| Business | Phone |
| Interstate Mechanical 1401 Kauffman Ave, Vancouver 98660 | (360) 737-9633 |
| J H Kelly Inc 200 S Grand Blvd, Vancouver 98661 | (360) 737-6790 |
| J R Merit Inc 3800 Fruit Valley Rd, Vancouver 98660 | (360) 693-7474 |
| Total Mechanical 1499 Se Tech Center Pl, Vancouver 98683 | (360) 896-3848 |
| Rohner Mechanical Inc 11700 Ne 60th Way, Vancouver 98682 | (360) 885-7641 |