Which HVAC Contractor Should You Choose in DeKalb, IL?

DeKalb Mechanical specializes in commercial HVAC systems, refrigeration solutions, and custom metal fabrication. We deliver reliable heating, cooling, and ventilation services with a focus on energy efficiency and system longevity. Our team provides emergency repairs, planned maintenance, and tailored installations for businesses of all sizes.

All-Star Heating & Air Conditioning provides expert HVAC, plumbing, and electrical services to residential and commercial clients in Northern Illinois. Established in 1965, we prioritize customer satisfaction through certified technicians, 24/7 emergency availability, and service guarantees. Our community-focused approach ensures tailored solutions for long-term reliability.