Discover Portsmouth/Portsmouth Historical Society

Great Bay Community College

Portsmouth Historic Sites

Governor John Langdon House/Historic New England

Historic New England is the oldest, largest, and most comprehensive regional preservation organization in the country. Experience authentic New England history from the seventeenth century to today.

Star Island Corporation

Great Bay Kids' Co, Inc.

Paul Mitchell The School Portsmouth

Portsmouth Career Technical Center

Children's Museum of New Hampshire

Strawbery Banke Museum

Strawbery Banke Museum, in the heart of historic downtown Portsmouth, New Hampshire, is a 10-acre outdoor history museum dedicated to bringing 300+ years of American history to life.

Ultimate Treasure Hunts, LLC

Customized or plug and play activities and tours for all ages and abilities. We go to you or you can play our downtown treasure hunts.

Richie McFarland Children's Center

Seacoast Waldorf School

University of New Hampshire

Portsmouth Athenaeum

Heinemann Publishing

Granite State College

Sail Portsmouth/Piscataqua Maritime Commission

Teachers of God Foundation

Portsmouth Music and Arts Center (PMAC)

A nonprofit community music and visual arts school serving the greater Seacoast region.

Seacoast Esthetic Dentistry

Seacoast Community School

Arts in Reach

New Hampshire Theatre Project

Learning Skills Academy

Seacoast Science Center

Blue Ocean Society - Marine Conservation

Learn about the marine environment with Blue Ocean Society for Marine Conservation, a Portsmouth-based non-profit organization! Check out our educational programs, group beach cleanups and more.

Great Bay Stewards