- Chamber of Commerce and Industry
- Russian Chemists Union
- Russian Union of Industrialists and Entrepreneurs
- World Chlorine Council
- Federation of the European chlor-alkali industry (Euro Chlor)
- Chlorine Chemistry Division at American Chemistry Council
- US Chlorine Institute (CI), a technical association of the American Chlor-Alkali Industry
- Canadian Chlorine Chemistry Council (C4)
- Association of the Chlor-Alkali Industry of the Latin America (CLOROSUR)
- Alkali Manufacturers Assotiation of India (AMAI)
- Japan Soda Industry Assotiation (JSIA)
- Korean Chlorine Industry Association (KCIA)
- China Chlor-Alkali Industry Association (CCAIA)
- United Nations Environment Program (UNEP)
- United States Environmental Protection Agency (US EPA)