Bosch Thermotechnology is a leading source of high quality water heating and comfort heating systems. In particular, the company offers BOSCH tankless, point-of-use and heat pump electric water heaters, Buderus floor-standing and wall-hung boilers, FHP geothermal systems as well as controls and accessories for every product line.

CALMAC manufactures thermal energy storage for more environmentally friendly, low cost cooling as well as skating floors for ice rinks around the world. The company specializes in ice storage and has a long history of commitment to innovative energy saving solutions including patents for over 200 products.

Cambridge has invested heavily in research and development to offer HTHV (high temperature heating and ventilation) products that significantly save energy and reduce operating costs. Whether in new construction or existing facility retrofits, Cambridge’s designing, manufacturing and testing processes ensure that each HVAC system is certified safe with unsurpassed product quality.

Capital Coil & Air manufactures commercial and industrial OEM replacement and custom HVAC coils, heat exchangers, fan coils & belt drive air handlers. Capital Coil & Air has over a decade of experience in the commercial OEM HVAC replacement & custom design/build industry. Capital Coil & Air has extensive experience working with varied commercial clients that include: engineers, mechanical contractors, government facilities and organizations.

Carrier Corp. is a global residential product innovations and solutions firm. Their inventory includes advanced communicating controls and thermostats, high-efficiency split system air conditioners and heat pumps, ductless split systems, gas and oil furnaces, boilers, fan and evaporator coils, geothermal systems, zoning systems, a complete line of indoor air quality products and small packaged products.

Certified Refrigerant Services Inc. is a full service refrigerant management and logistics company servicing all segments of the refrigerant and HVAC industry. They provide refrigerant sales/used buy back, process and return programs.

Chromalox is a thermal technology company. They engineer thermal solutions for the world's toughest industrial heating applications. Their Heat Trace segment delivers temperature management solutions for piping systems, valves, and tanks.

ClimateMaster researches, develops, manufacturers and markets the most advanced water source and geothermal heat pump systems. They also offer a comprehensive product line with innovative product selection software for residential, commercial and industrial applications.

At Cold Shot Chillers, manufacturing of standard and specialized custom industrial chillers has been their mission since the early 1970’s. High-quality, reliable equipment and company-wide customer service and support separates Cold Shot Chillers from other manufacturers.

Colmac Coil Manufacturing supplies heating and cooling coils to OEM customers and the HVAC industry. They also provide unit coolers; air cooled condensers; blast freezers; hydrocoolers; fluid coolers and heat pipes.

Compass Cold is Arkansas’s coolest new state-of-the-art storage facility, They provide Cold Storage, Poultry, Transportation, Distribution, Logistics, and Trucking.

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.

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.

Crawford Company specializes in heating, air conditioning, plumbing, electrical, laser cutting, machining, welding, fabrication and brewing equipment.

Custom Controls Company is the manufacturer of explosion proof, hazardous location and industrial duty air conditioners, heaters, NFPA 496 building pressurizers, chillers and control panels - since 1960.

Custom Filters Direct is a reputable manufacturer and supplier of high-quality, custom-made filters catering to various industries. With years of experience in the field, they offer a comprehensive service from design to delivery. Based in New York City, Custom Filters Direct serves the entire USA, and they have one of the country’s largest selections of air filters ready for delivery.

A wholly owned subsidiary of Daikin Industries Ltd., delivers engineered advanced HVAC technology for commercial, industrial and institutional customers with knowledgeable application expertise.

Since 1971, Delta Cooling Towers has been the leading manufacturer of High Density Polyethylene (HDPE) cooling towers, air strippers, and water storage tanks. They are seamless, they do not leak or rust, and are impervious to any water treatment solution.

Des Champs Technologies is a research and development driven company and the premier manufacturer and supplier of HVAC Air-Traps, and air to air heat exchangers. Their products are manufactured in the USA.

Desert Aire provides refrigeration-based dehumidifiers and offer their customers indoor air quality (IAQ) solutions that help people live, work and play in healthy and productive environments. As recognized leaders in dehumidification and dedicated outdoor air systems, they apply deep engineering expertise, advanced technology and focused service & support to meet their design goals with solutions that are accurate, durable and efficient.

Durex Industries is the designer and manufacturer of high quality electric industrial heaters, temperature sensors, temperature controls and process systems.

ECR International, Inc. is a manufacturing company in the USA that is part of BDR Thermea, a Dutch heating products group with its global headquarters in Apeldoorn, the Netherlands. ECR provides heating and cooling products under a family of brand names in North America.

Since 2004 EdgeStar has been an industry leader in the specialty appliance field, developing appliances like refrigerator, freezers and ice makers. EdgeStar has since expanded to two additional brands, Koldfront and Avallon, with the goal to build great brands that dominate niche markets by anticipating what customers want and giving it to them in a way that amazes them.

Edwards Coils Corp. is a renowned US-based innovator in the HVAC industry. Their products inventory includes Evaporator coils, condensors, heat exchangers, tube-in-tube, single and vented double wall, finned, in copper, cupronickel, titanium and steel tubing.

EMI offers a comprehensive line of ductless air conditioning systems with equipment for both hydronic as well as refrigerant-based systems. With exceptional performance and operating economy, ductless split systems are the ideal solution for light commercial, institutional & residential applications.

EMI offers a comprehensive line of ductless air conditioning systems with equipment for both hydronic as well as refigerant-based systems. With exceptional performance and operating economy, ductless split systems are the ideal solution for light commercial, institutional & residential applications.

Environmental Air Systems LLC. is an Industrial Grade Mechanical Contractor and Off Site Constructed Equipment Manufacturer that specializes in Mechanical Contracting, Off Site Construction, Custom Air Handling Units, Data Centers, Chiller Plants, Boiler Plants, Prefabrication, Central Utility Plants, and Design Builds.

ESP Company was founded in 1974 by Thomas J. Finnegan, a manufacturer's rep in the Midwest to provide specialty products to the air conditioning, heating, and refrigeration industry.