Marie W. Ridder

American Farmland Trust promotes social and civic activities. It is a national non-profit organization working with communities and individuals to protect the land and plan for agriculture. The company was founded by David Rockefeller and Peggy McGrath in 1980 and is headquartered in Washington, DC.

The Brookings Institution provides research and policy solutions. The firm's activities are carried out through four research programs: economic studies, foreign policy studies, governance studies, and metropolitan policy. The company was founded in 1916 and is headquartered in Washington, DC.

The National Parks Conservation Association is a nonpartisan organization that has been working to safeguard national parks since 1919. The non-profit company is based in Washington. With over 1.6 million members and supporters, they aim to protect and preserve the most iconic and inspirational places in the country for future generations. The organization believes in engaging the next generation to ensure the protection of national parks, which is why they launched the Next Generation Advisory Council. The CEO of the American company is Theresa Pierno.

The Chesapeake Bay Foundation, Inc. is an independent organization that focuses on restoring and protecting the Chesapeake Bay and its tributary rivers. It was founded in 1967 and is headquartered in Annapolis, MD.