| Business | Phone |
| Automated Arc Systems 242 E Hunting Park Ave, Philadelphia 19124 | (215) 329-8490 |
| Excel Welding & Ind 1900 Kitty Hawk Ave, Philadelphia 19112 | (215) 389-5580 |
| Messer Gt & S 2300 Church St, Philadelphia 19124 | (215) 533-1700 |
| Pennsylvania Welding Supply Co 242 E Hunting Park Ave, Philadelphia 19124 | (215) 329-7600 |