• Calvert County Division of Natural Resources
  • Calvert County Department of Parks and Recreation
  • American Chestnut Land Trust
  • Calvert County Board of Education
  • Calvert Garden Club
  • Calvert Environmental Trust for Youth (CETY)
  • Calvert Marine Museum
  • Chesapeake Bay Gateways and Watertrails Network
  • ChesPax
  • Chestory
  • College of Southern Maryland
  • Cove Point Natural Heritage Trust
  • Jefferson Patterson Park and Museum
  • Maryland Commission on African American History & Culture
  • Maryland Department of Natural Resources
  • Maryland Historical Trust
  • Morgan State University
  • National Environmental Education Foundation
  • Southern Maryland Heritage Areas
  • Sustainable Calvert Network
  • The Nature Conservancy
  • University of Maryland Center for Environmental Sciences,Chesapeake Biological Lab