Your Trusted HVAC Experts in Granite City, IL: Justus Heating & Cooling

When your home or business in Granite City gets too hot or too cold, you need a reliable team you can count on. Justus Heating & Cooling has been that trusted partner for over 17 years. They provide full HVAC installation, repair, and maintenance to keep families comfortable through the humid Illinois summers and the frosty winters. The company operates 24/7 for emergencies, showing they’re always there when you need them most. Their technicians handle both residential and commercial projects, from single-family homes in Edwardsville to larger buildings in Belleville.

Business Overview

Justus Heating & Cooling is a full-service HVAC provider based right in Granite City, IL. They focus on making sure your heating and cooling systems work perfectly year-round. Because the weather around the Mississippi River can swing from steamy to freezing, having a system you can rely on is crucial. The team understands the local housing styles, from older homes in Alton to newer developments in O'Fallon. They offer round-the-clock emergency service, so if your furnace quits on a cold night in Godfrey, help is just a phone call away.

Key Services

The core services from Justus Heating & Cooling cover everything most homeowners and business owners need:

• HVAC Installation & Replacement: Putting in new central air systems, furnaces, heat pumps, or boilers. They are an authorized Comfortmaker dealer, offering trusted brand options.
• HVAC System Repair: Fixing problems with any make or model of heating or cooling equipment quickly.
• Maintenance & Indoor Air Quality: Regular check-ups, duct cleaning, and adding humidifiers or electronic air cleaners to improve your home’s air.
• Custom Sheet Metal Work: Fabricating ducts and fittings for unique spaces, common in many local older buildings.
• Commercial Services: Installing and servicing coolers, freezers, and commercial duct systems for businesses across the Metro East area.

Areas Served

Justus Heating & Cooling proudly serves a wide part of the Metro East region. This includes Granite City, IL, Troy, Belleville, O'Fallon, East Saint Louis, Alton, Edwardsville, Collinsville, Godfrey, Fairview Heights, and many more communities. Their technicians know the neighborhoods, from the streets of Cahokia Heights to the homes in Maryville. This local knowledge helps them work efficiently in different types of houses and commercial buildings throughout the area.

Company History

The company started over 17 years ago with a simple goal: provide honest, skilled HVAC service to the Granite City community. It has grown steadily by focusing on quality work and customer satisfaction. A key part of their story is becoming an authorized Comfortmaker dealer, which gives customers access to reliable, efficient equipment. They’ve expanded their service list over time to include custom metal fabrication and commercial refrigeration, meeting the evolving needs of the region.

Leadership

Doug Justus leads the company with deep hands-on experience in the HVAC trade. He is a local figure who understands what it takes to keep systems running in the specific climate of southwestern Illinois. His approach is straightforward: provide fast, professional service that comes with a guarantee. Being locally owned and operated means decisions are made right here, with the community’s best interest in mind.

Specialties & Highlights

Several features help Justus Heating & Cooling stand out in the Granite City, IL market:

• Authorized Comfortmaker Dealer: Offers access to a specific line of trusted heating and cooling products.
• 24/7 Emergency Service: True round-the-clock availability for urgent repairs.
• All Makes & Models Serviced: They can repair any brand, not just the ones they sell.
• Custom Fabrication: In-house sheet metal work for ducts and fittings, a valuable skill for older or unique local homes.
• Commercial Expertise: Experience with coolers, freezers, and large-scale duct cleaning for businesses.

Why Locals Choose Justus Heating & Cooling

Residents and business owners in Granite City and the surrounding towns return to Justus Heating & Cooling for a few clear reasons. Their 17-year history shows stability and commitment to the area. The combination of 24/7 emergency response, work on all equipment brands, and specialized skills like metal fabrication provides a complete service package. People appreciate dealing with a locally owned company where the owner is involved and the technicians know the neighborhoods. For dependable heating and cooling service from a team that understands Illinois weather, many in the Metro East call Justus Heating & Cooling in Granite City, IL.