American Association for the Study of Liver Diseases (AASLD): http://www.aasld.org/Pages/Default.aspx

American Association of Tissue Banks (AATB): http://www.aatb.org/

American Board for Transplant Certification (ABTC): http://www.abtc.net/

American Society of Nephrology: http://www.asn-online.org/

American Society of Transplantation (AST): http://www.a-s-t.org/

American Society of Transplant Surgeons (ASTS): http://www.asts.org/

American Society for Blood and Marrow Transplantation: http://www.asbmt.org/

American Association for Tissue Banks (AATB): http://www.aatb.org/

Asia Pacific Association of Surgical Tissue Banking: http://sunsite.nus.edu.sg/nuhtb/apastb.htm

Association of Organ Procurement Organizations (AOPO): http://www.aopo.org

Australasian Tissue Biotherapeutics Forum: http://www.atbf.org.au/

Belgium Transplantation Society (BTS): http://www.transplant.be/

British Association for Tissue Banking (BATB) : http://www.batb.org.uk/

British Columbia Transplant Society: http://www.transplant.bc.ca/index.asp

Canadian Association of Transplantation: http://www.transplant.ca/

Catalan Transplant Foundation: http://www.fctransplant.org/

Czech transplantation Society: http://www.transplant.cz/index.php?lg=e

European Association Musculo Skeletal Transplantation (EAMST): http://www.orthopaedicseminar.com/european-association-of-musculo-skeletal-transplantation-eamst.aspx 

European Association of Tissue Banks (EATB): http://www.eatb.org

European Dyalisis and Transplantation Association / European Renal Association: http://www.era-edta.org/

European Eye bank Association (EEBA): http://www.europeaneyebanks.org/public/index.cfm?id=3&changeLang=2

European Society for Organ Transplantation: http://www.esot.org/

European Transplant Coordinators Organization: http://www.etco.org/

Eye Bank American Association (EBAA): http://www.restoresight.org/

Indian Society of Organ Transplantation: http://isot.co.in/

International Liver Transplantation Society: http://www.ilts.org/about.cfm

International Pediatric Transplant Association: http://www.iptaonline.org/

International Society for Heart and Lung Transplantation (ISHLT): http://www.ishlt.org/

International Society for Cellular Therapy (ISCT): http://www.celltherapysociety.org/

International Transplant Coordinators Society (ITCS): http://med.kuleuven.be/itcs/Home.html

International Transplant Nurses Society: http://www.itns.org/

Luso Transplante: http://www.chsul.pt/

North American Transplant Coordinators Organization (NATCO): http://natco1.org/

Nord Italia transplant: http://www.nitp.org/

Organ Procurement Transplant Network (OPTN): http://www.optn.org

Spanish Association of Tissue Banks: http://www.aebt.org/

Spanish Society of Dyalisis and Transplant: http://www.sedyt.org

Spanish Society of Liver Transplant (SETH): http://www.sethepatico.org

Spanish Society of Nephrology (SEN): http://www.senefro.org

The European Group for Blood and Marrow Transplantation: http://www.ebmt.org/

The Transplantation Society: http://www.transplantation-soc.org/

The Transplantation Society of Australia and New Zealand (TSANZ): http://www.tsanz.com.au

Thai Association of Tissue Banking: http://www.tatb.org/

Turkish Transplantation Society (TTS): http://www.tond.org.tr/

World Marrow Donor Association: http://www.worldmarrow.org/