Established in 1990, CRNE’S Environmental Control remains one of Chicagoland’s most well-respected heating and cooling companies, serving residential and commercial customers alike. We are committed to providing superior service, whether you need routine maintenance or a complete system overhaul.

Call our Northbrook, IL, office today at (847) 272-3192 to schedule your HVAC services or request a free in-home estimate on the purchase of new equipment.

About CRNE'S Environmental Control

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Heating and Cooling Experts

CRNE’S provides the following services and products throughout Chicago’s northern suburbs, including Buffalo Grove, WheelingLake Forest, and beyond:

Carrier Factory Authorized Dealer

As a factory-authorized Carrier dealer, we also offer a 100 percent guarantee on all new Carrier equipment. Financing also may be available.

What’s in a Name?

Now, we didn’t forget a vowel. CRNE’S shares its name with our founder and owner, Allen Crne (pronounced SIR-knee), who set out to create a different kind of contracting firm.

As a family-owned and -operated business, we are committed to fulfilling an ambitious mission:

To provide the best customer service and highest-quality products while being the most value-driven dealer in the HVAC industry.

We are proud to employ only dedicated, factory-trained technicians who are licensed, bonded, and insured. Our craftsmen take great care to ensure customers get what they need when they need it. From emergency repairs and scheduled service to installation and integration, we’ve got you covered. The owner visits every job site to make sure of that.

CRNE’S also has been recognized as a Patriotic Employer by the Office of the Secretary of Defense for supporting workers who are active in the National Guard and Reserves. 

Interested in joining the team? Check out our current job opportunities

Contact CRNE’S Today

No heat? No cool? No problem. That’s more than a slogan for the team at CRNE’S — it’s a promise. Contact us today at (847) 272-3192 to request service or schedule a free on-site estimate. And don’t forget to check out our specials to increase your savings!