| Business | Phone |
| Beazer Homes 10120 Old National Pike, Ijamsville 21754 | (301) 865-8409 |
| Craftmark Homes Inc 10120 Old National Pike, Ijamsville 21754 | (301) 865-7421 |
| Nima Corp 10075 Tyler Pl # 10, Ijamsville 21754 | (301) 831-8253 |
| Pleasant Grove Sales Office Firestone Dr, Ijamsville 21754 | (301) 831-9652 |