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  1. Home
  2. Ofallon, MO
  3. Hoff Heating & AC

Hoff Heating & AC

Hoff Heating & AC is a HVAC provider serving Ofallon, MO. Rated 4.9★ with 1,511 Google reviews. See services, review signals, and request a quote.

4.9★ (1,511 reviews)HVACOfallon, MO
On this page▾
  1. 1.Company overview
  2. 2.Photos
  3. 3.What customers say
  4. 4.Key highlights
  5. 5.Explore nearby research
  6. 6.Frequently asked questions

Company overview

  • TradeHVAC
  • Service areaOfallon, MO
  • Google rating4.9★ (1,511 reviews)
  • Phone(636) 388-7676
  • Address1520 Kemmar Ct, O'Fallon, MO 63366, USA

Photos

  • Hoff Heating & AC photo 1
  • Hoff Heating & AC photo 2
  • Hoff Heating & AC photo 3
  • Hoff Heating & AC photo 4
  • Hoff Heating & AC photo 5

Photos from Hoff Heating & AC, Chris Templeton

What customers say

★★★★★

“Honestly, we were about to go with another company, mainly because of the longer parts and labor warranty. But something just didn’t feel right, especially with their absolutely outlandish loan packag…”

— Chris Templeton, 5 months ago
★★★★★

“We had to replace a hot water heater that was part of our geothermal heating/cooling system. The installer (12 years ago) had hooked it up in a unique way. Kevin had to get some unusual joints and c…”

— Vito Sansone, a month ago
★★★★★

“Semi-annual HVAC equipment inspection as part of a service contract. Blake and his fellow technician both put on footwear covers upon entering my home. They introduced themselves and promptly went t…”

— JAMES CHETTLE, a month ago
★★★★★

“We were having issues with our thermostat and humidifier. They came out the same day, fixed the issue and explained thoroughly. The tech was very professional. We will always use Hoff Heating & AC due…”

— Lynn Schwane, 2 months ago
★★★★★

“Tim was great! He went above and beyond when I asked for an additional item when he was inspecting my furnace. I have been so impressed with Hoff Heating that I had them put a new furnace and air co…”

— Mike Hoffman, 3 months ago

Key highlights

Strengths

  • Highly rated (4.9★ average)
  • Large review volume (1,511 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

  • Ofallon, MO HVAC pros
  • Best HVAC in Ofallon
  • HVAC cost in Ofallon
  • Best HVAC in Kansas City, MO
  • Best HVAC in St. Louis, MO
  • Best HVAC in Springfield, MO
  • Best HVAC in Columbia, MO

Frequently Asked Questions

  • What services does Hoff Heating & AC offer?

    Hoff Heating & AC provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Ofallon, MO.

  • What is Hoff Heating & AC's rating?

    Hoff Heating & AC has a 4.9 out of 5 star rating based on 1,511 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 Hoff Heating & AC 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

See our editorial standards · Report inaccurate info about Hoff Heating & AC

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