Commercial HVAC Service & Installation

Saint Charles Commercial HVAC Service & Installation

As one of North America’s largest HVAC companies, Golden Seal Service Experts Heating & Air Conditioning in Saint Charles offers your business a century's worth of commercial HVAC service and installation experience, and we exercise it in every job we do, every day. Our expertly trained commercial HVAC technicians are equipped to systematically install, repair and maintain all commercial HVAC systems for your building, including common rooftop commercial HVAC systems up to 25 tons.

Every new commercial HVAC system installation requires its own unique design, installation and service considerations. This is where our innovation and experience, combined with technical expertise, makes Golden Seal Service Experts in Saint Charles the ideal HVAC partner for your existing building, new construction or remodeling project. Our staff will work with you the entire way – from finding the best system for your business to installation and service.


Golden Seal Service Experts offers a variety of flexible financing programs to make your organization’s new HVAC system more affordable. Learn more on our Commercial HVAC Financing page or give us a call at 630-246-2698.


Safety is one of our greatest priorities. Our technicians are NATE-trained, licensed and insured so they can offer the best work you’ll find. But safety doesn’t stop there. We perform to the highest safety standards with:

  • Weekly safety meetings
  • Provided protective equipment
  • Mandatory site risk assessment
  • Required OSHA safety standards
  • Advanced chemical handling practices

If you couldn’t already tell, our technicians truly are the experts. Call 630-246-2698 today to arrange a free consultation for all of your Commercial HVAC Service and Installation needs.

Golden Seal Service Experts Heating & Air Conditioning
1730 Wallace Avenue, Unit B
St. Charles, Illinois 60174

Phone: 630-246-2698
License# 1450