| Location: | Columbia, Md. |
| Annual growth rate: | 113.5% |
| 2008 revenue: | $13,530,063 |
| 2007 revenue: | $8,352,418 |
| 2006 revenue: | $2,987,742 |
| 2005 revenue: | $2,191,002 |
| 2004 revenue: | $650,774 |
| Leadership: | Thomas J. Laskowski II, president |
| Number of employees: | 82 |
| Web site: | http://www.gantech.net |