Trusted Home Services Across the Puget Sound Since 1987
HVAC Contractor in Snohomish, WA
If you’re searching for a reliable HVAC contractor in Snohomish, WA, call Brennan Heating & Air Conditioning. Established in 1987, our heating and cooling company has a perfect A+ rating with the BBB and has won numerous awards. That includes winning the Angi Super Service Award for 13 years in a row.
You can count on our NATE-certified technicians for repairs, both simple and complex. As a Dave Lennox Premier Dealer, we carry a wide range of units for those considering a system replacement, and yearly maintenance is also no problem for us. In all that we do, your satisfaction will be the number one priority.
Energy Consultation
Heater and Air Conditioner Repair
Heat pumps, furnaces, and mini-splits can throw various warning signs when something is wrong. Loose or out-of-balance parts might make a continual loud noise, for example. More serious issues might throw off the balance of air circulation or cause the system to overheat and shut down before a full cycle. Whatever your situation, our technician can quickly get to the bottom of it and quote you a reasonable price for the repair.
Service That Speaks for Itself
See Why Western Washington Homeowners Love Brennan
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“Detail-oriented and their technicians spend time teaching you the system. I also can’t believe they also came back the next day to caulk a tiny hole they made. You get quality with Brennan.”- Marcin N.
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“The install team was great. They were all experienced and really enjoyed their jobs, and it showed. I love our new Carrier 38MURA hvac system already, and it's not even hot out yet.”- Melissa R.
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“Bryan & Michael arrived early as I requested and worked hard to clean the furnace vents, returns, and ductwork, including the dryer vent. Our daughter had recently used Brennan & recommended the company. I am delighted with the results.”- Janie H.
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“The service was extremely professional, courteous, respectful, and knowledgeable. We loved Dakota & Brian!”- Lloyd N.
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“Excellent and efficient service. Brayan Rodriguez and Giovanni did a great job. Brennan will be my go to for services needed”- Diane V.
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“The services provided by the Brennan staff were outstanding. Sergio & James were on time, completely explained the 5 W's before starting, they were efficient, cleaned up as they worked, explained how each part of the system functioned.”- Steve S.
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“I had Brennan come today to clean my air ducts. Since this was the first time having it done, it was reassuring to know it’s a pretty simple & fast process, and totally affordable. You're always in good hands with them.”- Sandy M.
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“Our experience from estimate to installation was outstanding! Their price and quality of installation were a great deal. I highly recommend them for any Water Heater, AC, or Heating needs!”- Douglas D.
Service You Can Rely On. People You Can Trust.
A member of our team will be in touch shortly to confirm your contact details or address questions you may have.
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Smarter, Safer, & More EfficientFrom high-efficiency HVAC installs to LED lighting upgrades and surge protection, we’re here to improve the way your home feels—and functions—year-round.
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Award-Winning CareMulti-year Angie’s List Super Service Award winner with an A+ BBB rating, Brennan is Seattle’s trusted partner for top-tier heating, cooling, and electrical services.
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Integrity Meets InnovationFrom certified energy consultants to licensed electricians, our team brings you forward-thinking solutions backed by time-tested values of honesty, reliability, and expert care.
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Trusted Since 1987With decades of experience and thousands of satisfied customers, Brennan delivers worry-free heating, cooling, and electrical solutions with service you can count on.
Ways To Save With Brennan
From flexible financing to energy-efficient upgrades—we make comfort more affordable.
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Flexible FinancingDon’t let budget concerns delay your comfort. We offer trusted financing options to help you move forward with confidence. -
Current SpecialsWhether it’s seasonal savings or limited-time discounts, we’ve always got a way to help you save more.
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Energy RebatesEligible HVAC upgrades could qualify for big rebates under the Inflation Reduction Act. Let’s help you save while going green.
Snohomish HVAC Contractor for Installations
Older systems may not benefit from a repair, especially a costly repair like a motor or coil replacement. However, replacing an entire system can be a stressful process, so you’ll want to seek out our expert HVAC company to guide you through it. This way, you’ll get something within your budget that heats and cools your home efficiently.
Our professional team of technicians can also tell you about a slew of special features that a new installation offers. You could upgrade to a smart thermostat to obtain even more energy savings. If you own a variable-speed unit, you could install a zoning system to direct airflow according to which rooms are occupied.
Energy Consultation
What are the Advantages of HVAC Maintenance?
Maintenance involves more than just changing out the air filter, and you’ll want the experienced technicians from our heating and cooling company for the most comprehensive results. Annual tune-ups can keep your system running smoothly and with minimal issues for years to come. You could enjoy a reasonable monthly bill, warranty protection, and peace of mind.
Here’s some of the services that maintenance can include:
- Parts cleaning and adjustment
- An electrical wiring assessment
- A check of safety controls
- A startup check, airflow test, and leak inspection
Brennan Heating & Air Conditioning is your local HVAC contractor, so call our friendly staff for an appointment in Snohomish.
From food banks to foster care, Brennan is proud to give back to the communities that trust us with their comfort.
