• Seattle HVAC

    AN INDUSTRY LEADER

    Reliable, professional, award winning are just a few words that describe us.

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  • Seattle heating

    FREE ENERGY CONSULTATION

    Our Seattle energy consultants look forward to meeting with you to discuss how we might meet your heating and cooling needs.

  • Seattle air conditioning

    WE VALUE OUR CUSTOMERS

    To be the leader in the Seattle HVAC industry, we understand that every homeowner and application is unique, and we must have a wide array of options to completely satisfy each customer's needs.

Why Brennan?

Award-Winning Seattle HVAC Contractor

For seven years in a row, Puget Sound Energy has honored Brennan Heating & Air Conditioning for our commitment to offering energy efficiency and energy-saving solutions for homeowners in the Greater Seattle Area.

Brennan Heating & Air Conditioning Eco-friendly Services

Since 1987, homeowners have trusted Brennan Heating to provide them with the best in “energy-smart” products. Our industry-trained and certified technicians are dedicated to helping our customers conserve energy and reduce their heating and cooling costs.