| Business | Phone |
| Cardello Electric Supply Co 701 Chateau St, Pittsburgh 15233 | (412) 322-8031 |
| Greentree Hardware 1079 Greentree Rd, Pittsburgh 15220 | (412) 344-0800 |
| Greenwood Mc Donald Supply Co 300 Business Center Dr # 304, Pittsburgh 15205 | (412) 788-2274 |
| Wesco Distributing Inc 24 39th St, Pittsburgh 15201 | (412) 688-1050 |