Call Us: (847) 999-4100

We are your Commercial & Industrial HVAC Experts

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The Benefits Are Overwhelming

For nearly a century, we’ve provided expert service and installation for all types of heating, air conditioning, ventilation and refrigeration equipment.

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Mechanical Expertise

Heating • Ventilation • Air Conditioning • Refrigeration • Exhaust • Ultra Lows • Piping • Sheet Metal and much more…

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Comprehensive Service Agreement

Minimize unexpected and costly service calls, Keep equipment well maintained and lasting longer.

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Years of HVAC Experience

Our expertise spans all forms of climate control for your building and peace of mind for your business.

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Facilities Engineer, Movie Theater

" Scheduling is a strength. They know our hot buttons. We're a movie theater and need to be up and running for the weekend. "

Facilities Manager, Property Management Company

" We know we get an honest answer from them; they're not trying to up-sell us. "

Facilities Manager, Property Management Company

" They are knowledgeable; everyone is knowledgeable. I read each and every work ticket, and I learn things from reading their work tickets. "

Facilities Coordinator, Sports & Fitness Facility

" The technicians are very knowledgeable. They never have to reach out to someone else to get the job done. "

Facilities Manager, Pharmaceutical Company

" They are responsive to our needs. They quality of their work is a strength. "

Facilities Manager, School District

" If I have a problem, I call my service guy and he's out here as promptly as possible -- sometimes 15-30 minutes. "

Facilities Manager, Durable Goods Manufacturer

" The whole group is exceptional. This happens to be my number one contractor. They've been at this so long, they really have it down pat. "

Facilities Manager, Durable Goods Manufacturer

" They have very good knowledge. They are familiar with our equipment and the situation. The strength would be that it isn't a different person each time. "

Maintenance Supervisor, Metal Wholesaler

" Whenever I need it, they move. They are here very quickly and are always prompt. "

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Your Industrial & Commercial HVAC Experts in Chicagoland

At General Mechanical, we are specialists in quality commercial and industrial HVAC services, providing comfort and productivity in the Chicago area for decades. We offer competitive pricing on HVAC system design and equipment, installations and replacements, and comprehensive service agreements. When you need a reliable mechanical contractor in Illinois, General Mechanical is here to help. Contact us today to learn more about our services or to schedule an appointment.


Industrial and Commercial HVAC Services

We are a full-service mechanical contractor covering all your industrial and commercial HVAC needs. We work with all the systems mentioned in our services list above—including air conditioning, heating, piping, and exhaust systems—providing our Chicagoland customers with top-notch:

  • Mechanical system design
  • Mechanical system construction
  • Mechanical system installation
  • Mechanical system repair
  • Energy efficient upgrades
  • Emergency service (available 24 hours a day)

Maintenance Agreements

Regular maintenance is one of the absolute best things you can do for your building’s mechanical systems. At General Mechanical, we offer preventative maintenance programs to keep your systems running longer, easier, and more efficiently. Our service visits are designed to save you money on your monthly energy bills and minimize downtime so a breakdown doesn’t hurt your business. Contact us to sign up for a maintenance agreement today.

Why Choose General Mechanical As Your Mechanical Contractor in Chicago?

If you are looking for a mechanical contractor in Chicagoland, we are here to help. Industrial and commercial businesses in Illinois have been coming to us for all HVAC needs since 1973. Here are just a few reasons why:

  • We have over 40 years of experience in industrial and commercial HVAC
  • Our technicians are fully experienced and union-certified
  • We provide professional, personalized service that has turned many of our jobs into long-term relationships
  • We offer 24-hour emergency service

Put our years of commercial HVAC experience to work for you. Call 847-999-4100 to speak with an experienced mechanical contractor on our team or contact us online to schedule service in the Chicagoland area.