🐜AssistAnt · Pro directory
There are 275 HVAC companies within 25 miles of Londonderry, NH in the AssistAnt directory as of October 16, 2026, 3 of them based in Londonderry itself. None are verified by AssistAnt yet, so check a business’s license and insurance before you hire it. Verified businesses are listed first, then by distance. No business can pay for a higher spot.
HVAC (heating & air conditioning) near Londonderry
- Ethical Home Pro
Londonderry, NH · 1.6 mi
Not verified yet
(603) 216-2593
- New England Mechanical Assoc
Londonderry, NH · 2.1 mi
Not verified yet
(603) 421-0505
- Advanced Energy Services HVAC
Derry, NH · 2.7 mi
Not verified yet
(603) 244-2068
- One Hour Heating & Air Conditioning
Derry, NH · 2.7 mi
Not verified yet
(603) 437-7080
- PalmTree Air Heating & Cooling
Londonderry, NH · 2.8 mi
Not verified yet
(603) 965-2989
- Paul The Plumber
Derry, NH · 2.9 mi
Not verified yet
(603) 437-7039
- Derry Plumbing, Heating & Air Conditioning
Derry, NH · 3.1 mi
Not verified yet
(603) 432-3463
- Aegis Comfort Systems Inc
Hudson, NH · 3.2 mi
Not verified yet
(603) 819-4241
- Audette Mechanical
Derry, NH · 3.3 mi
Not verified yet
(603) 275-5568
- Marshall Mechanical
Derry, NH · 3.3 mi
Not verified yet
(603) 538-3148
- 3 Brothers Mechanical
Hudson, NH · 4.2 mi
Not verified yet
(603) 864-9504
- Extra Time Enterprise
Windham, NH · 5.0 mi
Not verified yet
(603) 432-2166
- Air Solutions & Balancing
Merrimack, NH · 5.0 mi
Not verified yet
(603) 262-9292
- Townsend Energy
Merrimack, NH · 5.1 mi
Not verified yet
(603) 379-3655
- S & E Cataldi Heating & Air
Derry, NH · 5.2 mi
Not verified yet
(603) 434-3505
- Aegis Comfort Systems Inc
Merrimack, NH · 5.4 mi
Not verified yet
(603) 889-2946
- Jolt Electric & Hvac
Litchfield, NH · 5.5 mi
Not verified yet
(603) 402-1955
- Accurate Air
Manchester, NH · 5.5 mi
Not verified yet
(603) 669-5159
- CommTank, Inc.
Derry, NH · 5.6 mi
Not verified yet
(603) 377-3473
- Airtech
Litchfield, NH · 5.7 mi
Not verified yet
(603) 889-5760
- A+ Plumbing Heating & Cooling
Manchester, NH · 5.9 mi
Not verified yet
(603) 518-5777
- Paul Mechanical LLC.
Merrimack, NH · 6.0 mi
Not verified yet
(603) 897-5377
- Progressive Mechanical Inc
Bedford, NH · 6.1 mi
Not verified yet
(603) 665-9475
- Aaa Energy Service - New Hampshire
Auburn, NH · 6.2 mi
Not verified yet
(603) 626-4884
- Glenn Hampoian Heating & Air Conditioning, Inc.
Bedford, NH · 6.2 mi
Not verified yet
(603) 488-5848
- Air Design Services
Nashua, NH · 6.5 mi
Not verified yet
(603) 883-7197
- Custom Climates Hvac
Auburn, NH · 6.5 mi
Not verified yet
(603) 945-9066
- Heritage Home Service
Auburn, NH · 6.6 mi
Not verified yet
(603) 627-2730
- S. G. Torrice Company
Manchester, NH · 7.0 mi
Not verified yet
(603) 945-1490
- Townsend Energy
Manchester, NH · 7.1 mi
Not verified yet
(603) 262-5179
Showing the 30 listed first. Search by ZIP code to see more.
Questions
- How many HVAC companies are near Londonderry, NH?
- 275 within 25 miles, 3 in Londonderry, as of October 16, 2026.
- Which HVAC companies near Londonderry, NH are verified?
- None yet. Verified means AssistAnt checked the business registration and insurance; unverified listings come from public business records.
- Can a business pay to rank higher on AssistAnt?
- No. Verified businesses are listed first, then everyone else by distance. Placement cannot be bought, and AssistAnt never sells your contact information.
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- Welding & fabrication in Londonderry, NH129 businesses
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- Computer & phone repair / IT in Londonderry, NH176 businesses
Nearby towns
- Derry, NH 4 mi
- Windham, NH 5 mi
- Merrimack, NH 5 mi
- Litchfield, NH 6 mi
- Bedford, NH 6 mi
- Auburn, NH 7 mi
- Hudson, NH 7 mi
- Manchester, NH 9 mi
- Nashua, NH 9 mi
- Pelham, NH 10 mi