Argentina
Association of Air-Conditioning and Refrigeration of Argentina (AAF)

Australia
Australian Institute of Refrigeration Air Conditioning and Heating (AIRAH)

Belgium
Royal Tech Society of Heating, Ventilation & Related Technology Industry (ATIC)

Brazil
Brazilian Assoc of Refrigeration, Air Conditioning, Ventilation & Heating

Canada
Canadian Earth Energy Association (CEEA)
Canadian Gas Research Institute (CGRI)
Heating, Refrigerating and Air Conditioning Institute of Canada (HRAI)

Chile
Cooling & Air Conditionig Technical Division of Chile (DITAR)

Columbia
Colombian Association of Air-Conditioning & Refrigeration (ACAIRE)

Denmark
Danish Society of Heating, Ventilation and Air-Conditioning Engineers (DANVAK)

Europe
REHVA (the European Federation of Heating, Ventilating and Airconditioning Associations)

Finland
Finnish Society of Heating Engineers (LIVI)

France
French Association of Heating & Ventilation Engineers (AICVF)

Germany
German Society of Refrigeration & Air-Conditioning Engineers (DKV)

Hungary
Epitestudomanyi Egyesulet (ETE)

Iceland
The Icelandic Heating, Ventilating & Sanitary Association (ICVAC)

India
Indian Society of Heating, Refrigerating & Air-Conditioning Engineers (ISHRAE)

International
ASHRAE Associate Societies
Air Infiltration and Ventilation Centre (AIVC)
International Building Performance Simulation Association (IBSPA)
International Ground Source Heat Pump Association (IGSHPA)
International Institute of Ammonia Refrigeration (IIAR)
International Gas Union (IGU)
International Institute of Refrigeration (IIR)

Israel
Israel Society of Heating, Refrigeration & Air Conditioning Engineers

Italy
Associazione Italiana Condizionamento dell'Aria Riscaldamento Refrigerazione (AICARR)

Japan
Japanese Society of Refrigeration and Air Conditioning Engineers
Society of Heating, Air-Conditioning and Sanitary Engineers of Japan (SHASEJ)

Korea
Society of Air-Conditioning and Refrigerating Engineers of Korea (SAREK)

Latvia
Latvian Association of Heat, Gas & Water Technology Engineers (AHGWTEL)

Lithuania
Lithuanian Thermotechnical Engineers Society (LITES)

Netherlands
Dutch Association of Refrigeration (NVvK)
Netherlands Technical Association for Heating & Air Treatment (TVVL)

New Zealand
Institute of Refrigeration, Heating and Air Conditioning Engineers of New Zealand (IRHACE)

Norway
Norwegian Society of HVAC Engineers (NORSK VVS)

Philippines
Philippine Society of Ventilating, A/C & Refrigerating Engineers (PSVARE)

Portugal
Associacado Portuguesa Dos Engenheiros De Frio Industrial E Ar Condicionado

Poland
Polish Association of Sanitary Engineers & Technicians

Romania
Romanian General Association for Heating, Refrigeration, Air Conditioning Sanitary and Electrical Engineering

Russia
Association of Engineers for Heating, Ventilation, A/C, Heat Supply & Building Thermal Physics of Russia (ABOK)

Slovenia
Slovenian Society of Refrigerating, Heating & A/C Engineers (SITHOK)

South Africa
South African Institute of Refrigeration & Air Conditioning

Spain (Catalonia)
Catalan Association of Techniques in Energy, A/C & Refrigeration (ACTECIR)

Spain
Spanish Technical Association of Air Conditioning and Refrigeration (ATECYR)

Sweden
Swedish Society of Heating & Air Conditioning Engineers (SWEDEVAC)

Switzerland
Swiss Association of Heating & Ventilating Engineers (SWKI)

Taiwan
Refrigeration and Air Conditioning Association of ROC and ASHRAE Taiwan Chapter

Turkey
Society of HVAC & Sanitary Engineers

Venezuela
Asociacion Nacional Capitulo Tecnico De Asofrio (TECFRIO)

UK
Federation of Environmental Trade Associations (FETA)

Heating and Ventilating Contractors Association (HVCA)
Institute of Refigeration

USA
Air Conditioning Contractors of America (ACCA)
Air-Conditioning & Refrigeration Institute (ARI)
Air Movement and Control Association (AMCA)
American Gas Association (AGA)
Associated Air Balance Council (AABC)
Cooling Tower Institute (CTI)
Gas Research Institute (GRI)
Geothermal Heat Pump Consortium (GHPC)
Institute of Gas Technology (IGT)
Institute of Heating & Air Conditioning Industries (IHACI)
International Ground Source Heat Pump Association (IGSHPA)
Plumbing-Heating-Cooling Contractors Association (PHCC)
Refrigeration Service Engineers Society (RSES)
Sheet Metal Workers' International Association (SMWIA)
Sheet Metal and Air Conditioning Contractors National Association (SMACNA)

Yugoslavia
Yugoslav Society for A/C, Heating & Refrigeration (YUKO KGH)