Director Wesley R. Segawa

Appointed in December 2024 as Director of the County of Hawai‘i Department of Environmental Management. Oversees the Wastewater Division (which operates county wastewater treatment plants) and the Solid Waste Division (which operates the transfer stations, the West Hawaiʻi Sanitary Landfill, and covers composting, greenwaste, and recycling initiatives).

Wesley Segawa holds a Master’s Degree in Business Administration and a Bachelor’s Degree in Civil Engineering from the University of Hawai‘i at Manoa and has decades of experience in engineering, administration, and project management. He began his professional career as an engineer with Hawaiian Dredging and Construction Company and later established Wesley R. Segawa and Associates, Inc., focusing on public and private engineering and construction management projects.

Deputy Director Craig Kawaguchi

As Acting Deputy Director supports the Director in the management of over 200 employees within the Solid Waste/Waste Water Divisions. Oversight of 21 transfer stations, wastewater for the island of Hawaii, derelict and abandoned vehicle and recycling programs for the County.

Craig Kawaguchi has served as the County’s Recycling Coordinator since 2022 and received the award of County of Hawai‘i Supervisor of the Year in 2024. He previously served as an Executive Assistant under Mayor Billy Kenoi and a Recycling Specialist where he assisted with the start of the HI-5 recycling program on Hawai‘i Island.

Kawaguchi began his new role in December 2024.