ISMS publishes a newsletter, Mushrooms International four times a year. It includes:
- News and views from around the world
- A list of forthcoming events
- A bibliography of publications relating to all aspects of cultivated mushrooms which have recently appeared in the scientific press and mushroom grower periodicals
ISMS sponsors major international congress on mushrooms, which are held every 3-5 years. Other seminars, meetings and workshops are endorsed and supported by ISMS working with national committees.
The Society is governed by a council which includes a member appointed by each Corporate Member and six members elected by ballot of the Individual Members. The Council elects the President, Vice-President, Secretary, Treasurer, as well as the past president to be the Executive Committee.