23 verified businesses · Allentown, PA
Every HVAC contractor in Allentown, PA.
One honest list.
No paid placement. No fake reviews. Just real heating and cooling contractors with real phone numbers — because a dead furnace in January doesn't care who bought the top spot.
The Lehigh Valley is one of Pennsylvania's fastest-growing metros, driving both new HVAC installations and retrofits. A large share of homes predate natural gas, so fuel-oil heating is still a major category — and harsh winters make heating the dominant service line, with humid summers sustaining strong cooling demand too.
Directory is free for homeowners and free for HVAC contractors.
Hvac Contractors in Allentown, PA 23 verified listings
How ranking works here: listings are ordered alphabetically. Businesses with more verified public information (hours, services, address) are badged — but no one can pay for placement, and inclusion is never an endorsement.
A & S HVAC Inc
Heat pumps, AC installation & repair, Heating installation & repair, Commercial refrigeration, Exhaust systems
Air Professionals Inc
AC installation & repair, Heating installation & repair, Air duct cleaning, Heat pumps, Geothermal, Commercial HVAC services
Burkholder's Heating & Air Conditioning, Inc.
HVAC system installation, Heating system maintenance, Geothermal systems, Gas heating installation, Oil burner service, Preventive maintenance
Coolez HVAC
AC installation & repair, Furnace installation & repair, Heat pump installation & repair, Ductless mini-split installation, Water heater installation, Air duct cleaning
Deiter Bros. Heating Cooling Energy
AC repair, installation & replacement, Heating system repair & installation (furnaces, boilers, heat pumps), Indoor air quality, Planned maintenance agreements, Propane & fuel oil delivery, 24/7 emergency repairs
Dugan's Heat Pump & Air Conditioning
Heat pump installation & service, Furnace installation & service, AC maintenance, Water heaters, Humidifiers
Fritch Inc
Heating installation & repair, Cooling installation & repair, Indoor air quality, Fuel oil delivery, Air duct cleaning, Commercial HVAC
ICS Heating & Air Conditioning
Heat pump installation & service, Ductless mini-splits, Gas furnace service, Oil heating service, Central AC installation, Water heater installation
Jack Lehr Heating Cooling & Electric
Furnace repair & installation, AC repair & installation, Heat pump services, Boiler services, Electrical services
Lande Heating & Ac Inc
Heating & AC installation, Heating & AC repairs, Maintenance plans, Energy-efficient upgrades, Ductless HVAC, 24-hour service
Lehigh Valley HVAC Pros
AC repair, Furnace repair, Heat pump repair, Boiler repair, Ductless mini-splits, Water heater installation
MAX Comfort LLC
Air conditioning, Heating systems, Ventilation & air quality, Preventive maintenance, Energy efficiency audits, Emergency service
MBI Heating and Air Conditioning
AC installation, AC repair, Heating installation, Heating repair, Boiler install/maintenance, Duct cleaning
Meisner Services
Commercial AC installation & replacement, Commercial heating installation & repair, HVAC maintenance programs, Indoor air quality services, Ductless mini-split installation, Rooftop unit installation
Sarosky Heating & Air Conditioning Inc
Furnace installation & repair, Heat pump installation & repair, AC installation & repair, Ductless mini-split heat pumps, Air filtration systems, Maintenance contracts
Tru-Comfort Inc
Heat pumps, Oil & gas furnaces, Oil & gas boilers, Central air conditioning, Water heaters, Humidifiers & dehumidifiers
UGI Heating, Cooling & Plumbing
Heating installation & repair, Cooling installation & repair, Heat pumps, Mini-splits, Indoor air quality, Water heaters
Weaver Fuels
Fuel oil delivery, Furnace repair & installation, AC repair & installation, Same-day emergency repairs, Water heater installation, Humidifiers & air purifiers
Werley Heating & Air Conditioning
Furnace & AC installation, Heating & cooling repair, Maintenance agreements, Indoor air quality, Plumbing services, 24/7 emergency service
Wisser Coal & Fuel Oil
Heating oil delivery, Emergency burner service, Furnace cleaning, Heating equipment repair, AC repair
Yeager's Fuel, Inc.
Heating & AC repairs, Heating & cooling system installation, Boiler burners & oil furnaces, Central air conditioners, Heat pumps, 24-hour emergency no-heat service
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