| Business | Phone |
| Lloyd Kinch Inc 7464 Old Alexandria Ferry Rd, Clinton 20735 | (301) 868-3166 |
| Lyndale Construction Co 7383 Old Alexandria Ferry Rd, Clinton 20735 | (301) 868-4200 |
| Professional Mgmt & Constr 3604 Strawberry Hill Dr, Clinton 20735 | (301) 292-6463 |
| F & F Construction 7377 Old Alexandria Ferry Rd, Clinton 20735 | (301) 856-0300 |