Family-owned since 1971, Complete Temperature Systems has the highest standards when it comes to providing HVAC services to the Chicagoland area. Though our commitment to our customers has not changed, our HVAC knowledge is state-of the art.

Compressors Unlimited has been supplying new and remanufactured commercial compressors since 1985. But their highly-trained and qualified professionals have over 135 years of combined experience in the technical and practical field of commercial compressor remanufacturing. Currently, they remanufacture different compressor makes and models for both small- and large-scale commercial air conditioning and refrigeration applications.

Compu-Aire manufactures many models of specialty air conditioners for critical electronic systems including computer rooms and other sensitive applications.

ComStar International Inc. is the world's most comprehensive manufacturer of environmentally safe, industrial strength chemical products. They deal with refrigeration and air conditioning R22 Replacement Refrigerants coil cleaners, conditioners and maintenance chemical products, heating and plumbing chemical products, water treatment and odor control.

Concept Technology provides electronic controls for vacuum, superheat, and subcooling measurement. They also provide custom electronic design and manufacturing of all types of electronic products and associated machined parts.

Concord provides residential heating and air conditioning products, packaged units and splits systems under 5 tons. They produce long-lasting, affordable heating and cooling products in a state-of-the-art facility located in South Carolina. They use only proven materials for every furnace, air conditioner, heat pump and air handler they build.

Condair is the global leader in humidification, dehumidification and evaporative cooling. Supported by science, they engineer individual, holistic solutions that customers can trust through the entire lifecycle. With optimal humidity, we increase productivity and create healthier built environments.

Condenser & Chiller Services provides complete shell and tube heat exchanger support. They have been performing quality heat exchanger repairs, coatings, and non-destructive eddy current analysis since 1985. Condenser & Chiller Services is also an authorized distributor of cleaning & repair tooling for the leading manufacturers of HVAC&R equipment.

Condenser and Chiller Services offers in field eddy current inspection, remote video inspection, protective epoxy coatings and complete retubing service with tubes in stock.

Connelly Plumbing and Heating INC. has experienced technicians on-call to sort out their customers' plumbing problems. They do everything from routine maintenance to burst pipes, from a furnace and or air conditioner maintenance to a full change out.

Consolidated Edison Company of New York, Inc. operates as one of the world’s largest energy delivery systems provider. Founded in 1823 as the New York Gas Light company, the company's electric, gas, and steam service now provides energy for the 10 million people who live in New York City and Westchester County.

Consolidated Hunter is well-established in commercial and residential heating, ventilation, air conditioning and plumbing services. They have implemented systems for commercial/industrial/agricultural clients including rooftop heating, ventilation and air conditioning units, infrared heating, carbon monoxide exhaust, specialized piping, lift stations, boiler systems and much more.

Complete cylinder management reclaim program delivers the industry's most comprehensive and profitable reclaim services. Onsite exchanges, high quality standards for field use recovery cylinders, effortless compliance through state-of-the-art Reclaim Data Management.

Continental Fan was established in 1986 to manufacture and distribute quality ventilation equipment. The company's objectives then were simple, to provide superior products, dependable service, competitive pricing, and knowledgeable staff to satisfy the customers. They remain unchanged today.

Continental Industries offers manufacturing services for grilles, registers, diffusers, venting system components. They also manufacture air distribution and air jet venting systems.

CTI is able to offer state-of-the-art HVAC equipment paired with our advanced controls and automation. Control Technologies has an unparalleled combination of skills, experience, expertise, and resources to provide our 2,000+ clients with custom services and building solutions to effectively integrate and manage facilities with Connected Building Solutions, HVAC Mechanical and Controls Services, and Systems Integration Solutions.

Supplier of gas, steam or electric reactivated desiccant dehumidifiers for humidity control. Systems include outdoor air ventilation coupled with heating and cooling if required.

Convergint Technologies is a North American service-based organization that designs, installs, and services building systems including electronic security, fire alarm & life safety, and building automation systems. They provide a wide range of product solutions in each business area and are committed to being the industry's best service provider.

Cool Air Products is a US-based producer of HVAC solutions with problem-solving products that are cost effective and efficient. The company’s revolutionary brands, with patented technology, such as SmartSeal, SmartShot, Combat P-Trap, and Sigma Cap, are part of its product lineup. These include products for AC leak prevention and repair, additives, condensate management, capacitors, and specialty chemicals.

Cool Air USA is a company dedicated to providing the best air conditioning repair, air conditioning installation, and indoor air quality services in South Florida since 2008.

A cool front is a mass of cool air replacing warmer air, which often brings better visibility, less precipitation, clearer skies, and fluffy clouds. In other words, pleasant weather. Coolfront is here to provide relief from the heat of running one's service business.

Cooney Technologies focuses on proving high-quality HVAC solutions through innovative technologies, industry expertise, and superior support.

Cooper-Atkins is a manufacturer of quality temperature, time and humidity instruments as well as extensive wireless monitoring solutions. Cooper-Atkins develops innovative monitoring solutions for the foodservice, industrial HVAC and healthcare markets both across the country and around the globe

With more than 20 years of experience in air conditioning and ventilation, Cooper&Hunter has grown into an HVAC market player. Cooper&Hunter has developed into a well-known brand with rapid growth in export sales volume, adding new markets every year.

CoorsTek is a leading supplier of engineered technical ceramics for household durables and other applications. CoorsTek hot surface igniters for gas ranges, dryers, and HVAC systems are available in 12V, 24V, 120V, and 240V. Contact CoorsTek to learn more about their ceramic capabilities for appliances and other household products today.

Corning Incorporated (Corning Inc.) s one of the innovators in materials science, with a 167-year track record of life-changing inventions. Corning applies its unparalleled expertise in glass science, ceramics science, and optical physics along with its deep manufacturing and engineering capabilities to develop category-defining products that transform industries and enhance people's lives.

At Countryside Heating and Cooling Solutions, they are dedicated to providing top-quality HVAC services to their valued customers in the Minneapolis-Saint Paul metropolitan area.

Cozy is a manufacturer of direct gas heating equipment known for its commitment to product quality. Designed to withstand the test of time, Cozy heaters are engineered for long-term comfort and dependability. Cozy Heaters use the highest quality components and are constructed by expert American craftsmen, we take pride in each and every product we produce.

CPR Industries - Air Compressor Parts & Repair division operation encompasses all aspects of air compressor systems. Including complete new units along with all accessories. With the various distributorships the company can offer a wide range of products and service.

CPS Products, Inc. serves multiple industries with application-built, industry-specific innovations and advancements in technologies and products. The CPS product development team consists of engineers across all fields: electrical, mechanical, software and chemical and even HVAC/R. In addition, CPS invests heavily in industrial design so new product solutions reach state-of-the-art in aesthetics and ease-of-use.