| Business | Phone |
| National Waterworks 5823 238th St Se, Woodinville 98072 | (425) 483-2724 |
| Transtar Metals Inc 19512 Ne 188th St, Woodinville 98077 | (425) 788-3344 |
| Kirkwood Industries Inc 14312 Ne 193rd Pl A, Woodinville 98072 | (425) 485-9786 |
| Metal Supermarkets 19628 144th Ave Ne D, Woodinville 98072 | (425) 487-0556 |
| U S Pipe & Foundry Co Po Box 1856, Woodinville 98072 | (425) 844-2450 |