ESMO is the leading professional organisation for medical oncology. With more than 30,000 members representing oncology professionals from over 168 countries worldwide, ESMO is the society of reference for oncology education and information. 

Founded in 1975, ESMO has European roots with a global reach. Home for all oncology stakeholders, ESMO connects professionals with diverse expertise and experience. Its education and information resources support an integrated multi-professional approach to cancer care, from a medical oncology perspective.

ESMO seeks to erase boundaries in cancer care, whether between countries or specialities, and pursue its mission across oncology, worldwide.