Boiler Repair, AC Service, AC Repair, Boiler Service & AC Installation in Evanston, IL

More often than not, the weather in Evanston, IL presents a challenge. One thing is always certain. Guardian Heating & Cooling Service takes the very best care of your comfort. Specializing in every aspect of temperature control and air quality, we champion energy efficiency, cost savings, reliability, and sustainability. Give us a call at 312-818-2840, explain your needs, and we’ll handle the rest to your total satisfaction.

Top Quality Heating & Cooling Services

Are you looking for residential or commercial HVAC system installation? Guardian Heating & Cooling Service specializes in quality and innovation. We are a Carrier Factory Authorized Dealer. Our techs are NATE-certified, strenuously trained, and current in cutting-edge heating, cooling, and IAQ technology. We cater to every demand with exceptional results and ensure affordability through convenient financing.

For all your HVAC repairs & installations in Chicago, IL and surrounding areas, call the Guardian Heating & Cooling Service team!

If you’re considering the many, many, many benefits of preventative upkeep, we highly recommend our Shield of Protection Maintenance Plan (SPP) for best care of all makes and models of equipment. Enjoy priority service, 30% discount on equipment repairs, and no signup or cancellation fees. For concerns, don’t wait to schedule repairs with us and restore peak performance. Guardian Heating & Cooling Service is known for our prompt, professional, and effective service across Chicago, Northbrook, Lincoln Park, Skokie, Glenview, Highland Park, Wilmette, Niles, Morton Grove, Glencoe, and Winnetka, IL.

HVAC Service in Evanston, IL | Boiler Repair


AC Service
AC Repair
AC Installation
AC Replacement
AC Maintenance
Heating Installation
Furnace Repair
Oil To Gas

Serving Chicago, IL and surrounding areas

Serving Northbrook, IL and surrounding areas

AC ServiceAir Conditioner RepairAir Conditioning MaintenanceBoiler ServiceAC Repair ∴ Evanston, 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!