All former pupils of William Ellis School, Highgate, London, who were members of the School Combined Cadet Force and/or subsequently served in the armed or emergency forces of any NATO country are entitled to membership on request at the discretion of the club officers. Guests of members who also served in the cadet or adult armed or emergency services of any NATO country may also be permitted to attend functions. The club officers may, from time to time, award honorary membership to suitable applicants at their sole discretion

Membership is free but functions are run on a break even basis.

Prospective members should contact the club via the Contact tab on the website stating how they meet the membership criteria.