Brief: Crimson Tide Appoints Jon Clarke As CEO
July 22 (Reuters) - Crimson Tide PLC CTID.L: CRIMSON TIDE PLC - APPOINTMENT OF CHIEF EXECUTIVE OFFICER CRIMSON TIDE PLC - APPOINTS JON CLARKE AS CEO Source text: ID:nRSV9465Ra Further company coverage: CTID.L ((( Reuters.Briefs@thomsonreuters.com );))