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From $50
Up to $500
Closed until Fri, 8:00 AM
At Airtong Heating & Cooling 通力冷暖空調 in Ontario, we specialize in air conditioning repair services, ensuring your home remains comfortable even dur…
The Best HVAC Company in Ontario
Compare top-rated hvac providers in Ontario. Profiles include verified reviews, service details, and direct contact options.
Service providers
From $50
Up to $500
Closed until Fri, 7:30 AM
At homeowners' fingertips in Ontario, we are Airite - your go-to HVAC experts. We understand the frustration of a malfunctioning heating or coolin…
Elite Cool Hub
Open today
From $50
Up to $500
Open 24/7
In Ontario's vibrant community, we, Elite Cool Hub, are proud to be your go-to HVAC specialists. We provide efficient and reliable air conditionin…
NexGen HVAC & Plumbing
Open today
From $50
Up to $500
Open 24/7
In the heart of Ontario, we are NexGen HVAC & Plumbing - your dedicated team of experts specializing in a comprehensive range of home services. We…
From $50
Up to $500
Closed until Fri, 7:00 AM
At Northstar Plumbing, Heating and Air Conditioning in Ontario, we specialize in delivering comprehensive HVAC services tailored to your home's un…
Ontario HVAC Solutions
Open today
From $50
Up to $500
Open 24/7
In the heart of Ontario, we are proud to be your trusted HVAC specialists. At Ontario HVAC Solutions, we're dedicated to providing exceptional HVA…
Champ's HVAC Inc
Open today
From $50
Up to $500
Open 24/7
At Champ's HVAC Inc in Ontario, we specialize in comprehensive HVAC services. Our team is dedicated to delivering exceptional results in the realm…
From $50
Up to $500
Closed until Fri, 7:00 AM
In the heart of Ontario, we are Keeping It Cool Heating & Air - your dedicated HVAC experts. We specialize in air conditioning repair services for…
From $50
Up to $500
Closed until Fri, 8:00 AM
In the heart of Ontario, we are United Rentals - Climate Solutions, your reliable partner in HVAC services. Specializing in HVAC contracting and a…
From $50
Up to $500
Closed until Fri, 7:00 AM
In homes across Ontario, a persistent challenge lies in maintaining comfortable and energy-efficient living spaces. At Magnison and Moen Inc, we s…
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Verified HVAC in Ontario, CA
We show only active businesses that pass moderation. Results are specific to Ontario and nearby service areas, and inactive profiles are removed to keep the list current.
Real reviews for hvac
Ratings and reviews come from customers who used the service. Compare hvac pros in Ontario by experience, responsiveness, and value before you reach out.
Local-first search in Ontario
Filter by neighborhood, check locations on the map, and find providers close to home or work in Ontario. Listings are refreshed regularly — October 2026.
Neighboring cities of Ontario
The same listings in the closest cities — providers there often take jobs in Ontario too. Mileage is the approximate distance from Ontario.
- Rancho Cucamonga 3.2 mi
- Upland 3.4 mi
- Chino 3.4 mi
- Montclair 3.5 mi
- Eastvale 4.5 mi
- Pomona 5.6 mi
- Alta Loma 5.7 mi
- Claremont 6.0 mi
- Mira Loma 6.5 mi
- Chino Hills 6.5 mi
- Fontana 7.0 mi
- Jurupa Valley 7.0 mi
Before you book in Ontario
Looking for hvac in Ontario? This page lists verified local providers with ratings, reviews, and contact options. We show active businesses only — profiles are moderated and updated by owners.
Compare pros by experience, price range, and customer feedback. Many providers offer free estimates or same-day service for common requests. Use filters and the map to find someone close to your address.
Before you hire
- Read the most recent reviews for your specific type of job.
- Ask about licensing and insurance when required for this trade.
- Get a written estimate for work over a few hundred dollars.
- Confirm availability and any trip or emergency fees upfront.
Tips & guides from GigoPro
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Every company in the GigoPro directory started the same way: a free listing. The difference between a profile that sits quietly and one that wins jobs isn't luck — it's a system. …
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The Definitive Guide to Hiring Home Service Pros
A dead water heater, a flickering light, a leaking dishwasher, a roof that needs replacing — every home eventually needs a professional, and the person you choose decides the pric…
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The Complete Guide to AC Repair Costs
"How much does AC repair cost?" is the most-asked question in home comfort — and the honest answer is genuinely complicated. The price of a repair depends on the type of system, t…
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What Ontario customers say about local pros
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pe pe
good job, I like my new AC.
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Blynthia Thomas
Awesome
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JOSEPH BOYETT
Great service
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Andre Tomlin
Fast, good price!
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Mary Cunningham
Didn't call me back
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Ben Hancock
Very professional and Helpful!
