5 Commercial HVAC Contractors in Mukilteo, WA
Top-Rated Commercial HVAC Contractors in Mukilteo
Lynnwood heating LLC
“Every reviewer awarding 5 stars mentions either Kyle or the broader crew by name, with multiple customers emphasizing transparency in pricing and responsive…”
Legacy One Heating
“Twelve reviewers share detailed accounts of their service experience, with five specifically naming technicians who assisted them. Casey appears in two reviews…”
All Commercial HVAC Contractors (5 total)
Horeco
“Three satisfied clients awarded Horeco a perfect 5-star rating, indicating strong service quality within the…”
Commercial HVAC Costs in Mukilteo
Commercial system pricing in Mukilteo. Actual costs vary significantly by building size and system type. Request a site-specific quote.
| Service | Low | Average | High |
|---|---|---|---|
Annual maintenance (per rooftop unit) Quarterly inspections | $550 | $1,100 | $2,200 |
Annual contract (small business, < 5K sqft) | $1,100 | $2,750 | $5,500 |
Annual contract (mid-size, 5K-25K sqft) | $3,850 | $7,150 | $11,000 |
Basic rooftop unit replacement | $7,150 | $11,000 | $16,500 |
Small business full system (< 5K sqft) | $8,800 | $17,600 | $27,500 |
Mid-size building (5K-25K sqft) | $27,500 | $55,000 | $88,000 |
Operating cost (per sqft annually) Utility + maintenance | $2 | $4 | $7 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
Commercial HVAC in Mukilteo, WA: What to Expect
Mukilteo sits in the Seattle metro area, where winters drop to around 37 F and summers typically stay below 76 F. The region has traditionally favored heating systems, but recent heat waves have accelerated commercial AC adoption, making climate control a year-round concern for businesses. Five contractors serve Commercial HVAC in Mukilteo, collectively holding a 4.7 average rating across over 260 reviews, reflecting strong demand for reliable indoor environments as properties respond to shifting seasonal needs.
Annual maintenance on a single rooftop unit typically runs $550-$2200, while small commercial properties under 5,000 square feet usually budget $1100-$5500 for yearly service contracts. Mid-size buildings between 5,000 and 25,000 square feet range from $3850-$11000 annually, with costs varying based on system complexity and building size. Washington has no statewide HVAC license, so local licensing requirements apply and contractors must meet municipal or county standards to operate legally in this market.
Customer feedback points to distinctive strengths among providers. Lynnwood Heating LLC draws repeated mentions of technician Kyle along with praise for transparent pricing and responsive problem-solving. Legacy One Heating appears in reviews highlighting Casey's diagnostic thoroughness, while All Points Heating & Fireplace earns commendation for non-pressuring sales approaches and competitive rates, with technicians including Steve, Tony, Ron and Christopher named across satisfied reviews.