43 : Strategic Operational Solutions
| Location: | Vienna, Va. |
| Annual growth rate: | 45.7% |
| 2016 revenue: | $38,352,933 |
| 2015 revenue: | $46,929,850 |
| 2014 revenue: | $29,889,537 |
| 2013 revenue: | $15,562,474 |
| 2012 revenue: | $8,521,833 |
| Leadership: | Min Chong |
| Number of employees: | 177 |
| Web site: | https://www.stopso.com/ |
| Major customers: | FBI, DHS, DISA |
| Major contracts/projects: | TSC and OSBP |