The Cruising Association (CA) is Britain's leading membership organisation for cruising sailors. Membership is composed of sailors based in the UK and around the world who cruise inland, inshore and offshore by sail or power. The CA is a limited company run by a Council and a number of committees and groups, and has a Secretariat that runs the business of the Association from its headquarters, CA House, in London's Limehouse Basin. The Association's Patron is Sir Robin Knox-Johnston.