Home / Organizations / European Society for Medical OncologyassociationEuropean Society for Medical OncologyLugano, Switzerland·founded 1975European oncology society running the ESMO Congress and issuing clinical practice guidelines.Website Membership Add to my planOverviewMembership0Events2Learn & grow0Communities0Opportunities2Resources0Upcoming eventsEuropean Multidisciplinary Oncology Forum 2027Vienna, AustriaMay 12–14, 2027ESMO Congress 2026Copenhagen, DenmarkOct 16–20, 2026