Commercial HVAC Service, Commercial Heating Maintenance, Commercial Air Conditioning Repair, Commercial AC Installation & Commercial Boiler ServiceChicago, IL, Northbrook, IL, Lincoln Park, IL, Skokie, IL, Glenview, IL & Highland Park, IL

Commercial HVAC Repair in Chicago, IL | Commercial HVAC Service Northbrook, IL | Commercial Heating Maintenance Lincoln Park, IL


Family owned and operated, Guardian Heating & Cooling Service provides expert commercial HVAC services throughout Chicago, IL and surrounding areas. We are large enough to handle all of your commercial needs, but small enough to care. While we have the manpower and resources to deliver prompt response and resolve any challenge, we personalize our approach to best serve your goals. We respond to the exact requirements of your facility, developing a strategy and promoting quality equipment to maintain perfect comfort while optimizing safety, energy efficiency, air quality, and the management of day-to-day operations.

Professional Commercial Heating & Cooling Services

Our NATE-certified team is factory trained and highly experienced in all aspects of commercial HVAC, including new design/installation, equipment upgrades, seasonal maintenance, and skilled repair of all makes, models, and styles of commercial HVAC systems. Our in-house sheet metal fabrication shop sets us apart, allowing us to manufacture our own custom ductwork. We are fully licensed, bonded, and insured, and protect our commercial clients with the best maintenance plan on the market. Call us at 312-818-2840 to schedule commercial HVAC services anywhere across Chicago, Northbrook, Lincoln Park, Skokie, Glenview, Highland Park, Wilmette, Niles, Morton Grove, Glencoe, and Winnetka, IL.

Commercial AC Installation ∴ Commercial Heating Maintenance ∴ Morton Grove, IL ∴ Northbrook, IL ∴ Morton Grove, IL ∴ Wilmette, IL

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Serving Chicago, IL and surrounding areas

Serving Northbrook, IL and surrounding areas

Commercial AC InstallationCommercial HVAC ServiceCommercial Boiler ServiceCommercial HVAC RepairCommercial Heating Maintenance ∴ Skokie, IL ∴ Lincoln Park, IL ∴ Chicago, IL

Save today with our special offers

You love getting good deals, so here are some coupons to show our appreciation for considering us for your next heating or cooling installation or repair.

Special Offers
  • Financing Special 0% financing for up to 60 months

    With Approved Credit. On Qualifying Systems only. Call Amber for details. Expires 12-31-24.

  • 30% off

    30% Off any repair with the purchase of a maintenance agreement.*

    773-763-9224


    *Restrictions apply. Cannot be combined with any other offers. Must present coupon at time of service.

    Expires: 12/31/2024

  • Free 2nd Opinion

    773-763-9224


    *Cannot be combined with any other offers. Must present coupon at time of service.

  • Save Thousands w/ Local & Federal Rebates

    Learn More


    *Scheduling restrictions may apply. Limited spaces available. Ground-level residential equipment. Cannot be combined with any other offers. Must present coupon at time of service.

What our clients are saying

Installing the best and servicing the rest!