Contractors / Merrimack, NH / HVAC

HVAC contractors in Merrimack, NH

Real permit activity. Real contractors. Ranked by volume.

190 hvac permits were filed in Merrimack in the last 6 months. These 36 contractors filed them most often. Tap a name for their full permit history.

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  1. 1AJ LeBlanc Heating24 in last 90 days43
  2. 2Joyce Cooling & Heating8 in last 90 days23
  3. 3William Martin1 in last 90 days13
  4. 4Enrico D'Renado3 in last 90 days8
  5. 5Nilsa Duran3 in last 90 days7
  6. 6Paul Bears4 in last 90 days5
  7. 6Matt Ferris3 in last 90 days5
  8. 8Brookside Mechanical, LLC3 in last 90 days3
  9. 8Kevin Gorgoglione3 in last 90 days3
  10. 8Tara Milley3 in last 90 days3
  11. 8Wesley Burbank3 in last 90 days3
  12. 8Kmessier1 in last 90 days3
  13. 13Paul Dacey2 in last 90 days2
  14. 13Steve Lamirande2 in last 90 days2
  15. 13Kenneth Szymansky1 in last 90 days2
  16. 13Gsmsnone in last 90 days2
  17. 13Kevin Beaudoinnone in last 90 days2
  18. 13Scott Gaumont DBA SG Fixin Pipesnone in last 90 days2
  19. 19All Basics LLC1 in last 90 days1
  20. 19Connor Smith1 in last 90 days1
  21. 19David pollock1 in last 90 days1
  22. 19Denommee Plumbing & Heati1 in last 90 days1
  23. 19Denron Plumbing &HVAC,LLC1 in last 90 days1
  24. 19Derek Brown1 in last 90 days1
  25. 19G.A.Daigle and Family LLC1 in last 90 days1
  26. 19Gibson Enterprises LLC1 in last 90 days1
  27. 19Jonathan Rand1 in last 90 days1
  28. 19Michael Crossfield1 in last 90 days1
  29. 19Mitchell Coy1 in last 90 days1
  30. 19Nathan Hamel1 in last 90 days1
  31. 19Tyler Kulas1 in last 90 days1
  32. 19Ayotte Home Improvements LLCnone in last 90 days1
  33. 19Matthew Hatchnone in last 90 days1
  34. 19Matthew Knappnone in last 90 days1
  35. 19Robert Lindofnone in last 90 days1
  36. 19Walley Lefavornone in last 90 days1

Recent hvac permits in Merrimack

  1. Nov 12, 2026Furnish and install new Lennox high efficient natural gas furnace and air conditioning system to replace existing equipmJoyce Cooling & Heating · Sheet metal · 1 · #MP-26-289
  2. Nov 12, 2026Install hot dawg heater in garage and run a new LP gas line over to the heaterNathan Hamel · Sheet metal · 1 · #MP-26-284
  3. Nov 12, 2026Install 2 stage gas furnance with single stage ACJoyce Cooling & Heating · Sheet metal · 1 · #MP-26-288
  4. Nov 11, 2026Install 75 gallon power vented gas water heater.AJ LeBlanc Heating · Sheet metal · 1 · #MP-26-283
  5. Nov 10, 2026Installing two zone mini splitMichael Crossfield · Sheet metal · 1 · #MP-26-281
  6. Nov 10, 2026Install new direct vented gas boiler.AJ LeBlanc Heating · Sheet metal · 1 · #MP-26-282
  7. Nov 9, 2026Replace packaged unitPaul Bears · Sheet metal · 1 · #MP-26-279
  8. Nov 9, 2026Provide and install (10) RTU's ,(10) gas unit heaters,(10)electric duct heaters and install 150 ft. of 10x10 ductwork foPaul Dacey · Sheet metal · 1 · #MP-26-278
  9. Nov 9, 2026Install underground gas line from the underground propane tank to the pool heaterTyler Kulas · Sheet metal · 1 · #MP-26-280
  10. Nov 5, 2026Run 130' of gas pipe serving 3 modine heaters, 2 tube heaters, and 2 snow melt boilers. Mounting and installing the modiMitchell Coy · Sheet metal · 1 · #MP-26-276

How hvac compares in Merrimack

Other trades in Merrimack

Electricians 460Plumbers 186Building contractors 176Gas fitters 155Deck & porch builders 66Solar installers 28Roofing contractors 25

HVAC contractors nearby

Warwick 812Cranston 595Cambridge 538South Kingstown 456Portsmouth 399Coventry 385Newport 376Narragansett 361

Get quotes from active hvac contractors in Merrimack

Request a quote and we route it to contractors with documented permits here. No ratings invented — you see their permit history first.

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Source: Merrimack OpenGov. 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.