You'll Make!
Serving Residential & Commercial Clients in Portland, OR & Surrounding Areas
HVAC Company in Hillsboro, OR
Your Comfort Is Our Mission. Serving North Plains, Beaverton, Forest Grove, Portland, & Vancouver.
At O’Leary Air, we bring more than a service truck to your door; we bring over 25 years of hands-on experience and a genuine commitment to your comfort.
Our story starts with Kevin, whose career has spanned both residential and commercial HVAC work across some of the most demanding environments in the Pacific Northwest. He served as lead HVAC Engineer at the Moda Center, managing climate control for one of the region's premier sports and entertainment venues, and went on to lead HVAC operations at Intel, where precision and reliability aren't optional.
That same level of expertise, the kind you'd find in a world-class facility, is what we bring to your home. Whether you need a quick repair or a full system replacement, O’Leary Air gets it done right the first time.
Your Lucky Break for Better Comfort
Learn More About Our HVAC Services
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AC Installation & Replacement
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AC Maintenance
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AC Service & Repair
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Commercial HVAC
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Duct Cleaning
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Ductless & Mini-Split Systems
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Ductwork Services
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Emergency HVAC
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Gas Lines
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Heat Pump Services
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Heating Installation & Replacement
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Heating Maintenance
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Heating Service & Repair
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Indoor Air Quality
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Thermostats
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Water Heaters
Client-Focused Comfort Services
Voted Hillsboro’s Best in 2024 & 2025
When your home needs heating or AC services you can count on, O’Leary Air delivers. We're proud to have earned your trust two years running, and we're just getting started.
Trust our team to provide comprehensive services designed to keep you comfortable year-round. In addition to repairing, installing, and proactively maintaining all makes and models of furnaces, ACs, heat pumps, and ductless mini split units, we offer a host of additional services for your convenience. From enhancing your indoor air quality with duct cleanings or whole-home air purifiers to servicing your gas lines, thermostats, and water heaters, you can trust that our team has the tools and experience to help.
We're proud to be a certified Daikin Comfort dealer, offering industry-leading equipment backed by a 12-year parts and labor warranty on all Daikin installations.
Call O’Leary Air to learn how our Hillsboro HVAC company can help you! We offer same-day and weekend appointments for your convenience.
We Are Partnered As A Daikin Comfort Pro
As a proud Daikin Comfort Pro partner, O'Leary Air delivers trusted HVAC solutions backed by one of the industry’s most recognized names in heating and cooling. This partnership means our team meets high standards for installation expertise, ongoing training, and customer service so you can feel confident your comfort system is installed and maintained the right way. Whether you're upgrading your home’s efficiency, replacing an aging system, or planning a new installation, O'Leary Air combines local service with premium Daikin technology to keep your home comfortable year-round.
Comfort Done the O’Leary Way
Hear From Our Happy Clients!
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"Don't use anyone else!"Everyone that we have been in contact with from O’Leary HVAC has been fantastic to deal with. Wouldn’t use anyone else. Extremely satisfied.- Jeff
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"True professionals in the HVAC industry!"They talked me through options and I never felt pressured while they also answered any questions I had. They had everything done quickly!- Cody
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"O'Leary Air is an absolute pleasure!"EVERYONE has been knowledgable, polite and friendly. They made sure we knew our equipment and how to operate. Amazing business!- Kathleen
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"O'Leary is awesome!"O’Leary was awesome to work with from discussing options and pricing for a new HVAC and water heater system to installation. I highly recommend them!- Rory
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"I highly recommend them!"This company is great and came highly recommended by my neighborhood. They were able to work around my schedule and explained everything.- Kelly
Why Choose O’Leary Air?
The most important day of your HVAC system's life is the day it's installed. Proper installation determines whether your system performs at the efficiency you paid for and lasts the 25+ years it should. At O’Leary Air, we never cut corners, and we put that promise in writing.
We hold a perfect 5-star rating on Google, Yelp, and Facebook — our "5-Star Trifecta" — because we treat every client the way we'd want to be treated ourselves. You can count on us for fast and friendly service with the lowest hourly charge.
Contact us online or call (503) 743-0417 to learn more about how our team can help you. We serve Hillsboro and all of the surrounding areas. Ask about our money-saving HVAC maintenance plan!
Shamrock Solid HVAC Services
Learn Why People Choose To Work With Us
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Affordable Financing OptionsOur flexible financing options support you however you'd like to pay.
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Same-Day Service AvailableDon't wait weeks for an appointment. Book us same-day!
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Insured for Your Peace of MindWe make it easy for you to have confidence in the team you call.
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100% Satisfaction GuaranteeWe never leave you unhappy! We guarantee it.
We're A Trusted & Experienced Team of HVAC Technicians
Your Home’s New Lucky Charm
Our FAQ
Your Local HVAC Experts Are Ready To Help
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Why choose O'Leary Air?
There are a lot of companies out there that will install a new system for you. However, the most important day of your systems life is the day it is installed. Proper and perfect installation will ensure that your system runs at the efficiency it was designed for and that you paid for. It will also make sure it lasts for the 20+ years that it should.
Lots of companies care more about the sale of the equipment / parts. At O'Leary Air we pride ourselves on our unparalleled quality of workmanship on all of our service calls and installations. We GUARANTEE in writing that your system will work the way it is designed and we back up that promise.
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What are your hours of operation?Monday through Friday 7:00am to 4:00pm, Saturday 10:00am to 4:00pm. Emergency calls will be taken as a case by case situation.
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Do you offer financing?Yes, we offer financing for all situations, from an expensive repair to a full system replacement, there are appealing financing options based on approved credit. Click the button below for a user friendly "Soft Pull" check that will not affect your credit score to see which financing options you qualify for! Please call with any questions or help getting through the process.
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How much does it cost to have an HVAC technician come out?O'Leary Air charges a $99 dispatch fee on weekdays and $198 on Saturdays, which covers the diagnosis. Repair costs are quoted before any work begins. Most repairs run $200–$600.
