About ONESTOP
Bringing Quality HVAC Services to Snohomish County Homes And Businesses
At ONESTOP Heating, Cooling & Electric, we’ve seen firsthand how some companies prioritize aggressive sales tactics over customer care—pushing unnecessary services just to maximize profits. That mindset doesn’t align with who we are or what we believe in.
We believe that real success comes from putting people first. Our priority is to understand and meet the genuine needs of our customers—not just close a sale. That’s why we invest in training our team to lead with integrity, honesty, and transparency at every step.
Trust is the foundation of every lasting relationship, and we strive to earn that trust by consistently delivering high-quality service, clear communication, and dependable solutions. At ONESTOP, our technicians and staff don’t just represent our company—they represent our values. They show up every day committed to doing what’s right for each homeowner, not what’s most profitable.
We’re constantly improving our services based on honest customer feedback, because we know that great experiences aren’t built on pressure—they’re built on listening, adapting, and truly caring. Every visit, every call, and every install is a chance to prove that we’re here to serve—not sell.
In a world where many chase short-term gains, ONESTOP is proud to take the long view: building lasting relationships, standing by ethical practices, and creating meaningful impact in the communities we serve. Because when we put people first—our customers and our team—everybody wins.
Built on Trust. Powered by Expertise.
-
Fast, Reliable Service 24/7From emergencies to routine calls, our team is always ready, day or night, to restore your comfort quickly.
-
Financing & Membership PlansWe offer flexible financing and value-packed memberships to keep your home running smoothly all year.
-
Licensed, Bonded & InsuredYour home is in safe hands with fully certified technicians and reliable, code-compliant service.
-
Locally Owned & OperatedServing Snohomish and King County with trusted, community-focused HVAC and electrical expertise.
Why Choose Onestop
With our Highly Trained Service Technicians, Your Project will be taken Seriously and it will be done the Right Way! We care about Your Home and Will Show you the Respect you Deserve!
- We Service All Major Brands
We service all brands and try to get your repairs done on the same day! We are Trained and Certified for AC Repairs, Furnace Repairs, Heat Pump Repairs, and Ductless Mini Split Repairs. - 100% Satisfaction Guarantee
We Understand Customer Satisfaction. We have dedicated staff that will help resolve any issues that may arise. We take the Time to Understand our Customers and Will Earn your business. - Available 24/7
Have an Emergency No Problem 24/7, ONESTOP will be on the Road Ready to take Care of your System.
What Sets Our HVAC Services in Snohomish Apart
Hear From Our Happy Customers
At ONESTOP, your satisfaction is our priority! See for yourself what our customers have to say about working with us.
-
"Everything worked out really well!"I used them for maintenance on my furnace and AC. They explained things well, were polite & professional. It was scheduled quickly and the price was good.- Jon E.
-
"I can't say enough good things about the technician that came and performed the work!"OneStop is a top-notch company! They installed our new heat pump in no time, and we couldn't have been more pleased with the quality and professionalism. Very polite, professional, and proficient!- Amanda O.
-
"10 out of 10!"This company fixed a refrigerant leak that was left by a larger company in the area. They did it at a reasonable rate, they were friendly, knowledgeable, and perform the work in a timely manner. 10 out of 10 recommend.- Michael B.
-
"Excellent service from ONESTOP!"They serviced my AC and furnace and were professional, friendly, and clearly knew what they were doing. No pressure, just honest and reliable service. I’m really happy with how everything turned out and will definitely be using them in the future.- Matt H.
-
"They went the extra mile - no customer could ask for more!"
My new HVAC system works perfectly, and their teamwork was a pleasure to behold, even in hot July weather. The best communication and customer service anyone could hope for. They all really are five stars!
- Joy A. -
"My house has never been more comfortable!"Adam was phenomenal. He was not pushy and provided me with all my options. He even explained everything to me in great detail. He really helped me make an educated decision. He educated me on SEER ratings and the different types of furnaces that exist.- Bob C.
-
"Wonderful service from Onestop!"They serviced my furnace and AC, and they were on time and super friendly. I would highly recommend Onestop all my family and friends.- Joshua F.
-
"They were on time, nice, kind, honest, did their job efficiently and well."Adam and his installers arrived the next morning, on time! The crew did a great job and were done sooner than I'd expected. They not only installed my new Trane furnace, but they also made the whole area look better and cleaner.- Carrie S.
How We Work
- Request Your Service
Give us a Call or Fill out our Online Service Request form to set up an appointment. We’ll reach out to Finalize your Appointment and Schedule a Time for a Service Technician to Arrive at your Location. With our Office in Mountlake Terrace, we are centered around most Major Cities to get to you Quickly. - Technician Arrives
We’ll send a Technician to your Address to Assess your Concerns and Perform Repairs to your Satisfaction. - Satisfaction Guaranteed
Once the job is complete, We Guarantee your Full Satisfaction. We Provide Expert Solutions for any of these, AC Installation, Furnace Installation, Heat Pump Installation or Ductless Mini Split Installation. We use the best parts for Repairs and love working as a team. We are all friends at ONESTOP and want to make You a part of the Greatness We have Created.
The End of HVAC Hassles Starts Here.
At ONESTOP, our mission is to transform the HVAC service experience in Snohomish County. Gone are the days of navigating through poor customer support, enduring delays, and settling for subpar workmanship. Our HVAC company is Snohomish County is here to deliver a seamless, reliable, and exceptional service experience, setting a new benchmark for home comfort solutions.
Leading the Charge to a More Comfortable Tomorrow
Our HVAC company in Snohomish Company is driven by the vision is to lead the way in creating healthier, more comfortable living environments for every home in our community. By pioneering innovative HVAC solutions in Snohomish, WA and setting the gold standard in customer service, we aim to not just meet but exceed expectations, ensuring every household can experience the ultimate in-home comfort and efficiency.
Expanding Comfort Across Washington
At ONESTOP, our mission to deliver expert, affordable and reliable HVAC services in Snohomish County and beyond stretches far and wide across Washington state. We take pride in our ability to enhance the comfort and efficiency of homes and businesses in the following communities:
Locations We Serve
At ONESTOP, We’re Proud to Serve many areas across Washington State, ensuring Top-Notch Residential and Commercial HVAC services in Snohomish County and King County, WA for every Home and Business.
- Lynnwood, WA
- Edmonds, WA
- Brier, WA
- Seattle, WA
- Snohomish County
- Kirkland, WA
- Mill Creek, WA
- North Creek, WA
- Alderwood Manor, WA
- Redmond, WA
- Northgate, WA
- Bothell, WA
- Woodinville, WA
- Silver Firs, WA
- Marysville, WA
- Everett, WA
- Lake Stevens, WA
- Kenmore, WA
- Smokey Point, WA
- Arlington, WA
- Green Lake, WA
- Ballard, WA
- Bellevue, WA
- Marysville, WA