Rich Thorsten Keywords environmental and international development finance public-private water and sanitation partnership water.org international development water sector Read more about Rich Thorsten Rich Thorsten has twenty-five years of experience in non-profit operations, environmental and international development finance and management, advocacy, research, and evaluation. Prior to his current role at Water.org, he spent several years in program and executive positions at resource conservation organizations in the United States and served as a board member for non-profit groups specializing in international development. Rich has worked in advocacy, technical advisory, and research roles with the U.S.