12 : Infinity Technology LLC
| Location: | McLean, Va. |
| Annual growth rate: | 132.75% |
| 2009 revenue: | $15,846,299.00 |
| 2008 revenue: | $11,931,518.00 |
| 2007 revenue: | $5,400,000.00 |
| 2006 revenue: | $2,700,000.00 |
| 2005 revenue: | $540,000.00 |
| Leadership: | Erdley Bent Jr. |
| Web site: | http://www.itllc.com |