L&M Heating & Cooling Services

L&M Heating & Cooling Services has operated in Chicagoland since 1999, establishing nearly three decades of continuous service to homeowners in Glenview and surrounding suburban communities. The contractor holds a 4.9-star rating from 36 verified customer reviews, reflecting sustained excellence in residential heating and cooling solutions. Homeowners can reach the team around the clock at (224) 595-6685 for both scheduled maintenance and urgent service needs.

As a Trane and Armstrong Air dealer, L&M Heating & Cooling Services provides access to two nationally recognized equipment lines with proven reliability records in Chicagoland's variable climate. All technicians hold EPA certification, demonstrating compliance with federal environmental standards for refrigerant handling. The company backs every project with a written 100% Satisfaction Guarantee, differentiating their commitment from competitors who promise quality without documented assurance. Their service catalog encompasses gas furnaces, garage heaters, gas boilers, central air conditioning, electronic air cleaners, whole-home humidifiers, rooftop units, and air handlers for both replacement and new construction applications.

Multiple reviewers specifically credit Marek, the owner, with delivering attentive service across emergency and planned installations. One homeowner described how Marek honored his original price estimate when diagnostics revealed a different issue than initially suspected. Another customer noted Marek resolved a thermostat synchronization problem within an hour of finished installation. A third review highlighted his team's work converting a dated hot water heating system to a modern forced-air setup during a first-floor remodeling project.