Seaspan Corporation is an independent charter owner and manager of containerships. The Company charters primarily pursuant to long-term, fixed-rate time charters with various container liner companies. As of February 28, 2015, the Company operated a fleet of 77 containerships and had contracts for the purchase of an additional 13 newly-built containerships, which have scheduled delivery dates through October 2016. The Company's customers primarily include COSCON, CSCL Asia, HL USA, Hanjin, Hapag-Lloyd, K-Line, MSC, MOL, Norasia, OOCL, Maersk and Yang Ming Marine. The Company's four 4800 TEU vessels are chartered by MSC under bareboat charters, which are contracts for the use of a vessel for a fixed period of time at a specified amount. The Company also provides limited ship management services to Dennis R. Washington's personal vessel owning companies and ship management and construction supervision services to GCI.