Whatcom County, WA

HVAC Pros in Whatcom County, WA

Compare verified HVAC providers serving Whatcom County, WA.

61 providers listedL&I license-verifiedFree quotes
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Quick facts

  • AreaWhatcom County
  • StateWA
  • Providers61
  • Typical ticket$3.5k – $11k

Top local providers

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  1. Andgar Home Comfort storefront photo
    4.9 (1,058 reviews)Serves Whatcom County91+ years24-hour
    furnace installationfurnace repairheat pump installationheat pump repair
    What customers say
    My dryer threw an error code that the duct was 95% clogged. I called Andgar, and they were able to send a technician…
  2. Barron Heating Ac Electrical Plumbing storefront photo
    4.8 (2,378 reviews)Serves Whatcom County54+ years24-hour
    furnace installationfurnace repairac installationac repair
    What customers say
    Very happy I called Barron to clean out the ducts in this 1890s house. They were very dirty and probably hadn’t been…
  3. Marr S Heating Ac Plumbing Electrical storefront photo
    4.9 (1,850 reviews)Serves Whatcom County61+ years24-hour
    furnace installationfurnace repairheat pump installationheat pump repair
    What customers say
    We recently finished a large multi-item project with Marr's and we couldn't be happier with the results. We're new to…
  4. A A Anderson Co Inc storefront photo
    4.8 (985 reviews)Serves Whatcom County51+ years24-hour
    furnace installationfurnace repairheat pump installationheat pump repair
    What customers say
    I received 4 quotes to search for and repair our leaking ductless mini split system, installed by another company 5…
  5. Northwest Energy Systems Of Washington Inc storefront photo
    4.9 (1,118 reviews)Serves Whatcom County30+ years24-hour
    furnace installationfurnace repairheat pump installationheat pump repair
    What customers say
    Our furnace failed during the night and the house was extremely cold. I called Northwest Expert Heating and they…
  6. West Mechanical Heating Cooling Electrical Plumbing storefront photo
    4.9 (1,118 reviews)Serves Whatcom County30+ years24-hour
    furnace installationfurnace repairheat pump installationheat pump repair
    What customers say
    Our furnace failed during the night and the house was extremely cold. I called Northwest Expert Heating and they…
  7. Bruce Cox Auto Service Repair storefront photo
    4.9 (1,029 reviews)Serves Whatcom County24+ years24-hour
    furnace installationfurnace repairheat pump installationheat pump repair
    What customers say
    Chase did did an excellent job doing maintenance on my home. During inspection Chase identified a moisture problem I…
  8. Feller Heating Air Conditioning storefront photo
    4.8 (265 reviews)Serves Whatcom County45+ years24-hour
    furnace repairac repairthermostat installationradiant heating
    What customers say
    My technician (who also does my yearly maintenance) is always right on time (and if he’s going to be a little late,…
  9. Cpi Plumbing Heating Cooling storefront photo
    4.9 (235 reviews)Serves Whatcom County40+ years24-hour
    furnace installationfurnace repairheat pump installationheat pump repair
    What customers say
    She and Kyle came out to change my water heater from natural gas to electric. I got my appointment within 4 days of…
  10. Flat Black Automotive storefront photo
    4.9 (595 reviews)Serves Whatcom County40+ yearsEmergency
    maintenance plans
    What customers say
    Super kind, understanding, and respectful! I came in thinking there was something wrong with my car’s fuse system,…
  11. De Jong Heating Refrigeration Inc storefront photo
    4.8 (154 reviews)Serves Whatcom County28+ yearsEmergency
    furnace installationfurnace repairheat pump installationheat pump repair
    What customers say
    We had Bryant furnace replaced, first time Bryant AC install, Honeywell Electronic Filter and Reme-LED. Amazing install…
  12. Joe S Automotive Repair storefront photo
    4.7 (517 reviews)Serves Whatcom County21+ yearsEmergency
    ac repairmaintenance plans
    What customers say
    I was stuck. I had one day off to get my car fixed. I called Joes first thing in the morning, and they had it good…
  13. Gary S Plumbing Heating storefront photo
    4.6 (862 reviews)Serves Whatcom County24-hour
    furnace repairductless mini splitthermostat installationboiler service
    What customers say
    I'll save you the gross images of a clean out pipe explosion that Gary's team, Will & Isreal, came as a emergency call…
  14. Cascadia Energy Solutions Llc storefront photo
    5.0 (142 reviews)Serves Whatcom County15+ yearsEmergency
    furnace installationfurnace repairheat pump installationheat pump repair
    What customers say
    Incredible service from start to finish! On the day of my appointment, I received a reminder about my time slot & a…
  15. Mint Automotive storefront photo
    4.9 (435 reviews)Serves Whatcom County11+ yearsEmergency
    ac installationac repairmaintenance planselectrical
    What customers say
    This is a long overdue shoutout to Mint Automotive! We were visiting Bellingham after driving across our Mini across…

Local pricing snapshot

Typical project range$3,500 – $12,500per system install, Whatcom County

Repairs typically run $150–$600. Full system replacements range from $4k for a basic furnace to $12k+ for a premium heat pump. Prices vary by system type, efficiency, and whether ductwork modifications are needed.

Cities in this county

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Frequently Asked Questions

  • Do HVAC pros in Whatcom County charge travel fees?

    Some rural routes include a trip charge. Confirm before scheduling and ask whether it applies to the estimate.

  • Which cities are in Whatcom County?

    Whatcom County includes Bellingham, Ferndale.

  • Are permits required for HVAC work?

    Most Washington jurisdictions require a mechanical permit for equipment swaps. Ask your provider who pulls the permit and how it is priced.

Licensing verified weekly. Reviews refreshed within the last 30 days.

Licensing data: Washington Department of Labor & Industries (L&I) · Company data: verified business records + Google Business profile

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