SmartHouse Heating and Cooling
SmartHouse Heating and Cooling is a HVAC provider serving St Louis, MO. Rated 4.9★ with 482 Google reviews. See services, review signals, and request a quote.
HVACSt Louis, MO
On this page
Company overview
- TradeHVAC
- Service areaSt Louis, MO
- Google rating4.9★ (482 reviews)
- Phone(314) 451-5391
- Address6921 Olive Blvd, St. Louis, MO 63130, USA
Photos
Photos from SmartHouse Heating and Cooling
What customers say
“Our midcentury modern house was a quite a beast but SmartHouse helped us every step of the way with an entirely new system. Our home has been so cozy during the storm! The entire crew and was fantasti…”
“Jay came to my home today to fix my furnace and he did an amazing job. He was very knowledgeable and worked extremely hard to get the job done. Was very well mannered and polite and I am very gratefu…”
“I had paper wasps set up a nest right behind the exhaust vent cover for my basement furnace. I called my Pest Control company and had them render the nest and wasps defunct. Then I called my regular H…”
“We used Smarthouse to install a dual-fuel system (new heat pump and 97% efficiency gas furnace) to replace our 30-year old 6 SEER AC and 80% furnace. We probably could have eked out another few years …”
Key highlights
Strengths
- Highly rated (4.9★ average)
- Large review volume (482 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 SmartHouse Heating and Cooling offer?
SmartHouse Heating and Cooling provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in St Louis, MO.
What is SmartHouse Heating and Cooling's rating?
SmartHouse Heating and Cooling has a 4.9 out of 5 star rating based on 482 Google reviews.
Is this company licensed in Missouri?
All listed providers have a verified Missouri contractor license at time of publication. You can verify on the Municipal licensing — no statewide Missouri HVAC license (each city regulates mechanical trades independently) lookup at https://ago.mo.gov/divisions/consumer/.
Does SmartHouse Heating and Cooling 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: Municipal licensing — no statewide Missouri HVAC license (each city regulates mechanical trades independently) · Company data: verified business records + Google Business profile
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