Top 25 GSA Contractors
Total Purchases: $11,785,780,757
| Rank | Parent company | Amount | Market share |
| 1 | General Dynamics Corp. | $605,895,491 | 5.14% |
| 2 | SAIC | 338,302,213 | 2.87 |
| 3 | Computer Sciences Corp. | 272,177,745 | 2.30 |
| 4 | Ford Motor Co. | 255,268,888 | 2.16 |
| 5 | Northrop Grumman Corp. | 244,183,617 | 2.07 |
| 6 | Daimler-Chrysler | 240,316,786 | 2.03 |
| 7 | Lockheed Martin Corp. | 168,412,284 | 1.42 |
| 8 | EDS | 160,864,475 | 1.36 |
| 9 | SRA International Inc. | 159,174,962 | 1.35 |
| 10 | Suffolk Construction Co. | 136,153,445 | 1.15 |
| 11 | National Industries for the Blind | 121,921,069 | 1.03 |
| 12 | Grunley Construction Co. | 121,328,816 | 1.02 |
| 13 | Volmar Construction Inc. | 110,283,023 | 0.93 |
| 14 | Pepco Holdings Inc. | 103,421,975 | 0.87 |
| 15 | Unisys Corp. | 101,170,230 | 0.85 |
| 16 | Leon D. DeMatteis Construction Corp. | 98,980,000 | 0.83 |
| 17 | CACI International Inc. | 94,601,315 | 0.80 |
| 18 | Blue Bird Corp. | 92,727,029 | 0.78 |
| 19 | Centex Construction LLC | 87,035,167 | 0.73 |
| 20 | Booz Allen Hamilton Inc. | 83,471,773 | 0.70 |
| 21 | LCOR Alexandria LLC | 82,082,325 | 0.69 |
| 22 | Charles N. White Construction Co. | 80,295,188 | 0.68 |
| 23 | Caddell Construction Co. | 77,655,206 | 0.65 |
| 24 | Carter Chevrolet Agency | 70,259,572 | 0.59 |
| 25 | Stronghold Electric | 68,101,694 | 0.57 |
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