Wastewater Garden International has received grants and funding from Seacology Foundation, the Sendzimir Foundation, the Mangrove Action Project, World Wildlife Fund, Australiafederal water conservation grants, West Australian Department of Aboriginal Housing, Belgian Development Agency, Algerian Ministries of Water / Department of Health and Environmental Protection (MRE/DAPE), Blue Tech Research, Planetary Coral Reef Foundation (Biosphere Foundation), the Iraqi Ministry of Water Resources, Puerto Rico Department of Natural Resources.