Best HVAC Contractors in Bergen County, NJ
Our picks for the best hvac contractors in Bergen County, NJ: 15 local businesses, with phone numbers, addresses and websites. Chosen by the NJ Business Directory team; sponsored listings are labeled.
Looking for HVAC contractors in Bergen County? This guide lists heating and air conditioning companies based in the county. In New Jersey, HVACR work requires a Master HVACR license—verify it on the state's free license lookup. Replacing a furnace or air conditioner of like capacity still needs notice to your local construction office.
Browse all HVAC contractors or every Bergen County listing on NJ Business Directory. For a wider regional list, see our North Jersey HVAC contractors guide. Need a plumber too? See our Bergen County plumbers guide.
Each listing is reviewed by a real person before it goes live. Run an HVAC company in Bergen County? Add it free or claim your existing listing, and see how our listing plans compare. Questions? Reach us through our contact page.
Duct Mate Inc.
HVAC (Heating & Air Conditioning)
Hackensack
Duct Mate Air Conditioning and Heating is a second-generation, family-owned HVAC company on Lexington Avenue in Hackensack, Bergen County. It was founded in 1993 and started out of a garage with a single van. Today it focuses on high-end retrofits with custom duct design, high-efficiency upgrades, ductless mini splits and commercial ductwork. As a Mitsubishi Electric Diamond Contractor, its team receives ongoing training on ductless and ducted heat pumps. In-home consultations are free.
Jason Mazzer Plumbing & HVAC, LLC
HVAC (Heating & Air Conditioning)
Saddle Brook
Jason Mazzer Plumbing & HVAC, now doing business as Mazzer Pro Services, is a family-owned company in Saddle Brook, Bergen County, founded in 1946 by Bruno Mazzer. Third-generation owner Jason Mazzer runs it today. The HVAC team installs and services heating and cooling systems for homes and businesses in Bergen and Passaic counties and offers same-day service and same-day replacements, weekends included. Its Ultimate Savings Agreement includes two maintenance visits a year and priority service.
Temco Heating & Air Conditoning Inc
HVAC (Heating & Air Conditioning)
Hillsdale
Temco Heating & Air Conditioning is a family-owned HVAC company in Hillsdale, Bergen County, founded in 1997 by Tim Prusha. The company holds a master HVAC license and says it treats every customer like part of the family. It offers one-day replacement of central air conditioning systems, and it also installs Scentral-Air, a scenting system that ties into an existing HVAC system to spread a light fragrance through each room.
O’Neill Contracting HVAC
HVAC (Heating & Air Conditioning)
Bergenfield
O'Neill Contracting is a family-owned heating and air conditioning company on North Washington Avenue in Bergenfield, Bergen County, serving customers since 1988. Its technicians do preventive maintenance year round, and customers on a maintenance agreement get a discounted trip charge and 20% off repairs. The team also diagnoses and repairs unexpected breakdowns, gives free quotes on replacements and new installs, and keeps a 24-hour service hotline for emergencies. Many staff members have been with the company for over a decade.
Total Comfort Services LLC
HVAC (Heating & Air Conditioning)
Westwood
Total Comfort Services is a plumbing and HVAC company based on Booker Street in Westwood, Bergen County, with a strong customer base in Franklin Lakes. On the heating and cooling side it handles heating repair, air conditioning repair and replacement, and ductless mini splits for homes and businesses. In 2024 it acquired BZ Dependable Plumbing & Heating and kept serving that company's customers. Phones are answered 24/7, and customers can book online or get an instant estimate.
EZ Flow Plumbing Heating & Air Conditioning
Home Services
277 Harding Ave, Paramus
EZ Flow Plumbing & Heating is a family-owned and operated company that has served New Jersey for more than 20 years, with a service page for Paramus and Bergen County. It handles air conditioning repair and installation, ductless mini splits, gas and oil furnaces and boilers, oil-to-gas conversions and emergency HVAC calls, alongside plumbing and drain work. Phones are answered 24/7. The company is licensed, bonded and insured, quotes prices up front and guarantees its work for one year in writing.
GRC Mechanical Svc
Home Services
244 Green St, South Hackensack
GRC Mechanical Services is a full-service HVAC and refrigeration contractor on Green Street in South Hackensack, Bergen County, founded in 1948 as a refrigeration service company. It is owned and run by two professional engineers, cousins Fred G. Russenberger Jr. and John P. Russenberger. GRC is a six-time winner of the Carrier President's Award, and its NATE-certified technicians install and service air conditioning, furnaces, boilers, heat pumps, generators and wine cellar cooling for homes and businesses across northern New Jersey and Rockland County.
Len Thonus A/C & Heating Inc
Home Services
113 Cedar Hill Ave, Mahwah
Len Thonus Plumbing, Heating & Air Conditioning is a second-generation, family-owned contractor on Cedar Hill Avenue in Mahwah, Bergen County. For more than 40 years it has served homeowners and businesses in northern Bergen County and parts of Passaic and Sussex counties. On the HVAC side the team services boilers, furnaces, heat pumps, central air, humidifiers, ductless mini splits and commercial rooftop units, and it also handles related plumbing work. It offers warranties on installations and keeps work areas clean.
Tommy’s Plumbing LLC
Home Services
Paramus
Tommy's Plumbing Heating & Air Conditioning is a licensed, bonded and insured company in Paramus, Bergen County, led by a master plumber who is also a master HVAC technician. On the heating and cooling side it repairs and replaces air conditioners, boilers and hot air furnaces, handles oil-to-gas conversions and installs Viega radiant heat. A live operator takes calls 24/7 and dispatches the repair team, and the company serves Ridgewood, Hackensack, Teaneck, Fort Lee and other nearby towns.
Integrate Comfort Systems
HVAC (Heating & Air Conditioning)
Englewood Cliffs
Integrate Comfort Systems is an HVAC company in Englewood Cliffs, Bergen County, serving northern New Jersey and New York City. The company lists heating and air conditioning installation, repairs, maintenance, fabrication and design for homes and commercial buildings, plus indoor air quality work. Confirm current service hours on the company website. Confirm current hours and services for this Englewood Cliffs, Bergen County business on its own website before you go.
Liberty Heating & Cooling
HVAC (Heating & Air Conditioning)
Garfield
Liberty Heating & Cooling is a full-service heating and air conditioning company in Garfield, Bergen County. The company services and installs heating systems including steam and hot-water boilers, as well as air conditioning systems, and handles repair, maintenance and replacement of major furnace and AC brands. Confirm current hours on the company website. Confirm current hours and services for this Garfield, Bergen County business on its own website before you go.
H. Hofmeister & Co. Inc. Plumbing Heating AC Sewer
HVAC (Heating & Air Conditioning)
Westwood
H. Hofmeister & Co. Inc. is a family-owned plumbing, heating, air conditioning and sewer contractor in Westwood, Bergen County, operating since 1966. The company holds New Jersey plumbing and HVAC licenses and lists boiler and furnace repair and replacement, central AC and ductless mini-split work, plus drain and sewer service under one roof. Confirm current hours on the company website.
Sunny Air Heating & Cooling
HVAC (Heating & Air Conditioning)
Leonia
Sunny Air Heating & Cooling is an HVAC company in Leonia, Bergen County. The company holds a New Jersey heating and cooling master license and installs, repairs, maintains and replaces cooling and heating systems, including hot-water boilers with baseboard and radiators. Confirm current service hours on the company website. Confirm current hours and services for this Leonia, Bergen County business on its own website before you go.
Dillon Heating & Cooling
HVAC (Heating & Air Conditioning)
Garfield
Dillon Heating & Cooling is an HVAC company serving Garfield, Bergen County. The company lists heating and cooling repair, maintenance and emergency service for furnaces, boilers, heat pumps and central or ductless air conditioning, with same-day response noted on the site. Confirm current hours and service area on the company website. Confirm current hours and services for this Garfield, Bergen County business on its own website before you go.
Ultimate Aire Systems of Ridgewood
HVAC (Heating & Air Conditioning)
Ridgewood
Ultimate Aire Systems of Ridgewood is an HVAC company associated with Ridgewood, Bergen County, and owner Jeffrey Clapp states the business has worked in heating and cooling since 1987. The company lists furnace and air conditioning service, indoor air quality products such as air cleaners and humidifiers, and notes Carrier Factory Authorized Dealer status. Much of the site marketing also references Wayne, NJ — confirm the Ridgewood service area on the site.
