEED MARTIN CORP. | $16,700,588,328 | 1 |
| 2 | NORTHROP GRUMMAN CORP. | $11,145,533,497 | 3 |
| 3 | Boeing Co. | $10,462,626,196 | 2 |
| 4 | Raytheon Co. | $6,727,232,555 | 5 |
| 5 | SCIENCE APPLICATIONS INTERNATIONAL CORP. | $5,474,482,583 | 7 |
| 6 | General Dynamics Corp. | $5,431,882,984 | 4 |
| 7 | KBR Inc. | $4,545,440,824 | 6 |
| 8 | L-3 Communications Corp. | $4,176,624,682 | N/A |
| 9 | BOOZ ALLEN HAMILTON | $3,352,844,339 | N/A |
| 10 | Computer Sciences Corp. | $3,293,278,386 | 9 |
| 11 | Hewlett Packard Co. | $2,564,014,201 | N/A |
| 12 | Dell Computer Corp. | $2,270,000,000 | 15 |
| 13 | Harris Corp. | $2,165,268,040 | 13 |
| 14 | ITT Corp. | $2,074,983,916 | 11 |
| 15 | BAE Systems Inc. ** | $1,956,884,247 | N/A |
| 16 | CACI International Inc. | $1,911,928,093 | 20 |
| 17 | IBM CORP. | $1,774,623,164 | 18 |
| 18 | Deloitte LLP | $1,730,165,554 | N/A |
| 19 | VERIZON COMMUNICATIONS INC. | $1,721,565,974 | 16 |
| 20 | Jacobs Engineering Group Inc. | $1,634,268,549 | 19 |
| 21 | United Technologies Corp. | $1,476,229,982 | 17 |
| 22 | BATTELLE MEMORIAL INSTITUTE | $1,335,906,153 | 21 |
| 23 | Dyncorp International Llc | $1,258,019,560 | N/A |
| 23 | DYNCORP INTERNATIONAL, INC | $1,258,019,560 | N/A |
| 24 | URS Corp. | $1,225,071,020 | 22 |
| 25 | DRS Technologies Inc. | $1,006,436,334 | N/A |
| 26 | Rockwell Collins Inc. | $951,046,892 | 35 |
| 27 | Accenture Ltd. | $924,092,794 | 25 |
| 28 | Honeywell Inc. | $915,809,845 | 30 |
| 29 | SERCO INC. | $874,739,954 | 28 |
| 30 | SRA International Inc. | $869,734,080 | 26 |
| 31 | ManTech International Corp. | $855,567,586 | 48 |
| 32 | Sprint Nextel Corp. | $848,854,000 | 27 |
| 33 | General Electric Co. | $844,458,207 | 24 |
| 34 | Aerospace Corp. | $835,402,095 | 29 |
| 35 | Apptis Inc. | $826,790,863 | 50 |
| 36 | Bechtel Corp. | $756,597,943 | N/A |
| 37 | VSE Corp. | $686,912,905 | 31 |
| 38 | Unisys Corp. | $666,332,137 | 32 |
| 39 | General Atomics | $661,619,386 | N/A |
| 39 | General Atomics | $661,619,386 | N/A |
| 40 | QinetiQ North America | $660,647,787 | 34 |
| 41 | Alion Science and Technology Corp. | $625,817,000 | 39 |
| 42 | SGT Inc. | $602,586,194 | 62 |
| 43 | Combat Support Associates | $579,957,228 | 41 |
| 44 | Stanley Inc. | $572,197,243 | 45 |
| 45 | Wyle Laboratories Inc. | $571,152,677 | 43 |
| 46 | AT&T Inc. | $557,855,301 | 42 |
| 47 | FLUOR CORP | $533,950,701 | N/A |
| 48 | Alliant Techsystems Inc. | $520,341,034 | 37 |
| 49 | ARINC Inc. | $501,641,640 | 44 |
| 50 | Comtech Telecommunications Corp. | $495,744,635 | 81 |
| 51 | CHEMONICS INTERNATIONAL, INC. | $476,304,239 | 70 |
| 52 | CDW Government Inc.** | $465,619,910 | 60 |
| 53 | WORLD WIDE TECHNOLOGY, INC. | $440,684,035 | N/A |
| 54 | Arctic Slope Regional Corp. | $430,015,537 | 58 |
| 55 | NANA Regional Corp. | $429,673,300 | 47 |
| 56 | Qwest Communications International Inc. | $427,120,938 | 55 |
| 57 | Vangent Inc. | $419,731,090 | 52 |
| 58 | immixGroup Inc. | $403,719,325 | 93 |
| 59 | GTSI Corp. | $383,844,248 | 49 |
| 60 | Tetra Tech Inc. | $381,344,102 | 56 |
| 61 | DEVELOPMENT ALTERNATIVES, INC | $379,600,000 | 59 |
| 62 | Mission Essential Personnel | $375,973,219 | 82 |
| 63 | Coffey International Ltd. | $367,621,087 | N/A |
| 64 | Xerox Corp. | $353,041,647 | N/A |
| 65 | Eyak Technology LLC | $342,368,972 | 65 |
| 66 | ICF International Inc. | $340,845,273 | 99 |
| 67 | RTI INTERNATIONAL | $338,846,391 | 66 |
| 68 | Chenega Corp. | $324,548,094 | 61 |
| 69 | CH2M HILL Companies, Ltd. | $317,146,896 | 87 |
| 70 | Shaw Group Inc. | $306,356,970 | 85 |
| 71 | NCI Information Systems Inc. | $301,731,100 | 72 |
| 72 | WESTAT INC. | $291,640,068 | N/A |
| 73 | Artel Inc. | $266,739,661 | 76 |
| 74 | Trax International Corp. | $266,369,223 | N/A |
| 75 | CUBIC CORP. | $266,105,255 | 96 |
| 76 | Louis Berger Group Inc. | $259,546,578 | N/A |
| 77 | SCIENTIFIC RESEARCH CORP. | $259,438,652 | 88 |
| 78 | SIERRA NEVADA CORP. | $246,678,386 | N/A |
| 79 | Siemens Corp. ** | $238,809,098 | 90 |
| 80 | Chugach Alaska Corp. | $229,526,943 | 74 |
| 81 | Southwest Research Institute Inc. | $229,018,335 | N/A |
| 82 | CGI Group Inc. | $228,061,083 | 78 |
| 83 | Telos Corp. | $223,008,225 | 63 |
| 84 | Alutiiq LLC | $219,762,894 | 91 |
| 85 | Energy Enterprise Solutions LLC | $216,105,776 | N/A |
| 86 | BALL CORP. | $213,982,367 | 73 |
| 87 | ICS Nett Inc. | $212,217,576 | N/A |
| 88 | Oracle Corp. | $206,931,072 | 80 |
| 89 | InDyne Inc. | $205,171,900 | 71 |
| 90 | Camber Corp. | $204,581,854 | N/A |
| 91 | Motorola Inc. | $203,986,410 | 64 |
| 92 | Creative Associates International Inc. | $193,922,433 | N/A |
| 93 | Orbital Sciences Corp. | $192,467,905 | 83 |
| 94 | Teledyne Technologies Inc. | $187,643,748 | 77 |
| 95 | MicroTech LLC | $180,368,009 | N/A |
| 96 | STG Inc. | $178,969,267 | 94 |
| 97 | Concurrent Technologies Corp. | $175,568,824 | N/A |
| 98 | Cobham plc | $173,304,406 | 95 |
| 99 | Carahsoft Technology Corp. | $172,359,708 | N/A |
| 100 | Rolls-Royce Group plc | $171,065,429 | N/A |
Washington Technology, Eagle Eye Publishers, Houlihan Lokey
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