250606-N-XW621-1004

NAVSEA Commander, Vice Adm. James Downey (center) presides as Rear Adm. William Greene (left) is relieved as the director for Surface Ship Maintenance, Modernization, and Sustainment (SEA21) by Rear Adm. Andrew Biehn (right) during a change of office ceremony at the Washington Navy Yard's Leutze Park, June 6. SEA 21 is the dedicated life cycle management organization for the Navy's in-service surface ships and is responsible for managing critical modernization, maintenance, training and inactivation programs.

250606-N-XW621-1004.JPG Photo By: Laura Lakeway

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Biehn Assumes Command of NAVSEA Surface Ship Maintenance, Modernization and Sustainment Directorate

WASHINGTON - WASHINGTON (June 6, 2025) - NAVSEA Commander, Vice Adm. James Downey (center) presides as Rear Adm. William Greene (left) is relieved as the director for Surface Ship Maintenance, Modernization, and Sustainment (SEA21) by Rear Adm. Andrew Biehn (right) during a change of office ceremony at the Washington Navy Yard's Leutze Park, June 6. SEA 21 is the dedicated life cycle management organization for the Navy's in-service surface ships and is responsible for managing critical modernization, maintenance, training and inactivation programs. RELEASED.

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