Адмиралтейские верфи
The lead ship of the class, named , was launched in October 2004 and began sea trials in November 2005. The submarine was transferred to the Russian Navy in April 2010. Another two vessels were under construction at the Admiralty Shipyard with plans to launch four to six submarines by 2015. The Russian Navy had set out a requirement for a total of eight St. Petersburg-class submarines.