KITTERY, Maine (June 11, 2025):
Today we celebrate 225 years of excellence at Portsmouth Naval Shipyard!
Since 1800, PNSY has proudly served the Navy and the Nation – delivering unmatched skill, innovation, and dedication in support of the fleet.
This milestone honors generations of talented mechanics, engineers, technicians, and support personnel – as well as the visionary leaders on Seavey Island whose commitment has made Portsmouth Naval Shipyard the gold standard in submarine maintenance, overhaul, and modernization.
Here’s to 225 years of service – and to the bright future ahead!
(U.S. Navy video by Joel Messer/released)