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  1. Home
  2. Schaumburg, IL
  3. On The Mark Heating and Air

On The Mark Heating and Air

On The Mark Heating and Air is a HVAC provider serving Schaumburg, IL. Rated 5.0★ with 966 Google reviews. See services, review signals, and request a quote.

5.0★ (966 reviews)HVACSchaumburg, IL
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 areaSchaumburg, IL
  • Google rating5.0★ (966 reviews)
  • Phone(847) 558-6304
  • Address2200 Stonington Ave Suite 110, Hoffman Estates, IL 60169, USA

Photos

  • On The Mark Heating and Air photo 1
  • On The Mark Heating and Air photo 2
  • On The Mark Heating and Air photo 3
  • On The Mark Heating and Air photo 4
  • On The Mark Heating and Air photo 5

Photos from On The Mark Heating and Air, J.E.

What customers say

★★★★★

“Cesar did an outstanding job with our HVAC service! He was punctual, professional, and very knowledgeable. He took the time to explain the issue clearly and made sure everything was working perfectly …”

— Carlos Castro, a month ago
★★★★★

“On the Mark arrived on time and prepared to examine my HVAC needs. The existing system was 19 years old and not worth repairing. The new system is sized appropriately for my home and the typical clim…”

— knuckles1974, a month ago
★★★★★

“I was searching for a local family owned HVAC company to replace the existing unit in my 1 bedroom Condo. I came across "On The Mark" and saw their numerous 5 star reviews. I decided to give them a ca…”

— Robert Huber, a month ago
★★★★★

“I had a great experience with On The Mark. I had no trouble scheduling an appointment and they even called to move me up when somebody else cancelled. Chris came out and diagnosed my furnace, thoroug…”

— Thomas Davisson, 3 months ago
★★★★★

“Chris was fantastic! He throughly explained what he was looking at and any potential issues that may arise. He took the time to listen to our questions and responded thoughtfully and thoroughly. He pr…”

— Samantha Walker, a month ago

Key highlights

Strengths

  • Highly rated (5.0★ average)
  • Large review volume (966 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

  • Schaumburg, IL HVAC pros
  • Best HVAC in Schaumburg
  • HVAC cost in Schaumburg
  • Best HVAC in Chicago, IL
  • Best HVAC in Aurora, IL
  • Best HVAC in Rockford, IL
  • Best HVAC in Joliet, IL

Frequently Asked Questions

  • What services does On The Mark Heating and Air offer?

    On The Mark Heating and Air provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Schaumburg, IL.

  • What is On The Mark Heating and Air's rating?

    On The Mark Heating and Air has a 5.0 out of 5 star rating based on 966 Google reviews.

  • Is this company licensed in Illinois?

    All listed providers have a verified Illinois contractor license at time of publication. You can verify on the Illinois Department of Financial and Professional Regulation (state business registration) plus municipal HVAC licensing (e.g. City of Chicago Department of Buildings) lookup at https://online-dfpr.micropact.com/Lookup/LicenseLookup.aspx.

  • Does On The Mark Heating and Air 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 2026-04-22. Reviews refreshed 2026-04-22.

Licensing data: Illinois Department of Financial and Professional Regulation (state business registration) plus municipal HVAC licensing (e.g. City of Chicago Department of Buildings) · Company data: verified business records + Google Business profile

See our editorial standards · Report inaccurate info about On The Mark Heating and Air

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