American Society of Heating, Refrigeration and Air Conditioning Engineers, Inc. (ASHRAE)

An international membership organization of engineers who advance the arts and sciences of heating, ventilation, air conditioning and refrigeration.
http://www.ashrae.com

International Association of Food Industry Suppliers (IAFIS)

A global trade association of leading manufacturers and suppliers to the food, dairy, beverage and related sanitary processing industries.
http://www.iafis.org

International Association of Refrigerated Warehouses (IARW)

Organized in 1891 to advance and enhance the safe storage of large quantities of food products, to facilitate efficient and economical distribution of food between manufacturers and retailers and to promote better understanding of the public refrigerated warehouse and logistics industry.
http://www.iarw.org

International Institute of Ammonia Refrigeration (IIAR)

An international organization serving those who use ammonia refrigeration technology through education and advocacy.
http://www.iiar.org

Milwaukee World Trade Association (MWTA)

A membership-driven organization that links companies and individuals with common interests: the expansion of international business, exchange of experiences, and increasing member knowledge and expertise in international sales and services.
http://www.mwta.com

Refrigeration Engineers & Technicians Association (RETA)

The only organization in the country dedicated to the professional development of industrial refrigeration operators and technicians.
http://www.reta.com