Top 25 NASA Contractors
Total Purchases: $15,980,042,569
| Rank | Parent Company | Amount | Market Share |
| 1 | Lockheed Martin Corp. | $2,542,703,143 | 15.91% |
| 2 | Boeing Co. | 2,031,645,963 | 12.71 |
| 3 | California Institute of Technology | 1,803,196,302 | 11.28 |
| 4 | Jacobs Engineering Group Inc. | 725,617,943 | 4.54 |
| 5 | Alliant Techsystems Inc. | 661,619,220 | 4.14 |
| 6 | United Technologies Corp. | 635,055,534 | 3.97 |
| 7 | Northrop Grumman Corp. | 504,235,264 | 3.15 |
| 8 | SAIC | 361,413,903 | 2.26 |
| 9 | SGT Inc. | 275,711,502 | 1.72 |
| 10 | Computer Sciences Corp. | 217,516,749 | 1.36 |
| 11 | Government of Russia | 200,402,661 | 1.25 |
| 12 | Honeywell Inc. | 177,074,182 | 1.10 |
| 13 | Johns Hopkins University | 162,754,652 | 1.01 |
| 14 | Wyle Laboratories Inc. | 152,310,000 | 0.95 |
| 15 | Orbital Sciences Corp. | 148,622,451 | 0.93 |
| 16 | Arctic Slope Regional Corp. | 147,730,708 | 0.92 |
| 17 | G4S PLC | 140,161,851 | 0.87 |
| 18 | Ball Corp. | 136,262,685 | 0.85 |
| 19 | Raytheon Co. | 125,388,043 | 0.78 |
| 20 | Hensel Phelps Construction Co. | 108,464,472 | 0.67 |
| 21 | Indyne Inc. | 100,330,219 | 0.62 |
| 22 | ITT Corp. | 99,322,342 | 0.62 |
| 23 | University of California System | 95,723,164 | 0.59 |
| 24 | University of Maryland System | 95,562,729 | 0.59 |
| 25 | Assoc. Univ. Research & Astronomy | 94,560,760 | 0.59 |
NEXT STORY: Government Executive : Vol. 41 No. 9 (8/1/09)