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HVAC Contractors in New Hampshire

New Hampshire winters make heating the main job for HVAC contractors here, from oil and propane boilers to cold-climate heat pumps. Many NH homes mix systems, so look for a contractor who works on the fuel and equipment you have.

101 HVAC contractors are listed in the directory, sorted by Google rating. Get up to 3 free quotes.

HVAC Contractors by region

• HVAC Contractors in Greater Manchester (15)
• HVAC Contractors in the Nashua area (16)
• HVAC Contractors in the Concord area (14)
• HVAC Contractors in the Seacoast (19)
• HVAC Contractors in the Lakes Region (14)
• HVAC Contractors in the White Mountains (4)
• HVAC Contractors in the Monadnock Region (9)
• HVAC Contractors in the Upper Valley (10)

HVAC Contractors by town

• HVAC Contractors in Amherst, NH (8)
• HVAC Contractors in Bedford, NH (10)
• HVAC Contractors in Bow, NH (8)
• HVAC Contractors in Concord, NH (15)
• HVAC Contractors in Derry, NH (9)
• HVAC Contractors in Dover, NH (11)
• HVAC Contractors in Exeter, NH (8)
• HVAC Contractors in Gilford, NH (5)
• HVAC Contractors in Henniker, NH (5)
• HVAC Contractors in Hollis, NH (6)
• HVAC Contractors in Hooksett, NH (10)
• HVAC Contractors in Hopkinton, NH (6)
• HVAC Contractors in Hudson, NH (9)
• HVAC Contractors in Laconia, NH (8)
• HVAC Contractors in Londonderry, NH (11)
• HVAC Contractors in Manchester, NH (14)
• HVAC Contractors in Meredith, NH (6)
• HVAC Contractors in Merrimack, NH (13)
• HVAC Contractors in Milford, NH (7)
• HVAC Contractors in Nashua, NH (13)
• HVAC Contractors in Pembroke, NH (5)
• HVAC Contractors in Peterborough, NH (6)
• HVAC Contractors in Portsmouth, NH (11)
• HVAC Contractors in Rochester, NH (9)

101 HVAC contractors in NH

• Heritage Plumbing & Heating — HVAC Contractor in Nashua, NH · 4.8★ on Google (8563 reviews)
• Joyce Cooling & Heating — HVAC Contractor in Nashua, NH · 4.9★ on Google (5825 reviews)
• East Coast HVAC — HVAC Contractor in Dover, NH · 4.9★ on Google (1641 reviews)
• Pettigrew Plumbing & HVAC — Plumber in Portsmouth, NH · 4.9★ on Google (946 reviews)
• Daigle Plumbing, Heating & Cooling — Plumber in Derry, NH · 4.8★ on Google (1042 reviews)
• A.J. LeBlanc Heating — HVAC Contractor in Manchester, NH · 4.9★ on Google (783 reviews)
• Wetherbee Plumbing & Heating — Plumber in Milford, NH · 4.9★ on Google (639 reviews)
• Southern NH Plumbing & Heating — Plumber in Londonderry, NH · 4.8★ on Google (420 reviews)
• Brookside Heating & Cooling — HVAC Contractor in Manchester, NH · 4.9★ on Google (251 reviews)
• E. Cooke Plumbing & Heating — Plumber in Concord, NH · 5.0★ on Google (155 reviews)
• Justin Time Plumbing & Heating — Plumber in Peterborough, NH · 5.0★ on Google (99 reviews)
• Clear All Cooling & Heating — HVAC Contractor in Manchester, NH · 5.0★ on Google (70 reviews)
• Mountain Plumbing of NH — Plumber in Laconia, NH · 4.9★ on Google (52 reviews)
• A&C Mechanical — HVAC Contractor in Merrimack, NH · 5.0★ on Google (47 reviews)
• Vaughn Plumbing & HVAC — Plumber in Merrimack, NH · 5.0★ on Google (39 reviews)
• Sheepdog Plumbing Heating and Cooling — Plumber in Bow, NH · 4.9★ on Google (40 reviews)
• Lakes Region HVAC — HVAC Contractor in Laconia, NH · 4.8★ on Google (32 reviews)
• Pinney Plumbing & Heating — Plumber in Swanzey, NH · 3.9★ on Google (63 reviews)
• American Plumbing Heating & Cooling — Plumber in Manchester, NH · 4.5★ on Google (33 reviews)
• M.A. Smith Electric, LLC — Electrician in Laconia, NH · 5.0★ on Google (19 reviews)
• Granite State Plumbing & Heating — Plumber in Concord, NH · 4.9★ on Google (20 reviews)
• Local Plumbing and Heating — HVAC Contractor in Hillsboro, NH · 4.5★ on Google (18 reviews)
• Tom's Mechanical Services LLC — Plumber in Londonderry, NH · 5.0★ on Google (12 reviews)
• Jay's Plumbing & Heating — Plumber in Concord, NH · 4.5★ on Google (16 reviews)
• ARM-HVAC, LLC — HVAC Contractor in Moultonborough, NH · 4.5★ on Google (13 reviews)
• Stevens Mechanical — HVAC Contractor in Rochester, NH · 4.9★ on Google (10 reviews)
• NE Mini Split Installers — HVAC Contractor in Bow, NH · 5.0★ on Google (9 reviews)
• Just Electric LLC — Electrician in Berlin, NH · 5.0★ on Google (8 reviews)
• Wicked Cool Mechanical — HVAC Contractor in Laconia, NH · 4.6★ on Google (9 reviews)
• Desmarais HVAC — HVAC Contractor in Auburn, NH · 4.6★ on Google (7 reviews)
• Winchester Mechanical — HVAC Contractor in Nashua, NH · 3.9★ on Google (7 reviews)
• A-D Plumbing & Heating, Inc. — Plumber in Rochester, NH
• Absolute Mechanical Systems, LLC — HVAC Contractor in Brookline, NH
• Admiral Climate Control, LLC — HVAC Contractor in Rochester, NH
• AEC Heating & Air Conditioning — HVAC Contractor in Claremont, NH
• AGS Services, Inc. — HVAC Contractor in Henniker, NH
• Aho Heating and Cooling — HVAC Contractor in Rindge, NH
• All Trade Northeast — HVAC Contractor in Tilton, NH
• All Weather HVAC — HVAC Contractor in Charlestown, NH
• All-Ways Heating & A/C Inc — HVAC Contractor in Henniker, NH
• Allegiant Plumbing & Heating LLC — Plumber in Marlborough, NH
• Bigfoot HVAC — HVAC Contractor in Belmont, NH
• Capitol Comfort Heating and Cooling — HVAC Contractor in Concord, NH
• Card Heating & Cooling, Inc. — HVAC Contractor in Milford, NH
• Coastal Mechanical LLC — HVAC Contractor in Epping, NH
• Cochecho Plumbing & Hydronic Heating — Plumber in Dover, NH
• Cole Pro — HVAC Contractor in Dover, NH
• Colebrook Plumbing & Heating Inc. — Plumber in Colebrook, NH
• Colonial Plumbing & Heating — Plumber in Hooksett, NH
• Concord HVAC, LLC — HVAC Contractor in Concord, NH
• CRS Mechanical, LLC — HVAC Contractor in Concord, NH
• D & R Plumbing Heating & Air Conditioning Inc — Plumber in Hudson, NH
• Dane Heating and Cooling — HVAC Contractor in Nashua, NH
• Denron Hall — HVAC Contractor in Manchester, NH
• Derry Plumbing and Heating — HVAC Contractor in Derry, NH
• Dowling Corporation — HVAC Contractor in Hampton, NH
• Dunnells Plumbing & Heating — Plumber in Sunapee, NH
• Eastern Mechanical Contractors — HVAC Contractor in Manchester, NH
• Energy Unlimited — HVAC Contractor in Tilton, NH
• Eugene Boisvert Plumbing & Heating, Inc. — Plumber in West Lebanon, NH
• Fresh Air Solutions — HVAC Contractor in Charlestown, NH
• Fresh Creek Plumbing & Heating — Plumber in Exeter, NH
• GPS Plumbing LLC — Plumber in Claremont, NH
• Gunstock Heating & Air Conditioning — HVAC Contractor in Gilford, NH
• Hart Plumbing and Heating — Plumber in Dover, NH
• Heath & Field Plumbing & Heating, Inc. — Plumber in Newport, NH
• J.P. Karos Plumbing & HVAC — HVAC Contractor in East Hampstead, NH
• Jeff MacKay Mechanical — HVAC Contractor in Littleton, NH
• Jolt Electric & HVAC — Electrician in Litchfield, NH
• Kelley Plumbing & Heating, LLC — Plumber in New London, NH
• Lake Sunapee Plumbing & Heating, LLC — Plumber in Newport, NH
• Lang's HVAC LLC — HVAC Contractor in Alton, NH
• Live Free Heating, Cooling, Electric & Plumbing — HVAC Contractor in Concord, NH
• Martel Plumbing, Heating & Cooling — Plumber in Dover, NH
• MASI Plumbing, Heating & A/C — HVAC Contractor in Nashua, NH
• MCP HVAC — HVAC Contractor in Portsmouth, NH
• Meredith Plumbing and Heating LLC — Plumber in Moultonborough, NH
• Mike McLaughlin Plumbing & Heating, Inc — Plumber in Sunapee, NH
• Monadnock Cooling Systems, Inc. — HVAC Contractor in Peterborough, NH
• Newell & Crathern — Insulation Contractor in Loudon, NH
• Newfound Plumbing & Heating, Inc. — Plumber in Bristol, NH
• North East Hvac llc — HVAC Contractor in Amherst, NH
• Northern Peaks Solutions — General Contractor in Laconia, NH
• OMI (Oliver Mechanical Inc.) — Plumber in Manchester, NH
• On Point Heating & Cooling — HVAC Contractor in Jaffrey, NH
• Paradigm Plumbing, Heating & Air Conditioning, Inc. — Plumber in Hooksett, NH
• Patriot Heating & Cooling, LLC — HVAC Contractor in Raymond, NH
• Paul the Plumber — Plumber in Derry, NH
• Pro HVAC — HVAC Contractor in Dover, NH
• Roland C. Abbott Plumbing & Heating — Plumber in Littleton, NH
• Rowell's Services — Plumber in Northfield, NH
• Simmons Plumbing, Heating & Air Conditioning — Plumber in Seabrook, NH
• Steve Martin Plumbing & Heating, LLC — Plumber in Nashua, NH
• Superior Mini Splits — HVAC Contractor in Portsmouth, NH
• Temperature By Design, LLC — HVAC Contractor in Hudson, NH
• Triumph Home Services — HVAC Contractor in Bow, NH
• Truly Blessed Plumbing & Heating Inc. — Plumber in Bow, NH
• Twin Oaks Electric — Electrician in Bennington, NH
• Ultra Geothermal — HVAC Contractor in Barrington, NH
• Walley's Heating & Air — HVAC Contractor in Nashua, NH
• Wilder Plumbing & Heating — Plumber in Peterborough, NH

Frequently asked questions

Do HVAC contractors need a license in NH?

There's no single HVAC license, but gas piping and gas appliances require a licensed fuel gas fitter and electrical work requires a licensed electrician. Oil heating technician licensing is voluntary. See which NH contractors need a license.

Are there rebates for heat pumps in New Hampshire?

NHSaves offers heat pump rebates and weatherization incentives, while the federal heat pump tax credit ended after 2025. Our heat pump and energy rebate guide has current programs.

How often should a heating system be serviced?

Fire safety agencies recommend having heating equipment and chimneys inspected every year by a qualified professional, ideally before heating season. See our seasonal planning guide.

How do I get quotes from HVAC contractors in New Hampshire?

Compare the listings on this page and contact a few directly, or describe your project once on our free quote form and we'll send it to up to 3 matching local pros.