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HVAC Installation & Repair in St. John's, NL

Compare 31 hvac installation & repair contractors near you in St. John's and surrounding area with an average rating of 4.5/5. Get free quotes, read reviews, and find the right pro for your project.

Last updated March 22, 2026

Verified Pro Installers

Other Businesses in This Area

Avalon HVAC Services

HVAC Specialties Inc

hvacspecialties.ca

Keep Cool Refrigeration & AC

Affordable Comfort HVAC Ltd

5.0
achvac.ca

SBG Electrical - St John's Mount Pearl Paradise NL

5.0~5 years online
sbgelectrical.comGet a Free Quote

The Wood Shed Fireplace Supply

5.04½+ years online
nlwoodshed.comGet a Free Quote

True Comfort Inc

5.0
truecomfortnl.ca

YYT Safe Dryer Vents Incorporated

5.05 years online
yytsafedryervents.com

Mr. Rooter Plumbing of St. John's

4.6
mrrooter.ca/st-johns

Hot Frost Heat Pumps

4.5
hotfrostheatpumps.ca

Bishop's Plumbing & Heating

4.3
bishopsplumbing.ca

Provincial Refrigeration Ltd

4.3

Sooley Allan Plumbing Ltd

4.2

Harvey's Oil

4.0
harveysoil.ca

Reliable Heat Pump Services Ltd.

3.89½+ years online
reliableheatpumpservices.comGet a Free Quote

Kerr Controls Ltd

3.4
kerrcontrols.ca/location/st-johns

Carmichael Engineering Ltd.

3.0
carmichael-eng.ca

Tristar Mechanical Ltd

3.0
tristarmech.ca

Other Services in St. John's

Access Control & Intercom(38)Alarm System Installation(22)Appliance Installation(23)Artificial Turf Installation(28)Automotive Installs(3)Concrete & Paving(30)Deck & Patio Building(43)Electrical Services(25)EV Charger Installation(10)Fencing & Gate Installation(36)Fire Protection & Sprinklers(29)Garage Door Installation(19)

HVAC Installation & Repair in St. John's, NL

HVAC installation and repair in St. John's (NL) serves an Atlantic Canadian capital market: single-family homes, mid-century homes, newer construction, and commercial properties. Typical jobs include heat pump installation (cold-climate models for NL winters), oil-furnace replacement (still common in NL), gas furnace replacement, and commercial HVAC. Atlantic climate and Take Charge NL rebates drive approach.

Residential heat pump installs in St. John's run $13,000-$30,000 CAD (island premium); oil-furnace $5,000-$10,000 CAD; commercial $25,000-$150,000 CAD. Newfoundland doesn't require state-level contractor license. St. John's permits apply.

Frequently Asked Questions

Heat pump for St. John's?
Cold-climate heat pumps effective for Atlantic winters.
Oil-furnace common?
Yes — many NL homes still on oil heat.
Why are NL costs higher?
Material delivery from mainland.

About NeedInstall

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