| Business | Phone |
| Electric Furnace Ctr 14613 Three Lakes Rd, Snohomish 98290 | (360) 568-7029 |
| Quality Air 16705 161st Ave Se, Snohomish 98290 | (425) 485-7167 |
| Glacier Refrigeration & Air Snohomish 98290 | (360) 862-9111 |
| Aarden Air 19626 Yew Way, Snohomish 98296 | (425) 672-8299 |