CAVERTON OFFSHORE SUPPORT GROUP PLC Unaudited Financial Results for the Period Ended March 31, 2018  CAVERTON‘S PROFIT BEFORE TAX CLIMBS BY 34% TO N476.5 MILLION IN THE FIRST QUARTER   LAGOS, NIGERIA –  27 MARCH   2018 – Caverton Offshore Support Group Plc, (COSG), the leading provider of marine, aviation and logistics services to local and international […]