Proactive care for Your HVAC System

Maximize Efficiency and Minimize Costs with GHC’s Preventative Maintenance

Ensure Optimal Performance – and Prevent Problems Before They Occur

Preventative maintenance is the key to keeping your HVAC system running smoothly, efficiently, and cost-effectively. Subpar maintenance can accelerate the aging of your equipment, leading to frequent breakdowns and energy-wasting conditions.

With GHC’s preventive maintenance, you can lower the total cost of your heating, cooling and ventilation operations by maximizing your building’s energy efficiency and extending the equipment’s life cycle.

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Benefits of Preventative Maintenance from GHC

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

  • Lower operating costs by up to 30%

  • Full-coverage & customized maintenance plans available–with parts & labor included

  • Includes a digital maintenance record recap of every service visit

  • Includes a digital maintenance record recap of every service visit

What Makes GHC the Most Dependable in the Business?

  • Expertise you can trust: The current GHC Union Trained Technicians have worked here for over 14 years on average.
  • MSCA Star Qualified: Exceeding stringent testing requirements through Local 597, we are proud to be among the best trained companies in Illinois.
  • Advanced diagnostic tools: Every GHC tech follows our 14-point inspection process and uses the latest diagnostic tools to quickly solve problems.
  • Proven track record: GHC has been an industry leader for over 50 years, over 10,000 successful service calls last year.
  • An industry-leading number of call-backs (0.06% of all service calls were call-backs).
GHC Technicians Working on Outside HVAC Unit

GHC is a top flight industrial HVAC company. I have been using them for years for all my multiple buildings and multi-family commercial projects.

Joe E.


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

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