Ustarshah.inc is an HVAC contractor based in Chicago, IL, offering repair, installation, and maintenance services for heating and air conditioning systems. They serve both residential and commercial clients, specializing in a wide range of equipment including ductless mini-split air conditioners, central air conditioning, heat pumps, boilers, rooftop HVAC systems, VRF systems, and chillers. Their certified technicians provide tailored solutions to meet diverse needs, ensuring efficient system performance and longevity. Ustarshah.inc combines advanced technology with local expertise to deliver customized HVAC services throughout Chicago and its suburbs.

JTR Heating & Air Conditioning is an HVAC company serving Chicago, IL, and nearby communities including Bourbonnais, Monee, and Peotone. They provide a range of heating and cooling services such as air conditioning and furnace repair, installation, geothermal heat pump systems, duct cleaning, and HVAC tune-ups. With over 30 years of experience, the company supports both residential and commercial customers. They have been recognized with the Carrier President's Award for their service in consecutive years.

Daikin Applied Service is a commercial HVAC provider based in Chicago, IL, offering a wide range of heating, ventilation, and air conditioning services. They specialize in installation, repair, and maintenance of AC units, furnaces, heat pumps, and indoor air quality systems for various commercial and industrial facilities. Daikin Applied Service uses advanced technology and a proprietary asset management system to help clients manage HVAC equipment efficiently and plan for future capital expenses. Their services support energy-saving solutions and operational cost control, catering to buildings such as high-rises, hotels, data centers, schools, and hospitals.