The membership of ISHAM comprises individuals from a diverse range of backgrounds, including clinicians, veterinarians, biochemists, molecular biologists, immunologists, botanists, pathologists and laboratory technologists. It’s activities are governed by an elected Council, comprised of President, President-Elect, General Secretary, Treasurer and five Vice Presidents. The Chief Editors of the Society's journals are also council members. The officers of ISHAM are all volunteers who recieve no payment for their services.
Membership fees paid on January 1 - August 31 are booked for the current calender year, payment on September 1 or later will cover current and next calender year.