| Business | Phone |
| Graham Steel Fabricators Inc 1326 Barron Rd, Niagara Falls L2E 6S5 | (905) 227-8746 |
| Heuser's Welding & Steel Works 4629 Bridge St, Niagara Falls L2E 2R6 | (905) 358-9451 |
| Hodgson Custom Rolling Inc 5580 Kalar Rd, Niagara Falls L2H 3L1 | (905) 356-8132 |
| Modern Crane 6750 Montrose Rd, Niagara Falls L2E 6S5 | (905) 354-5653 |
| Niagara Energy Products 4749 Buttrey St, Niagara Falls L2E 7K7 | (905) 371-2500 |
| Niagara Sheet Metal & Iron Ltd 4726 Montrose Rd, Niagara Falls L2H 1K3 | (905) 358-8622 |
| Provincial Design-Fabricating 5850 Don Murie St #F, Niagara Falls L2E 6X8 | (905) 354-3331 |
| Prw Fabrication 6129 Progress St, Niagara Falls L2E 6X8 | (905) 354-4501 |
| Barbisan Allmetal 5835 Progress St, Niagara Falls L2E 6X8 | (905) 374-4006 |
| Salit Steel 7771 Stanley Ave, Niagara Falls L2E 6X8 | (905) 570-8796 |
| Salit Steel Ltd 7771 Stanley Ave, Niagara Falls L2E 6X8 | (905) 354-5691 |
| Stelfab Niagara Ltd 8594 Earl Thomas Ave, Niagara Falls L2E 6X8 | (905) 356-8683 |
| T Hodgson & Co Ltd 6411 Kister Rd, Niagara Falls L2E 6X8 | (905) 357-7577 |
| Columbus Plate Works 4746 Montrose Rd, Niagara Falls L2H 1K3 | (905) 358-3202 |
| E S Fox Ltd 4935 Kent Ave, Niagara Falls L2H 1J6 | (905) 356-2493 |