Contractors / Merrimack, NH / Gas fitting

Gas fitters in Merrimack, NH

Real permit activity. Real contractors. Ranked by volume.

155 gas fitting permits were filed in Merrimack in the last 6 months. These 35 contractors filed them most often. Tap a name for their full permit history.

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  1. 1Joyce Cooling & Heating20 in last 90 days33
  2. 2William Martin9 in last 90 days16
  3. 3Steve Lamirande5 in last 90 days7
  4. 4Matthew Hatch2 in last 90 days5
  5. 4Tyler Kulas1 in last 90 days5
  6. 6Arthur Little1 in last 90 days4
  7. 7All Basics LLC3 in last 90 days3
  8. 7Dylan Audet1 in last 90 days3
  9. 7Eastern Propane1 in last 90 days3
  10. 10David pollock2 in last 90 days2
  11. 10Evariste Robichaud2 in last 90 days2
  12. 10Mike Hanning2 in last 90 days2
  13. 10Tara Milley2 in last 90 days2
  14. 10Wetherbee Plumbing & heating2 in last 90 days2
  15. 10AJ LeBlanc Heating1 in last 90 days2
  16. 10Andrew Gardner1 in last 90 days2
  17. 10Eric Brown1 in last 90 days2
  18. 10Matt Ferrisnone in last 90 days2
  19. 10Townsend Energynone in last 90 days2
  20. 20Conor Devoy1 in last 90 days1
  21. 20Eric Cooke1 in last 90 days1
  22. 20Jesse Nero1 in last 90 days1
  23. 20Kenneth M Gott, Ii1 in last 90 days1
  24. 20Kevin Gorgoglione1 in last 90 days1
  25. 20Mitchell Coy1 in last 90 days1
  26. 20Paradigm Plumbing, Heatin1 in last 90 days1
  27. 20Ryder Plumbing Heating & Cooling1 in last 90 days1
  28. 20Thomas Drew1 in last 90 days1
  29. 20Daniel Levesquenone in last 90 days1
  30. 20Enrico D'Renadonone in last 90 days1
  31. 20Granite State Plumbing and Heatingnone in last 90 days1
  32. 20Priority Plumbingnone in last 90 days1
  33. 20Wellington Fariasnone in last 90 days1
  34. 20Will Heathnone in last 90 days1
  35. 20William Spolidoronone in last 90 days1

Recent gas fitting permits in Merrimack

  1. Nov 12, 2026Install a Bradford White 40 gallon natural gas gravity vent, short replacement hot water heater.Joyce Cooling & Heating · Gas · 1 · #GP-26-236
  2. Nov 12, 2026Relocate gas stove and move gas piping to itJesse Nero · Gas · 1 · #GP-26-232
  3. Nov 12, 2026Install Bradford White 40 Gallon propane, power vent replacement hot water heater.Joyce Cooling & Heating · Gas · 1 · #GP-26-234
  4. Nov 12, 2026Furnish and install a new lennox high efficient natural gas furnace and air conditioning system to replace existing equiJoyce Cooling & Heating · Gas · 1 · #GP-26-233
  5. Nov 12, 2026Oil to LP Gas Conversion. Install Lennox Signauture Series variable-capacity LP gas furnace with Lennox Elite Series varJoyce Cooling & Heating · Gas · 1 · #GP-26-231
  6. Nov 12, 2026Install Bradford White Brute natural gas boiler, heat only model high efficiency, fully modulating boiler unit.Joyce Cooling & Heating · Gas · 1 · #GP-26-230
  7. Nov 12, 20262 stage gas furnace with single stage ACJoyce Cooling & Heating · Gas · 1 · #GP-26-229
  8. Nov 12, 2026Install Rinnai RX180iN Tankless Water HeaterJoyce Cooling & Heating · Gas · 1 · #GP-26-228
  9. Nov 12, 2026Remove existing water heater and install a Bradford White 50-gallon natural gas short, atmospheric vent water heater.Joyce Cooling & Heating · Gas · 1 · #GP-26-235
  10. Nov 10, 2026Furnace replacmentWetherbee Plumbing & heating · Gas · 1 · #GP-26-223

How gas fitting compares in Merrimack

Other trades in Merrimack

Electricians 460HVAC contractors 190Plumbers 186Building contractors 176Deck & porch builders 66Solar installers 28Roofing contractors 25

Gas fitters nearby

Boston 1330Falmouth 795Plymouth 657Worcester 630Mashpee 431Cambridge 349Pittsfield 314Somerville 277

Get quotes from active gas fitting 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.