Filtration and Separation.com
- UK. Site edited by Loughborough University senior lecturer. Includes detailed discussion of filtration, sedimentation, and types of equipment, with links to supplier database and additional sources of information.
- http://www.filtration-and-separation.com/

Filter Manufacturers Council
- USA. Professional association of North American manufacturers of vehicular and industrial filtration products, dedicated to monitoring regulatory, environmental and technological developments. Environmental and recycling information. Directory of member c
- http://www.filtercouncil.org/

DGMT. German Membrane Society
- Germany. Membership organization for professionals and companies in the German membrane filtration industry, dedicated to the promotion of knowledge transfer, research and scientific publication. Members' directory. List of publications. English and Germa
- http://dgmt.org/

Membrane Technology Group
- The Netherlands. Institute of the University of Twente, focused on fundamental research, product and process development, and education in the area of polymeric and hybrid membrane structures for reverse osmosis and ultra/micro filtration.
- http://www.membrane.nl/

Filtra Guide
- Portal for the filtration and separation industry. Searchable database of products, companies, universities and trade shows. Business news, and publications, technical articles and books. Glossary of industry terms. Links to related sites.
- http://www.filtraguide.com/

The Filtration Society
- UK. Charitable, non-profit organization for individuals, universities, research institutes and companies, established to advance and disseminate knowledge in the design and use of filtration and separation technologies.
- http://www.filtsoc.com/

AFS. American Filtration and Separations Society
- USA. Technical and educational, non-profit organization. Forum for the exchange of information amongst engineers, scientists and technologists in all fields of fluid and particle separation.
- http://www.afssociety.org/