| Business | Phone |
| American Metal Market 444 Liberty Ave, Pittsburgh 15222 | (412) 765-3074 |
| Energy Control Systems 100 Hafner Ave, Pittsburgh 15223 | (412) 781-8500 |
| L A Fabricating Inc 4845 Harrison St, Pittsburgh 15201 | (412) 687-5506 |
| Nowalk Lighting 4017 Liberty Ave, Pittsburgh 15224 | (412) 687-4017 |
| P J Hutch Co 111 44th St, Pittsburgh 15201 | (412) 621-0706 |