
REDI serves its clients through custom design of the most appropriate and proven ecological technologies that require low operations & maintenance, enhance the environment, are aesthetically pleasing and turn waste to resources. In doing so, each project is place-based and designed to meet the project's specific goals and needs. REDI's clients are either beginning a new commercial or residential development or planning the retrofit of an already existing one.

Waipa Foundation : Integrated Rural Agricultural Design and Stormwater Management for the Waipa Watershed, Waipa, Kaua'i.
Malama Kaua'i : Integrated Aquaculture Design, Kilauea, Kaua'i
Kapalua Resorts : Natural Systems Technologies for Onsite Wastewater Treatment and Reuse for Selected Kapalua Resort Facilities, Kapalua, Maui
Kapalua Resorts : Integrating Aquaculture on the Golf Course, Kapalua, Maui.
Maui Land and Pineapple : Intregrating Aquaculture with Pineapple Production, Kapalua, Maui.
Maui Land and Pineapple : Secondary Wastewater Treatment using Constructed Wetlands for Hali'imaile Wastewater Treatment Plant, Hali'imaile, Maui
Jacoby Development Inc : Water Resource and Wastewater Management using Constructed Wetlands for Kona Kai Ola Resort and Community, Kona, Hawai'i.
Sri Lanka Executive Retreat : Constructed Wetland Wastewater Treatment

New Moon Foundation : Constructed Wetland Wastewater Treatment System for Welcome Center and Administrative Buildings, Kapaa'u, Hawai'i.
Kanu o ka Aina : Constructed Wetland Wastewater Treatment and Water Reuse for the LEED Gold certified Community Center and School, Waimea, Hawai'i.
Haseko : Constructed Wetland and Restorer Technology for Water Feature #13 at the Ernie Els Golf Course, Ewa Beach, Oahu
Mokauea Island : Composting Toilets and Graywater Design for Island Residents and Visitors.
Maui County Fire Department/Architects Hawaii Ltd : Constructed Wetlands for Onsite Wastewater Treatment and Water Reuse for the Proposed LEED Platinum Haiku Fire Station, Maui, HI.
State of Hawaii Department of Transportation : Ecologically Engineered Treatment for the Hawaiian Fishpond at the Honolulu International Airport

Strategic Solutions Inc : Ecologically Engineered Wastewater Treatment System for Haena State Park, Kaua'i, Haena, Kaua'i.
Ocean Arks Int : Restorer Technology for the 5th Hole Water Feature, Hualalai Development, Kona, Hawai'i.
Ocean Arks Int : Pilot Living Machine Treating Slaughterhouse Wastewater, Ewa Beach, Oahu.
Johnson Controls/21st C Technologies : Honolulu Federal Buildings Water Audit, Honolulu, HI.

Kamehameha Schools/Belt Collins : Constructed Wetland Wastewater Treatment System for Waipa Poi Mill, Waipa, Kaua\'i.
Partners in Development : Watershed Science and Place-Based Education at the Green Machine and Ala Wai Canal Restorers, Honolulu, Oahu.
Malama Aina Foundation : Teachers Education and Curriculum Development for Ecological Design in the classroom, Hawai'i.

Roth Ecological Design International













