Websense, Inc. (NASDAQ:WBSN) today closed its acquisition of SurfControl plc, as the scheme of arrangement relating to the recommended offer for SurfControl plc, at a price of 700 pence per share, has now become effective. The final purchase price is approximately £204 million, including deferred compensation and stock option expense.The acquisition represents a major milestone in the execution of Websense's growth strategy to expand its security product portfolio and customer base through both internal development and acquisition.