OOS International B.V., a company providing offshore accommodation services, announced that with support from CIMC Capital it has secured a four-plus-four-year charter contract for two semisubmersible crane and accommodation platforms for Petrobras Brazil. OOS International has scheduled the delivery of the two vessels to Petrobras at the start 2014. The OOS Gretha DP3 can accommodate 618 persons on board and sister vessel the OOS Prometheus can accommodate 500 persons on board.