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Emergency Commercial HVAC Repair 

Your Business Can’t Afford Downtime – Trust GHC Emergency Repair to Keep You Running

When your HVAC system fails, GHC Mechanical is the company you can rely on for immediate repairs.

We know downtime is costly, which is why we offer same day emergency service and respond to every emergency request within 10 minutes. All services are provided by our local expert technicians and dispatched 24/7 via our GPS-tracked service fleet.

GHC serves businesses of all types, such as the food industry, industrial manufacturing, and property management. By combining vast experience and the latest diagnostic tools, we’ll have your system up and running in no time.

Protect your business. Discover the benefits of GHC’s emergency HVAC service.

For immediate help, call 847-593-0123.

Have an Emergency?

Tell us about your emergency request and we’ll reply within 10 minutes.

Frequently Asked Questions

An emergency includes issues that pose safety risks, cause property damage, or disrupt operations — such as a complete HVAC system failure, burst pipes, gas leaks, or flooding.

Our team is available 24/7 and typically responds to emergency calls in the Chicagoland area within a few hours, depending on location and service demand.

Yes. GHC Mechanical’s service technicians are trained and equipped to handle both HVAC and plumbing emergencies for commercial and industrial properties.

We provide emergency repairs for office buildings, manufacturing plants, schools, hospitals, multi-unit facilities, and other commercial or industrial buildings across the Chicago region.

Yes — we service and repair all major HVAC and plumbing manufacturers, even if we didn’t handle the original installation.

Regular preventive maintenance helps identify and fix small issues before they become major problems. GHC offers customized maintenance programs for commercial systems.

Please share your building’s location, the type of issue (e.g., no heat, leaking pipe), and any immediate safety concerns so our team can dispatch the right technician and tools quickly.

Emergency service rates can vary based on timing and complexity. Our team provides transparent pricing before work begins.

Yes. We have technicians on call 24/7, including nights, weekends, and holidays, to keep your facility running.

We serve the greater Chicagoland area, including Cook, DuPage, Kane, Lake, McHenry and Will counties.

We do not. We primarily serve commercial, industrial, and manufacturing businesses.

Benefits of Emergency HVAC Services from GHC

GHC provides service to Chicagoland commercial and industrial facility and property managers of buildings at least 10k square feet.

  • Same day service

  • 24/7 emergency repair

  • 10-minute response time guarantee

  • Certified local technicians

Why GHC

Join the thousands of satisfied customers who trust GHC’s for reliable service.

Deep Service Expertise

  • All of our union-trained technicians undergo continuous education, staying up-to-date on advanced systems like chillers, hydronics, and VRF technology.
    • Every technician follows a thorough 10-point process and uses the latest digital diagnostic tools, allowing us to quickly collect data and solve issues faster.
  • We successfully completed over 10,000 service calls last year.
  • Our core team of union-trained journeymen and service techs has an average tenure of 7.1 years with us.
GHC Technicians Working on Outside HVAC Unit

“GHC Mechanical is a very reliable HVAC company who has been helping support and oversee the heating and air at our Chicago office buildings for the last 10 years.”

Jon H.


7 years

All journeymen have at least 7 years of experience


10,000 service calls

More than 10k successful service calls in 2023


14-point process

Every tech follows our 14- point process

See Why More Customers Trust GHC

Tell us about your emergency request and we’ll reply within 10 minutes.