Guardian Heating & Cooling Service: Chicago's Trusted HVAC Partner Since 1953

Guardian Heating & Cooling Service is a family-owned HVAC company serving Chicago, IL and its surrounding communities. For over 70 years, they have provided reliable heating and cooling solutions for homes and businesses. They understand the local climate, from humid summers to freezing winters, and how it affects furnaces, boilers, and air conditioners. Their team is ready for emergencies, with service hours that include Saturday mornings to help when systems fail unexpectedly.

Business Overview

Founded in 1953, Guardian Heating & Cooling Service focuses on both residential and commercial HVAC needs across the Chicago region. Their team includes NATE-certified technicians, which means they have advanced training in system repair and installation. They handle everything from routine maintenance checks to full system replacements, aiming for energy efficiency and lasting performance. As a Carrier Factory Authorized Dealer, they have direct access to quality equipment and parts.

Key Services

Guardian Heating & Cooling Service offers a full range of heating and cooling solutions. Their main services include:

• HVAC installation or replacement for furnaces, central air units, and heat pumps.
• HVAC system repair for all makes and models, including boilers and hot water tanks.
• HVAC system maintenance through tune-ups and maintenance contracts.
• Additional services like sheet metal work, piping, and indoor air quality solutions (humidifiers, air cleaners).

They provide free estimates for new equipment and can work with older Chicago-area homes that have unique ductwork or heating challenges.

Areas Served

Guardian Heating & Cooling Service covers a wide part of the Chicago metropolitan area. Their service area includes Chicago IL, Naperville, Arlington Heights, Evanston, Schaumburg, Oak Park, Skokie, Elmhurst, and dozens of nearby towns like Cicero, Berwyn, and Mount Prospect. They know the housing styles and building codes common in these communities, from historic bungalows to modern commercial buildings. This local knowledge helps them diagnose issues faster and recommend systems that fit the space.

Company History

The company started as a family operation in 1953 and has grown while keeping its focus on customer care. They are fully accredited with the Better Business Bureau and part of the Carrier Comfort 24/7 program. Being a registered Factory Authorized Dealer with Rheem gives them direct support for parts and training. Over the decades, they have built a reputation for consistency, now serving more than 30,000 customers in the region.

Leadership

The current owner worked as a service technician at Guardian for 20 years before purchasing the business. This hands-on background means they understand every job from the ground up. The owner personally reviews customer feedback and uses it to improve company operations. Their approach is rooted in the "Guardian way"—a commitment to dependable work and clear communication. They are active in the local community and value long-term relationships with clients.

Specialties & Highlights

• Factory Authorized Dealer for Carrier and Rheem, ensuring genuine parts and manufacturer training.
• NATE-certified technicians with expertise in both new installations and older system repairs.
• Financing options available to help homeowners manage equipment costs.
• Maintenance contracts designed to extend system life and improve efficiency.
• Emergency service availability with scheduling that works around your routine.

Why Locals Choose Guardian Heating & Cooling Service

Chicago residents and business owners pick Guardian Heating & Cooling Service for their reliability and deep local roots. Their long history in the area means they have seen and fixed countless HVAC issues specific to Illinois weather. They combine technical skill with a straightforward, honest approach. When you need HVAC installation, repair, or maintenance in Chicago, IL, Guardian Heating & Cooling Service delivers the experience and attention that keeps systems running year-round. Their motto, "You can count on us," reflects seven decades of trust from the community.