Building and managing a ship or a fleet is complicated business . That is why there are businesses Ocean Shipholdings Inc . ( OSI ) who make it their specialty . The Houston-based company has been a leader in ship management and ship building services since its formation in 1981 , offering a full gamut of ship management solutions from shipbuilding and crew staffing to accounting and purchasing to engineering support and maintenance . With a commitment to quality in all aspects , OSI is committed to its clients ’ safety and success .