About CRNE'S Environmental Control

CRNE'S Environmental Control: Reliable HVAC Solutions Since 1990 Since 1990, CRNE'S Environmental Control has been providing reliable heating and cooling services to homes and businesses in Chicago's northern suburbs. Based in Northbrook, IL, the company is known for its excellent customer service, expertise, and value-driven approach. Customers consistently praise the team's clear communication and attentive listening skills, never feeling patronized or ignored. The company's professionalism and commitment to getting the job done right are also highlighted, with technicians taking the time to thoroughly inspect systems and provide detailed explanations to customers. Whether it's a heating system repair or a full HVAC system replacement, CRNE'S Environmental Control delivers exceptional service. Customers appreciate the team's attention to detail, cleanliness, and willingness to ensure the new system is the perfect fit. The company's technicians, including Tommy B. and Al, the owner, are knowledgeable, hardworking, and dedicated to providing the best possible experience. Overall, CRNE'S Environmental Control is the go-to choice for reliable and value-driven HVAC services in the northern Chicago suburbs. Customers can trust the company's expertise and commitment to excellence, making them a top choice for all their heating and cooling needs.

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Reviews for CRNE'S Environmental Control

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  • Jun 2025

    Our new condo air conditioning on the roof wasn’t working or cooling properly, CRNE’s Environmental Control tech Al was able to diagnose and fix the complex problem. Thank you Al we really appreciate it!
    Milan

  • Aug 2023

    Excellent customer service, expertise and professionalism. Al Crne and his company are the best in the business. I will only use this company for all my environmental needs. I highly recommend them to all.

  • Jan 2023

    UPDATE: We recently moved to a new home and needed a full inspection of the existing system and a plan for ongoing maintenance. The technician, Tommy B., arrived on time and, in a very thorough manner, inspected the whole system, gave us a detailed summary of the good and the not so good, and installed a new thermostat. We made a plan for ongoing maintenance moving forward and were extremely pleased with his professionalism and skill. We look forward to continuing to rely on CRNE for our HVAC needs.We had to replace our entire HVAC system after confirming we had a leak in a 15+year system in our condo. We reached out to a local company that came out quickly but spent...read full review

Hours

Monday: Open 24 hoursTuesday: Open 24 hoursWednesday: Open 24 hoursThursday: Open 24 hoursFriday: Open 24 hoursSaturday: Open 24 hoursSunday: Open 24 hours

Tips

 online estimates  on-site services accepts credit cards