They provide publications such as: The Puget Sound Maritime Historical Society, was founded in 1948 by Joe D. Williamson, James A. Gibbs Jr., Austen D. Hemion, Thomas E. Sandry, and Robert Leithead.

They also collaborate on public programming oriented toward the PSMHS audience and share storage and exhibit space.

They are currently involved in the planning for new exhibit galleries at the South Lake Union Armory Building, which is being renovated with a presumed opening date in 2012.

The Puget Sound Maritime History Museum is located at Chandler's Cove at South Lake Union.

The PSMHS collection includes more than 2500 objects, such as ship models and other artifacts; more than 70,000 negatives, prints, and slides.