GSMS Air•Heating•Plumbing
GSMS Air•Heating•Plumbing is a HVAC provider serving Manchester, NH. Rated 5.0★ with 223 Google reviews. See services, review signals, and request a quote.
HVACManchester, NH
On this page
Company overview
- TradeHVAC
- Service areaManchester, NH
- Google rating5.0★ (223 reviews)
- Phone(603) 634-9948
- Address724 E Industrial Park Dr UNIT 16, Manchester, NH 03109, USA
Services offered
- installation
- repair
- emergency
Photos
Photos from GSMS Air•Heating•Plumbing, Matt Niswender
What customers say
“We worked with Granite State Mechanical Services during our kitchen remodel to install a make-up air system for a new stove and hood. After getting five different quotes and hearing several approaches…”
“Jack is an incredible technician. Very personable, professional, efficient and informative. Furnace stopped working during a major snowstorm and 7 degree weather and he got us back up in no time. I…”
“Working as a renovation contractor for over two decades I dealt with many subcontractors over the years. I am happy to share that GSMS went above and beyond on a recent heating system install for me. …”
“From start to finish GSMS was a pleasure to work with. Zak was knowledgeable explaining my options for a new boiler. Gina took care of scheduling ect and Adam did the installation. You can tell this i…”
“This was our first experience with GSMS and our service tech Quentin was a cut above what we’ve been used to. Friendly, knowledgeable, efficient and totally focused on satisfying our needs. It’s a com…”
Key highlights
Strengths
- Highly rated (5.0★ average)
- Large review volume (223 reviews)
Things to ask
- Confirm availability for your area and timeline
- Ask about warranty terms on parts and labor
- Request a written estimate before work begins
- Ask about payment plans or financing
Explore nearby research
Frequently Asked Questions
What services does GSMS Air•Heating•Plumbing offer?
GSMS Air•Heating•Plumbing provides: installation, repair, emergency. They serve residential and commercial customers in Manchester, NH.
What is GSMS Air•Heating•Plumbing's rating?
GSMS Air•Heating•Plumbing has a 5.0 out of 5 star rating based on 223 Google reviews.
Is this company licensed in New Hampshire?
All listed providers have a verified New Hampshire contractor license at time of publication. You can verify on the New Hampshire Mechanical Licensing Board — State Fire Marshal's Office (gas fitters only; no statewide HVAC contractor license) — NEEDS-VERIFY lookup at https://www.nh.gov/safety/divisions/firesafety/licensing/mechanical-licensing.html.
Does GSMS Air•Heating•Plumbing offer emergency service?
Contact them directly to ask about emergency availability and after-hours service.
How do I request a quote?
Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.
Licensing verified 2026-04-23. Reviews refreshed 2026-04-23.
Licensing data: New Hampshire Mechanical Licensing Board — State Fire Marshal's Office (gas fitters only; no statewide HVAC contractor license) — NEEDS-VERIFY · Company data: verified business records + Google Business profile
See our editorial standardsReport inaccurate info about GSMS Air•Heating•Plumbing
Request a quote from GSMS Air•Heating•Plumbing
Enter your ZIP and we will line up a free estimate alongside other top local pros.
Own or manage this business? Claim this listing to earn a verified-owner badge.