Residents of Seattle, WA, and the surrounding areas have trusted Brennan Heating & Air Conditioning for more than 30 years. We offer a wide variety of home improvement products, including furnaces, air conditioners, heat pumps, select gas fireplaces, indoor air quality products, gas and tankless water heaters, electrical services like panel upgrades, wiring, lighting installations, EV chargers, and more. Whatever your heating, cooling, or electrical needs, our energy consultants will help you find the right products at the best price. We guarantee our workmanship and treat your home with care and respect. Our knowledgeable technicians will keep your equipment running smoothly for years to come. Contact us today!