Contractors / Dover, NH / HVAC

HVAC contractors in Dover, NH

Real permit activity. Real contractors. Ranked by volume.

288 hvac permits were filed in Dover in the last 6 months. These 45 contractors filed them most often. Tap a name for their full permit history.

1. 1Oliver Mechanical35 in last 90 days47
2. 2Encore Fire Protection20 in last 90 days28
3. 3East Coast HVAC14 in last 90 days25
4. 4R. A. Mechanical, Inc.8 in last 90 days10
5. 5Blue's MIni Splits LLC7 in last 90 days8
6. 5Mbe00024905 in last 90 days8
7. 7Admiral Climate Control5 in last 90 days6
8. 7Hart Plumbing & Heating4 in last 90 days6
9. 7Joy's HVAC Services Inc2 in last 90 days6
10. 10Pj Labrie And Sons1 in last 90 days5
11. 10Strogens Service Expertsnone in last 90 days5
12. 12Gerry's Gas Services3 in last 90 days4
13. 12Mackenzie McCord3 in last 90 days4
14. 12Mcp Hvac2 in last 90 days4
15. 12Danielle Cowels1 in last 90 days4
16. 12Martel P&H1 in last 90 days4
17. 12Strogen's Service Expertsnone in last 90 days4
18. 18Gobbi Corporation3 in last 90 days3
19. 18Pat McKenney3 in last 90 days3
20. 18ProHVAC2 in last 90 days3
21. 18Alliance Trade Group1 in last 90 days3
22. 18Kevin DeSantis1 in last 90 days3
23. 18Sean Maguire1 in last 90 days3
24. 24A-D Plumbing & Heating, Inc.2 in last 90 days2
25. 24Breakers Electric LLC2 in last 90 days2
26. 24Burns Security2 in last 90 days2
27. 24DeStefano & Associates, Inc2 in last 90 days2
28. 24Garrison City HVACR LLC2 in last 90 days2
29. 24Justin Colizzi2 in last 90 days2
30. 24Triumph home services2 in last 90 days2
31. 24Johnson and Jordan, Inc1 in last 90 days2
32. 24K$S mechanical llc1 in last 90 days2
33. 24Revision Energy Inc1 in last 90 days2
34. 24Dead River Co.none in last 90 days2
35. 35Aqua Tech Plumbing and Heating LLC1 in last 90 days1
36. 35High Ground Service Pros1 in last 90 days1
37. 35Janco mech1 in last 90 days1
38. 35Michael Curran Plumbing, Heating and Gas Piping1 in last 90 days1
39. 35Munson Plumbing and Heating1 in last 90 days1
40. 35Quality Insulation1 in last 90 days1
41. 35Moriarty Electric Companynone in last 90 days1
42. 35Paul the Plumbernone in last 90 days1
43. 35RPH Incnone in last 90 days1
44. 35Stonehouse plumbing and heating LLCnone in last 90 days1
45. 35cochecho P&HHnone in last 90 days1

Recent hvac permits in Dover

1. Nov 12, 2026Installation of a nfpa 13R sprinkler systemBurns Security · Fire Sprinkler Systems · In Review · #FIRE-2026-0106
2. Nov 12, 2026Replace both existing gas furnaces and air conditioners.Garrison City HVACR LLC · Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation) · Submitted - Online · #MECH-2026-0761
3. Nov 11, 2026EMERGENT oil tank replacement Roth 275 GALEast Coast HVAC · Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation) · In Review · #MECH-2026-0758
4. Nov 10, 2026(1) AG3 Chimney Vent (Specify NG or LP) Boiler installationEast Coast HVAC · Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation) · In Review · #MECH-2026-0756
5. Nov 9, 2026New building of wood frame construction to be protected with NFPA 13 compliant wet & dry fire sprinkler systems.Mackenzie McCord · Fire Sprinkler Systems · In Review · #FIRE-2026-0105
6. Nov 6, 2026HVAC Fit up HallwaysOliver Mechanical · Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation) · In Review · #MECH-2026-0753
7. Nov 6, 2026HVAC Fit up Lower LevelOliver Mechanical · Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation) · In Review · #MECH-2026-0752
8. Nov 5, 2026Replace AC and Furnace *2.5 Ton Deluxe AC *Regular Efficiency Gas FurnaceMbe0002490 · Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation) · Issued · #MECH-2026-0748
9. Nov 5, 2026Job #51413617 - Services to be completed [Sprinkler] Sprinkler Alarm Device - Pressure Switch Pump Room The PS-40-2 presEncore Fire Protection · Fire Sprinkler Systems · Fees Due · #FIRE-2026-0104
10. Nov 4, 2026TRANE Air Conditioner: 3.5 Ton, up to 13.4 SEER2 TRANE Furnace: High Efficiency Single Stage gas furnace, 96% AFUEMbe0002490 · Mechanical - Climate Control (Oil, Gas, Exhaust, Ventilation) · Issued · #MECH-2026-0744

How hvac compares in Dover

• Electricians · 33 contractors377
• HVAC contractors · 45 contractors288
• Gas fitters · 41 contractors226
• Building contractors · 42 contractors194
• Plumbers · 36 contractors131
• Window & door contractors · 18 contractors44
• Roofing contractors · 30 contractors43
• Deck & porch builders · 26 contractors35
• Insulation contractors · 7 contractors21
• Solar installers · 9 contractors20

Other trades in Dover

HVAC contractors nearby

Source: Dover permits. Data updated Nov 13, 2026. A permit shows a job was filed with the town. It doesn’t show whether the work was finished or how it turned out. Rankings are by permit volume.