Trusted Home Services Across the Puget Sound Since 1987
HVAC Contractor in Bellevue, WA
Top Bellevue HVAC Company Since 1987
Many HVAC contractors come and go, but Brennan Heating & Air Conditioning is always here to serve your needs of all Bellevue area customers. No matter what type of HVAC service you need, we’ve got you covered with fast response and a high-quality of work!
Here are just some of the reasons we’re the best heating and cooling company in Bellevue:
- Serving Bellevue for Over 30 Years
- Drug-Free Company
- Locally Owned and Operated
- Guaranteed Workmanship & Improved Comfort
- Always Go the Extra Mile
- Winner of Angie’s List Super Service Award Since 2006
Energy Consultation
Professional HVAC Repairs in Bellevue
Need repairs on your heat pump or furnace? Choose the leading Bellevue heating contractors to get the job done right! Brennan can fix your heating system quickly and efficiently. We even offer flexible financing options with approved credit so that you never have to wait to fix the heat in your home. When your furnace goes out on a cold night, choose Brennan for the best heating repair services in Bellevue!
When your air conditioner breaks, you need help from an expert. Fortunately for you, Brennan Heating & Air Conditioning offers the most reliable AC repair in Bellevue.
When you call us, you can count on:
- Highly trained technicians
- A thorough inspection and quick diagnosis
- Superior craftsmanship and efficiency
- Priority assistance as soon as possible
Our experienced team of technicians would love to prove our commitment to excellence with expert air conditioning service when you need it the most!
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.
Heating Installation You Can Trust in Bellevue
You can count on Brennan for all your heating installation and replacement needs in the Bellevue area. From the very beginning, over 30 years ago, our furnace company has been installing high-quality, brand-new furnaces and heat pumps for our area customers. We only work with the best equipment — heating systems that stand the test of time and rarely require repairs. Furthermore, our technicians are the best in the business, always being respectful and courteous while in your home and never cutting corners. No other Bellevue heating company is better qualified for your next furnace installation!
Affordable Bellevue Air Conditioning Installations
Need a new AC unit? Brennan Heating & Air Conditioning provides Bellevue’s most professional AC installation service. We’ll help you decide on the right system for your home that fits your needs and budget. You can depend on us to install your new air conditioning quickly, efficiently, and safely. Not only will you have a new, quiet unit to keep you cool, the energy-efficiency of our systems will save you every month on electricity too. We even offer financing on approved credit, so there’s no reason to wait to install a new air conditioner!
Energy Consultation
Bellevue’s HVAC Maintenance Specialists
The best thing you can do for your heating system is regularly scheduling heating maintenance. Our experienced technicians provide the best heating system tune ups to keep you warm all winter long.
Brennan’s furnace maintenance services will provide the following benefits:
- Improve your carbon footprint
- Save money on monthly energy bills
- Better the air quality in your home
- Reduce the need for repairs
- Extend the life of your system
The best way to ensure your home is always comfortable no matter what: regular AC maintenance. Brennan’s certified technicians can come to your home on a regular basis to service your equipment. We’ll keep your system clean, make small repairs before they blow up, and stay on top of your unit’s health. That way you’re never experiencing an emergency break down or a poorly running air conditioner.
No matter what kind of air conditioning service you need, Brennan Heating & Air Conditioning is the most qualified to serve you. We guarantee the best customer service and most dependable expertise of any heating and air conditioning company in Bellevue.
From food banks to foster care, Brennan is proud to give back to the communities that trust us with their comfort.
