| Item | Obligations |
|---|---|
| Department of Defense | $136M |
| General Services Administration | $97.4M |
| Department of Justice | $47.7M |
| Department of Homeland Security | $24.3M |
| Department of Commerce | $17.3M |
| Department of the Treasury | $7.4M |
| Department of Health and Human Services | $1.8M |
| Consumer Product Safety Commission | $870K |
| Department of Agriculture | $463K |
| National Aeronautics and Space Administration | $0 |
Department of Defense is Ecs Federal's largest federal customer, with $136M obligated (41.2% of the company's federal obligations).