HeatCool Service Co. is an HVAC company based in Chicago that focuses on providing reliable and comprehensive services. They have expertise in both new installations and routine maintenance for heating, ventilation, and air conditioning systems. Customers praise HeatCool for their honest and trustworthy staff, who take the time to explain services and address concerns. Technicians are described as prompt, respectful, and thorough in their work. Scheduling services with HeatCool is noted to be fast and easy, and the service itself is completed in a professional and timely manner. Sam, one of the knowledgeable team members, is recognized for being attentive and communicative. HeatCool is known for their commitment to customer satisfaction, offering solutions to HVAC issues and ensuring clients feel comfortable with their systems. The company's dedication to quality service has earned them positive recommendations and repeat business from satisfied customers. Their professionalism and efficiency, especially during the replacement of AC equipment, have made a lasting impression, with clients appreciating the neat finish of drywall and painting.