Air Conditioner Service, Furnace Service, AC Service, Heater Installation & AC Repair in Lincolnwood, IL

Since 1953, Guardian Heating & Cooling Service has provided exceptional heat and air conditioning services to Lincolnwood, IL and its surrounding areas. As a family-owned and operated company, we take great pride in delivering top-notch customer service and ensuring your comfort all year round.

HVAC Services In Lincolnwood, IL

At Guardian Heating & Cooling Service, our team of NATE-certified technicians is dedicated to providing the highest level of expertise and professionalism for every HVAC job we take on. We offer residential and light commercial HVAC services, including repair, installation, maintenance, replacement, and emergency solutions tailored to your specific requirements. We recognize that HVAC emergencies can occur at any time, and that’s why we provide 24/7 emergency services to ensure reliable assistance when you need it the most. Our skilled technicians are always available to respond promptly and efficiently to restore your comfort and peace of mind.

Contact Guardian Heating & Cooling Service For Service You Can Trust

We only work with the most reliable and reputable brands in the industry when it comes to AC installation, including Carrier, Aprilaire, Honeywell, and Unico, to provide you with the highest quality and most energy-efficient cooling systems for your home or business. Our commitment to customer satisfaction goes beyond our services. We aim to establish long-term relationships with our clients, providing transparent pricing, honest advice, and customized solutions. Your comfort and satisfaction are our top priorities. Choose Guardian Heating & Cooling Service for all your HVAC needs in Lincolnwood, IL. Contact us today to schedule an appointment or learn more about our services. Trust us to keep you comfortable all year round. “We are large enough to handle your needs, and small enough to care.”

Services We Offer In Lincolnwood, IL

Heating Installation
Heating Service
Heating Repair
AC Installation
AC Service
AC Repair
Heat Pumps

Serving Chicago, IL and surrounding areas

Serving Northbrook, IL and surrounding areas

HVAC CompanyAC CompanyHVAC ContractorFurnace Company ∴ Lincolnwood, 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!