International Support Vessel Owners Association
Becoming a Member
Membership of ISOA is open to the following companies/organisations:
Owners, operators or managers of vessels engaged in marine support duties to the offshore, oil, gas and renewable energy industry.
Regional or national organisations representing owners, operators or managers of vessels engaged in marine support duties to the offshore support vessel industry.
Annual membership fees are based on the number of offshore support vessels operated by the member, according to the following scale (2023 rates):
1 – 20 vessels: £2000
21 – 75 vessels: £4000
76 vessels or more: £6000.
Annual membership fees for associate members are £2000.
Companies which are interested in applying for membership, or would like further details about ISOA should contact the Secretary in the first instance.