Local Pros / California / Ontario
HVAC Contractors in Ontario, CA
24 local hvac contractors serving Ontario and the surrounding area. Ontario is a mid-size city with steady demand for home work. See typical California costs and a free DIY-or-hire breakdown before you reach out. We never sell your info and never take kickbacks.
Population
~171,214
Pros within 35 mi
24
Nearest listed
4 mi
Typical hvac replacement cost in California: hiring runs $7,200–$15,600, DIY about $3,500–$8,300. Calibrate it to Ontario before you call.
HVAC Contractors near Ontario
True Blue Heating & Air Conditioning
HVAC · Rancho Cucamonga, California · 4 mi
American Cool Heat Air - Commercial Refrigeration & Commercial HVAC (Heating
HVAC · Rancho Cucamonga, California · 4 mi
Nelson Air Conditioning Yorba Linda
HVAC · Yorba Linda, California · 13 mi
Freedom AC & Heating
HVAC · Corona, California · 14 mi
Wilson Duct Repair Service
HVAC · Brea, California · 16 mi
Associated Heating & Air Inc.
HVAC · Anaheim, California · 16 mi
Davidson's Air Conditioning & Heating
HVAC · San Bernardino, California · 21 mi
Greenleaf Heating & Cooling
HVAC · Whittier, California · 21 mi
Mega Clean Air
HVAC · Santa Fe Springs, California · 25 mi
Permits & rules in California
Permit rules for hvac replacement vary by city and county in California. Most structural, electrical, plumbing, or mechanical work needs a permit and an inspection. Confirm with your local building department, or see the California guide for specifics. Varies by municipality California hvac replacement costs are calibrated from the national average using California's regional price parity (1.18) and local labor index (1.22).
See California permit details →HVAC Contractors in Ontario: common questions
How much does it cost to hire a HVAC contractor in Ontario, California?
In California, hvac replacement typically runs $7,200 to $15,600 when you hire a pro, and about $3,500 to $8,300 if you do it yourself. Ontario prices track the California range, with larger metros toward the high end. Size it to your own home with our free calculator.
Do I need a permit for hvac replacement in California?
Permit rules for hvac replacement vary by city and county in California. Most structural, electrical, plumbing, or mechanical work needs a permit and an inspection. Confirm with your local building department, or see the California guide for specifics. Varies by municipality Always confirm with the Ontario or California building department before work begins.
Should I DIY or hire a HVAC contractor in Ontario?
Hvac replacement is rated moderate for a DIYer. Doing it yourself can save the gap between $3,500 to $8,300 and $7,200 to $15,600, but hvac contractors bring tools, permits, and a warranty. For a large or time-sensitive job, a local pro in Ontario is usually the safer call. Our free DIY-or-hire calculator walks through it.
How many hvac contractors serve Ontario?
We currently list 24 hvac contractors within about 35 miles of Ontario, the nearest about 4 miles out. We never sell your information and never take kickbacks.