| Business | Phone |
| P S Grading 42867 Lattimore Ln, Leonardtown 20650 | (301) 475-1799 |
| R G Mattingly Excavating Inc 23005 Hollywood Rd, Leonardtown 20650 | (301) 475-8600 |
| Aubrey F Mattingly Excavating 23445 Cedar Lane Rd, Leonardtown 20650 | (301) 475-8284 |
| Delahay Construction Inc 40001 Stillwater Ln, Leonardtown 20650 | (301) 475-5145 |
| Woodchuck Enterprises 25525 Loveville Rd, Leonardtown 20650 | (301) 997-0313 |
| James Mattingly Construction 42455 Riverwinds Dr, Leonardtown 20650 | (301) 475-2421 |