| State of Hawaiʻi Commission on Water Resource Management
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| State of Hawai'i Department of Defense
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| State of Hawai‘i | Department of Land and Natural Resources | Office of Conservation and Coastal Lands
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| State of Hawai'i Department of Land and Natural Resources
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| State of Hawaiʻi | Division of Aquatic Resources
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| State of Hawai'i | Office of Planning
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| State of Hawai'i | Office of Planning | State Coastal Zone Management Program
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| State of North Carolina | Department of Transportation
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| NC State University Department of Biological & Agricultural Engineering
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| State University of New York at Binghamton
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| State University of New York | College of Environmental Science and Forestry
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| Stebbins
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| Stevens Institute of Technology
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| Stillaguamish Tribe
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| Stockholm Environment Institute
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| StormSmart Coasts
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| Strategic Environmental Research and Development Program
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| Stratiscope
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| Stratus Consulting
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| Superior Watershed Partnership & Land Trust
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| Suquamish Tribe
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| Surfrider Foundation
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| Susanne Moser Research and Consulting
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| Sustainable Cleveland
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| Sustainable Homer
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