The Texas Air Conditioning Contractors Association is a non-profit trade association for the heating, ventilation, air conditioning and refrigeration contractors in Texas, USA. These contractors design, install, maintain and service HVAC/R systems, guided by principals of honesty and integrity. TACCA is committed to improving the industry by helping members succeed.

SMACNA members perform work in industrial, commercial, institutional and residential markets. They specialize in heating, ventilating and air conditioning; architectural sheet metal; industrial sheet metal; kitchen equipment; specialty stainless steel work; manufacturing; siding and decking; testing and balancing; service; and energy management and maintenance.

Therma-Stor manufactures a line of residential dehumidifiers, which includes the Santa Fe series of free-standing dehumidifiers and the Ultra Aire by Santa Fe series of whole house ventilating dehumidifiers. Therma-Stor also offers Quest industrial dehumidifiers and the Phoenix line of restoration equipment for dehumidification, air scrubbing, water extraction, and evaporative drying.

Since 1960, Tom's Mechanical, Inc. has been standing apart from competitors by going the extra mile to provide quality service. With an A+ rating from the Better Business Bureau, the company has helped thousands of clients with a wide variety of HVAC services, ranging from the most straightforward to the most complex.

U.S. Climate Alliance states are committed to taking real, impactful, on-the-ground action that urgently addresses the climate challenge. In becoming an Alliance member, member states commit to achieve the Paris Agreement’s goal of keeping temperature increases below 1.5 degrees Celsius globally.

Founded in 2003, Utilita was created to challenge the Big 6 energy suppliers by empowering everyone with a fair and flexible service that’s good for the pocket and planet.

VDMA is an association that represents the common economic, technical and scientific interests of the mechanical engineering industry, especially towards national and international authorities and business circles.

Vigour Unity was founded in 2019. Since then, they have become the leading provider of efficient HVAC solutions in Egypt, using VRF technologies to deliver a wide range of HVAC solutions, including Suppling, Maintenance, Aftersales Services, Studying, Technical Support, and System Selection. Their experienced, committed, and innovative mechanical engineers are specialized in VRF Systems.

Women in HVACR was organized exclusively for educational purposes to further the growth of women in all areas of the HVACR industry, including technical, sales, management and ownership. Women in HVACR holds it's annual conference in conjuntion with Comfortech each year.