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  1. Home
  2. Wheeling, IL
  3. CSL Climate Control Co.

CSL Climate Control Co.

CSL Climate Control Co. is a HVAC provider serving Wheeling, IL. Rated 4.8★ with 120 Google reviews. See services, review signals, and request a quote.

4.8★ (120 reviews)HVACWheeling, 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 areaWheeling, IL
  • Google rating4.8★ (120 reviews)
  • Phone(847) 773-7334
  • Address140 Shepard Ave E, Wheeling, IL 60090, USA

Photos

  • CSL Climate Control Co. photo 1
  • CSL Climate Control Co. photo 2
  • CSL Climate Control Co. photo 3
  • CSL Climate Control Co. photo 4

Photos from BJ Sung, Ryan Schneider, Maggie Lee

What customers say

★★★★★

“CSL Climate Control is the BEST HVAC company we ever used. The techs are knowledgeable and professional. They are always quick to respond. Will recommend them to anyone that needs commercial or reside…”

— K2 Express, Inc., a year ago
★★★★★

“I used CSL Climate Control for my annual furnace cleaning and checkup. The technician was pleasant, courteous and very competent. He thoroughly checked out the furnace and took the time to explain …”

— Patricia Slawniak, a year ago
★★★★★

“Great company. Not only are their prices competitive they are always on time. They service most of my family from the suburbs to downtown Chicago. My son lives in a high-rise downtown and his furnace…”

— Jeffrey Huth, 2 years ago
★★★★★

“Rebecca was extremely helpful in getting a tech out to me at a time when many companies were not taking calls. I appreciated her willingness to help during such a busy time and the technician that cam…”

— Marisol Nunez, 2 years ago
★★★★★

“The Climate Control installers and technician Dominick were knowledgeable and worked with great integrity throughout the entire installation process! Installing a new boiler was very costly and Rebec…”

— Huong Banh, 2 years ago

Key highlights

Strengths

  • Highly rated (4.8★ average)
  • Large review volume (120 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

  • Wheeling, IL HVAC pros
  • Best HVAC in Wheeling
  • HVAC cost in Wheeling
  • 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 CSL Climate Control Co. offer?

    CSL Climate Control Co. provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Wheeling, IL.

  • What is CSL Climate Control Co.'s rating?

    CSL Climate Control Co. has a 4.8 out of 5 star rating based on 120 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 CSL Climate Control Co. 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 CSL Climate Control Co.

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