
About Legacy One Heating
Since 2016 Legacy One Heating has been providing quality HVAC services in the Puget Sound area.
Legacy One Heating is based out of Mukilteo and is your best choice for Air Conditioning, Heating, and Indoor Air Quality products and services. Legacy One Heating is your trusted local HVAC contractor. We take Heating and Cooling seriously! Our customers benefit from our extensive HVAC experience. This means we make the right recommendations for your specific needs with a ‘No Pressure’ feel. Our troubleshooting skills are unmatched, which saves you time and money on needed maintenance and repairs.
Our Services

Air Conditioning
Contact Us Today For Air Conditioning Services In Mukilteo, Snohomish, Seattle, Bellevue, WA and surrounding Areas

Heating
Contact Us Today For Heating Services In Mukilteo, Snohomish, Seattle, Bellevue, WA and surrounding Areas

Water Heater
Contact Us Today For Water Heater Services In Mukilteo, Snohomish, Seattle, Bellevue, WA and surrounding Areas

Ductless
Contact Us Today For Ductless Services In Mukilteo, Snohomish, Seattle, Bellevue, WA and surrounding Areas
Who We Serve
What Our Clients Say
Susan R.
We just had a new furnace installed by Karl from Legacy One. From the initial bid to the final install everything went very smoothly. He …
Yasemin T.
My heater was acting up and I was searching for a good company on yelp. Many companies were closed or were not available. Karl …
Lee N.
I found Karl by the YELP reviews, I’m a property manager and he’s done an amazing job for me at every home I’ve sent him …
Jeannie C.
Legacy One has been a wonderful company for us! Eric came in to fix an old igniter in our fireplace. Not only did he do …
Pam S.
Had Legacy One Heating come out to service/repair the furnace. Eric was great. Very personable and knowledgeable. Explained the basics of how it works and …
Tom H.
Friendly, professional, competent, competitive, great service.
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