Marconi is a family friendly club located near to Osea Island on the river Blackwater. MSC provides great leisure and competitive sailing at all states of the tide on the River Blackwater in Essex. Our famous East Coast Piers Race is well known throughout the catamaran sailing community and we continue to raise money through the event for The Cirdan Trust. No matter what you sail, whether it''s a windsurfer, dinghy, cruiser or catamaran we will welcome you with open arms to a great sailing and social club. If you are trying to find a sailing club to join then why not come and visit us.