KM Heating and Cooling: Trusted HVAC Experts in DeKalb, IL

KM Heating and Cooling has been the go-to HVAC company for DeKalb, IL, and surrounding areas for more than 30 years. This family-owned business builds trust by offering honest, reliable heating and cooling services. Whether it's a sweltering summer day or a freezing winter night, they provide emergency repairs to keep homes and businesses comfortable.

Their team of skilled technicians handles both residential and commercial projects. They understand the unique needs of local properties, from older homes in DeKalb to modern buildings in the service area.

Key Services for Homeowners and Businesses

KM Heating and Cooling focuses on the services that matter most to their customers. They group their work into a few main areas:

  • Heating and Cooling Systems: This includes installing new HVAC units, replacing old ones, and repairing systems that aren't working right. They help you choose the right system for your space and budget.
  • Maintenance and Tune-ups: Regular check-ups can prevent big problems. They offer maintenance plans to keep systems running smoothly and efficiently.
  • Air Quality and Ductwork: They clean air ducts to remove dust and allergens. They also work on air purification and sheet metal fabrication for duct systems.

These services cover common needs, like a broken furnace in winter or a clogged duct affecting air flow.

Areas Served Across Northern Illinois

KM Heating and Cooling serves a wide region. Their team travels to many towns, including DeKalb, Sycamore, Rochelle, Ottawa, Yorkville, Morris, and Mendota. They know the housing styles and building codes in these communities. This local knowledge helps them work efficiently on everything from historic homes to new constructions.

Company History: A Family Legacy

The business started over three decades ago as a small, family-run operation. It grew by focusing on quality work and customer care. Instead of chasing trends, they invested in training and technology. Today, they remain family-owned, which means decisions are made with the community in mind, not just profits.

Leadership and Community Ties

The owners have deep roots in the area. With years of hands-on experience, they lead by example. They're involved in local events and support community projects. This local presence means they understand the climate challenges, like humid summers and cold winters, that affect HVAC systems in DeKalb, IL.

What Makes KM Heating and Cooling Stand Out

  • Long-Term Experience: Over 30 years in business means they've seen and solved almost every HVAC issue.
  • Family-Owned Values: They treat customers like neighbors, offering straightforward advice and fair pricing.
  • Skilled Craftsmen: Technicians are trained in the latest methods but also have old-school attention to detail.
  • Broad Service Range: From duct cleaning to full system replacements, they handle it all.
  • Local Focus: They use technology suited to the region's homes and weather patterns.

Why Locals Choose KM Heating and Cooling

People in DeKalb, IL, and nearby towns pick KM Heating and Cooling for a few simple reasons. They're reliable—when they say they'll show up, they do. Their work lasts, reducing callbacks. Their long history in the area shows they're here to stay. For heating, cooling, or air quality needs, residents trust this local team to get the job done right.

Their hours are Monday through Friday, 7:00 AM to 4:00 PM, making it easy to schedule service. While closed on weekends, they offer emergency repairs for urgent situations.

Contact Information

KM Heating And Cooling

: 339 Wurlitzer Dr, DeKalb, IL 60115

: (815) 691-1991

: http://www.kmheatingandcooling.com

Business Services

  • Air duct cleaning
  • HVAC installation or replacement
  • HVAC system repair
  • HVAC system maintenance

Business Location & Hours



Mon:7:00 AM - 4:00 PM
Tue:7:00 AM - 4:00 PM
Wed:7:00 AM - 4:00 PM
Thu:7:00 AM - 4:00 PM
Fri:7:00 AM - 4:00 PM
Sat:Closed
Sun:Closed




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