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HVAC city tests · New Hampshire · one AI assistant's answers, September 2026

Who an AI assistant picked for HVAC in Manchester, NH

Across 6 questions, GSMS was picked 6 times and first 4 times; A.J. LeBlanc Heating was picked 6 times and first 2 times.

Who came up in Manchester

Every company the assistant named across the six questions, ordered by how often it was picked first. Tested on 2026-09-30.

CompanyPicked firstPicked
GSMS Air•Heating•Plumbinggsmsnh.com5 of 66 of 6
A.J. LeBlanc Heatingleblanchvac.com1 of 66 of 6
Brookside Heating & Coolingcallbrookside.com0 of 65 of 6

Question 1 of 6

“My furnace won't turn on. Who can fix it this week in Manchester, NH?”

Picked

  1. First
    A.J. LeBlanc Heating
    “It offers 24/7 no-heat furnace service in Manchester, works on all fuel types, and carries common repair parts on its trucks.”
  2. #2
    GSMS Air•Heating•Plumbing
    “It advertises same-day and emergency furnace repairs year-round in Manchester and lets customers request service online.”
  3. #3
    Brookside Heating & Cooling
    “It advertises 24/7 emergency HVAC service and serves Manchester homeowners.”

Considered and passed

  • Passed
    Paul the Plumber
    “Its Manchester furnace page describes repair and upfront pricing but does not state 24/7 or same-week availability.”

Question 2 of 6

“Who is the best heating and air company in Manchester, NH?”

Picked

  1. First
    GSMS Air•Heating•Plumbing
    “It combines local Manchester service, same-day and emergency furnace repairs, online booking, and published HVAC price ranges.”
  2. #2
    A.J. LeBlanc Heating
    “It offers 24/7 heating emergencies and detailed service for Manchester homes, backed by four generations of family ownership.”
  3. #3
    Brookside Heating & Cooling
    “It serves Manchester and advertises 24/7 emergency HVAC service plus preventive maintenance plans.”

Considered and passed

  • Passed
    W.L. Brady Corp
    “It provides 24-hour emergency HVAC repair, but its site emphasizes mixed residential and commercial HVAC/R service and gives less detail about homeowner booking and pricing.”
  • Passed
    Manchester HVACR Service
    “Its site advertises residential and commercial service, but provides less detail about specific booking, pricing, and current service options.”

Question 3 of 6

“I need a new furnace or heat pump installed in Manchester, NH. Who should I get quotes from, and roughly what will it cost?”

Picked

  1. First
    GSMS Air•Heating•Plumbing
    “It serves Manchester and publishes a furnace installation starting price of $6,500, with the factors that affect the final quote.”
  2. #2
    A.J. LeBlanc Heating
    “It installs furnaces and heat pumps in Manchester and publishes a typical mid-efficiency gas furnace installation range.”
  3. #3
    Brookside Heating & Cooling
    “It offers HVAC installation in the Manchester area and invites homeowners to schedule a consultation.”

Considered and passed

  • Passed
    W.L. Brady Corp
    “It provides installation, but its website highlights commercial projects and does not publish a residential installation price.”

Question 4 of 6

“My AC isn't working, can someone come out today? I'm in Manchester, NH”

Picked

  1. First
    GSMS Air•Heating•Plumbing
    “It offers AC repair in Manchester and says it handles emergency HVAC repairs throughout the city.”
  2. #2
    A.J. LeBlanc Heating
    “It prioritizes same-day service for emergency no-cool calls and offers 24/7 emergency support across Southern New Hampshire.”
  3. #3
    Brookside Heating & Cooling
    “It advertises 24/7 emergency HVAC service for Manchester and nearby areas.”

Considered and passed

  • Passed
    W.L. Brady Corp
    “It provides 24-hour emergency HVAC repair, but its site does not promise same-day AC dispatch.”

Question 5 of 6

“I want my furnace serviced before winter in Manchester, NH. Who can I book online?”

Picked

  1. First
    GSMS Air•Heating•Plumbing
    “It offers furnace tune-ups, online booking, and a published maintenance price range.”
  2. #2
    A.J. LeBlanc Heating
    “It offers furnace maintenance in Southern New Hampshire and accepts online service requests.”
  3. #3
    Brookside Heating & Cooling
    “It offers preventive HVAC maintenance plans with priority scheduling for Manchester customers.”

Considered and passed

  • Passed
    Manchester HVACR Service
    “It lists maintenance service but the site does not show an online furnace-booking option.”

Question 6 of 6

“Which heating company in Manchester, NH has upfront pricing, so I know the cost before they come?”

Picked

  1. First
    GSMS Air•Heating•Plumbing
    “It publishes furnace service and installation price ranges and says it confirms exact prices in writing before work begins.”
  2. #2
    A.J. LeBlanc Heating
    “It explains repair costs before work and discloses after-hours rates before dispatch.”

Considered and passed

  • Passed
    Brookside Heating & Cooling
    “Its site describes services and maintenance plans but does not show comparable furnace repair or installation prices.”
  • Passed
    W.L. Brady Corp
    “It mentions a fixed-cost preventive maintenance program but does not provide prices for furnace repair or installation.”

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