> ACCA, Air Conditioning Contractors of America, brancheorganisatie installatiebedrijven
> IRAH , Australian Institute of Refrigeration, Air-Conditioning and Heating
> AICARR , Associazione Italiana Condizionamento dell'Aria Riscaldamento Refrigerazione
> AMCA, Air Movement & Control Association, fabrikanten van luchttechnische apparatuur
> ANEFRYC , Spaanse brancheorganisatie koudetechniek (site alleen Spaanstalig
> AREA, Europese federatie van brancheorganisaties in de koudetechnische installatie
> ARI, Air-Conditioning and Refrigeration Institute, fabrikantenorganisatie koeltechnische componenten
> ARW , Airconditioning & Refrigeration Wholesalers Association
> Asercom, Asercom is the Association of European Refrigeration Compressor and Controls  Manufacturers
> ASHRAE, American Society of Heating, Refrigerating and Air-Conditioning Engineers
> BVK , Belgische Vereniging voor Koeltechniek
> CRAA, China Refrigeration and Air Conditioning Industry Association (N.B.: alleen Chinees, wel Engelstalige e-mail)
> DKV , Deutschen Kälte- und Klimatechnischen Vereins e.V.
> Eurovent-Cecomaf, Europese producentenorganisatie van Luchtbehandelings- en Koelapparatuur
> Eurovent-Certification, toelichting
> HRAI, Heating, Refrigerating and Air-Conditioning Institute of Canada
> ICARMA, International Council of Air-Conditioning and Refrigeration Manufacturers' Associations
> Institute of Refrigeration, Engelse organisatie vor koudetechniek
> IIR, intergovernmental scientific and technical organisation that promotes refrigeration and its applications
> DANVAK, Danish Society of Heating, Ventilating & Air-Conditioning Engineers
> KYL, Swedish Association of Refrigeration Contractors
> KYS , Swedish Refrigeration Foundation
> MACSW , Mobile Air Conditioning Society Worldwide
> RACCA, Refrigeration & Air Conditioning Contractors Association of Australia Incorporated
> Scanvac is a joint organization in which the national societies of Heating, Ventilating and AirConditioning in which Denmark, Finland, Iceland, Norway and Sweden participate
> Snefcca, Chambre Syndicale Nationale des Entreprises du Froid, d'Equipements de Cuisines Professionnelles et du Conditionnement de l'Air
> SVK , Gesamtschweizerische Vereinigung der Unternehmungen der Kältebranche
> SWEDEVAC , Swedish Society of Heating & Air Conditioning Engineers
> UBF-ACA, Koninklijke Belgische Vereniging voor Koude en Luchtbehandeling
> VDKF , Verband Deutscher Kälte-Klima-fachbetriebe
> VDKL, Verband Deutscher Kühlhäuser und Kühllogistik unternehmen e.V