| Business | Phone |
| Alpha Fabrications 1600 N Redbud Blvd # 208, Mckinney 75069 | (972) 562-2486 |
| Alpha Industries Inc 1600 N Redbud Blvd 208, Mckinney 75069 | (972) 562-7720 |
| Mc Kinney Pipe & Steel 196 Industrial Blvd, Mckinney 75069 | (972) 542-3939 |
| Monor Steel Contractors 205 Wilcox St, Mckinney 75069 | (214) 544-7772 |
| North Texas Pipe & Steel Inc Rr 1 Box 180, Mckinney 75071 | (972) 542-8710 |
| Phoenix Manufacturing 2880 Country Club Dr, Mckinney 75070 | (214) 544-7507 |