Limited Offer Exclusively for

Snohomish & King County Residents

Save Up To

$5,000

On A New HVAC System

Elevate your Comfort with our Furnace Repair and Air Conditioning Repairs Services in

Snohomish & King County Residents

  | 0% Interest Financing

By spreading the cost over manageable monthly payments with no interest, you can enhance your home's comfort and efficiency while keeping your budget intact.

  |  10 Year Part Warranty


Trust in our commitment to excellence and enjoy reliable, worry-free comfort in your home for years to come, knowing that any covered parts will be replaced at no cost to you for a full decade.

 1 Year Labor Warranty


Our dedicated team is here to ensure your HVAC system operates smoothly and efficiently. Contact us today to learn more about our labor warranty and how it enhances your service experience.

   About Us

Onestop Heating Cooling and Electric LLC, founded by Adam and Brad, is your trusted provider of expert HVAC services in the Greater Seattle area.

With a strong commitment to delivering reliable and high-quality solutions, our company has become a cornerstone in the communities we serve. We have earned a reputation for excellence by offering a comprehensive range of heating, cooling, and electrical services designed to meet the diverse needs of our customers.

Our dedication to professionalism and customer satisfaction drives us to provide the best in-home comfort solutions. Proudly serving areas including Lynnwood, Edmonds, Seattle, Kirkland, Bellevue, and the surrounding regions in Snohomish County and King County, we are here to ensure your comfort all year round.

Get A Whole New A/C Starting From 

What People Say About Us

⭐⭐⭐⭐⭐

"I am so pleased and thankful for OneStop. Our furnace started blowing cold air during a temperature drop and I have 3 small children. When I called, they came out right away. They diagnosed the problem and communicated what needed done and what they were going to do at every step so there was no surprises at the end. They got my furnace up and running properly and my children didn't have to sleep in a freezing cold room all night. If I could give them more than 5 stars, I would. THANK YOU ONESTOP!"

- Rollanda Carls

⭐⭐⭐⭐⭐

"Had an old ac that wouldn't cool I called onestop and they were out there asap and they got my ac running again and they went through the whole system to make sure it stayed operational. I have elderly people in my home and temperature control is key. They were very detail oriented and prompt and even gave me options for a maintenance plan to save money in the future... totally worth it. I'll be using these guys in the near future to update this system. Five stars for sure."

- Steve

⭐⭐⭐⭐⭐

"Great company to work with!! They arrived on time and did an amazing job for me. Other companies had kept putting me off and rescheduling me - it gets old. This company is a breath of fresh air. Best of all, their quote was accurate and there were no surprises when payment time came. Definitely using this company again!!" - Rick Gale

   How Your Home Could Look

  0% Interest For Up To 12 months   

Get Free Quote Now!

  • 0% Interests Financing

  • 1 Year Labor Warranty

  • 10 Year Part Warranty

  • 100% Satisfaction Guaranteed

  • Liscensed, Bonded and Insured

  • License # ONESTHC762DE

Our Service Area


5422 212th Street South-West, Mountlake Terrace, WA 98043


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