Seattle's Best Heating, Cooling and Electrical Company Since 1987


Brennan Team PhotoResidents of Seattle, WA and the surrounding Puget Sound areas have relied on the reliable services provided by Brennan Heating & Air Conditioning for more than 30 years. So our commitment to ensuring our customers’ comfort throughout the year has garnered the respect and loyalty of residents all around Seattle and the Puget Sound area. We believe in offering our Seattle neighbors the best in customer service. So we hire only the best technicians who have completed intensive training. Undoubtedly, we believe in 100% customer satisfaction.

When our loyal customers call us for furnace repair, we know they need our help right away. So we always do our best to send a professional, friendly, and knowledgeable technician out to help as soon as possible. Our entire energy consultant team takes the time and care to listen to each of our customers’ unique interests, needs, and circumstances. We make sure we deliver the perfect HVAC system needed for cool and warm comfort every day of the year. Indeed, with Brennan, you know you are choosing a quality HVAC contractor.

Brennan Treats Customers Like Family and Supports the Community

Between our in-house customer service representatives and our on-site technicians, we make it our goal to provide the best service in the heating and cooling business. Our core values of honesty, integrity, and service guide us in our mission to provide the very best to you and the local community throughout Seattle and all of Puget Sound.

Here are just a few reasons why you should choose Brennan:
  • Consistent, sincere and concerned communication
  • Angie’s List Super Service Award Winner for 13 years in a row
  • Accredited member of the Better Business Bureau, A+ Rated
  • Community involvement, supporting local initiatives and organizations

Let Brennan Keep You Comfortable in Your Seattle Home in the Puget Sound Area

Our AC installation, furnace installation, and repair services alone have instilled local customer confidence and loyalty.

Our long list of services throughout Seattle and Puget Sound includes:

Lennox air conditioning unit

We service, install, and carry a dependable line of products. This includes furnaces, air conditioners, heat pumps and more! As a premier Lennox Dealer, we only carry the most reliable products. We’ll keep your home comfortable for years to come!

We Are Your Partners for All Your Seattle and Puget Sound Heating and Cooling Needs!

Ready to utilize Seattle’s finest heating, AC, and electrical services? We’re here for you! Brennan Heating & Air Conditioning serves King County in the Puget Sound area. Get in touch with us, we’ll improve your home comfort!

Contact Us Today