| Brazilian Catalysis Society: Research in Brazil and other countries. |
| Catalysis Section of the Royal Dutch Chemical Society: Organisation uniting members from academia and industry who are active in the field of catalysis. Provides a newsletter and information about conferences and membership. |
| Catalysis Society of Japan: Presents information on conferences and seminars, and international symposia. [Japanese/English] |
| Catalysis Society of Metropolitan New York: Local NACS affiliate presents general information about the group, membership, and meeting schedule. |
| European Federation of Catalyst Societies (EFCATS): Federation of societies from 24 European countries. Sit provides information on its biennial EuropaCat conference, links to national catalysis societies, and courses and research on catalysis throughout Europe. |
| International Zeolite Association: Aims to promote the development of zeolite science and technology. News, publication listing, commissions, upcoming and past conferences, structure databases, and links. |
| Organic Reactions Catalysis Society: Group of scientists focusing on catalysis as applied to organic synthesis, whose primary activity is an annual conference. Site includes information about the conference, awards, officers, and membership. |
| The Catalysis Club of Philadelphia: Group of academic and industrial scientists presents its meeting schedule, news, events, and membership information. |
| The North American Catalysis Society (NACS): Promotes the growth and development of the science of catalysis and ancillary scientific disciplines, through meetings, education, and exchange of information. Site includes history of catalysis, meeting and event calendar, and educational information. |
Classical
