#1
Westland Heating, Air Conditioning + Plumbing
“Everything was OK.Tech notified me that he was on the way to my address.Texted me.Arrived and performed Fall check.Said he*d see me in the Spring” — Google review
Best Geothermal Heating Contractors in Olmsted Falls, OH
The 9 best-rated geothermal heating contractors in Olmsted Falls, OH average 4.9★ on Google across 11,506 reviews. Portman Mechanical -- For all your Heating and Cooling Needs has the top rating (5.0★), and Sal's Heating & Cooling, Plumbing & Sewer has the most reviews (5,251). Updated October 25, 2026.
9 companies that meet our bar: rated 4.5★ or higher on Google, with a meaningful review history (11,506 reviews combined) and currently operating. Request a call back and the company will phone you directly.
#2
K and K Heating and Cooling
“In my line of work across the Westside, I see a lot of contractors, but Keith at K and K Heating and Cooling is in a league of his own. He recently replaced our furnace in Rocky River, and the entire process was…” — Google review
#3
Martinov Home Solutions, LLC
“My furnace was not catching up to set temp for 1 week. We first had Apollo come out, who diagnosed needing a new thermostat. We replaced the thermostat THREE TIMES!!!! Still wasn't catching up. We then called…” — Google review
#4
LK Heating & Cooling
“LK has always been a reliable, honest and competent company for my HVAC needs. Their technicians are always pleasant and answer any questions i may have.” — Google review
#5
Portman Mechanical -- For all your Heating and Cooling Needs
“It’s nearly impossible nowadays to find good people, let alone trustworthy service professionals. I worked with Mike and he was a great guy. He talked me through my whole problem, fixed the issue and was just a…” — Google review
#6
Sal's Heating & Cooling, Plumbing & Sewer
“Guys came and fixed sink drain issue. Always efficient Great plumbers and know how to fix the problems Shawni and Tim know their stuff” — Google review
#7
Heart of Ohio HVAC, Plumbing and Electric
“On time and reasonable price. Have used them for HVAC n Pluming. HVAC this time for furnace inspection, cleaning and tune up Never an issue.” — Google review
#8
Thermalize HVAC
“JOe was wonderful to work with and very informative. Explained his process and everything went very smoothly for our new furnace and AC install. Would highly recommend his services.” — Google review
#9
Temp Tech Heating and Cooling
“Aaron gave a competitive AC quote, and replaced my old Concord AC with a Heil. The new one has been working great with keeping my home cool and removing moisture from the air.” — Google review
How we pick geothermal heating contractors in Olmsted Falls
We scan Google Maps for geothermal heating contractor listings in and around Olmsted Falls, keep only open businesses whose main category matches the service, and require a Google rating of at least 4.5 from at least 20 reviews. Companies are ordered by a confidence-weighted score that balances rating and review volume. We do not accept payment for placement.
Frequently asked questions
Who is the highest-rated geothermal heating contractor in Olmsted Falls?
Portman Mechanical -- For all your Heating and Cooling Needs has the highest Google rating on our Olmsted Falls list: 5.0 out of 5 from 118 reviews (as of October 25, 2026).
Which geothermal heating contractor in Olmsted Falls has the most reviews?
Sal's Heating & Cooling, Plumbing & Sewer has the most Google reviews among the companies listed here: 5,251, with a 4.7★ average.
How are these geothermal heating contractors chosen?
Only open Olmsted Falls-area businesses whose Google category matches the service, rated at least 4.5★ from at least 20 Google reviews. They are ordered by a confidence-weighted score of rating and review volume. Placement is never paid.