Istanbul Shipyard launched successfully the Submarine Rescue Mother Ship “Alemdar” on 28 April 2014, for which the Supply Contract signed with SSM (Undersecretariat for Defense Industry) on 28 October 2011 upon the requirement of the Turkish Navy, and the steel cutting ceremony held on 5 April 2012.

As a result of the Tender covering the acquisition of One Submarine Rescue Mother Ship and Two Rescue and Towing Ships, The Defense Industry Executive Committee had awarded Istanbul Shipyard as the winner on 15 June 2010. The contract negotiations between Istanbul Shipyard and SSM had been concluded successfully and the Supply Contract had been signed on 28 October 2011.