| Business | Phone |
| Aea Technology Engineering Svc 184 Rolling Hill Rd # B, Mooresville 28117 | (704) 799-2707 |
| Piedmont Design Assoc 125 E Plaza Dr # 104, Mooresville 28115 | (704) 664-7888 |
| W F Newell & Assoc Inc 255 Rolling Hill Rd, Mooresville 28117 | (704) 664-0832 |