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Department of Public Works - Staff

 David Yamamoto, P.E.

Director: David Yamamoto, P.E.

David K. Yamamoto, a registered professional Civil Engineer, has over 25 years of experience as an engineer and program management professional. He has served the County of Hawai‘i for over 20 years as a Civil Engineer, and held the positions of Department of Public Works Building Division Chief, Building Projects Manager, and Wastewater Projects Engineer. Mr. Yamamoto also served as an Environmental Engineer with the State of Hawai‘i Department of Health.

Mr. Yamamoto earned an MS degree in Engineering from the University of Hawai‘i at Manoa and has served in the United States Air Force.

DEPUTY DIRECTOR:  Allan G. Simeon, P.E.

Allan G. Simeon, a registered professional Civil Engineer, has more than 26 years of experience as an engineer. Currently serving as DPW Deputy Director, during the past two decades Mr. Simeon has held various positions within the Department of Public Works, including Civil Engineer V, Acting DPW Director, and Director. Prior to joining the Department of Public Works in 1997 he worked for a local company in Hilo.

In addition to graduating from Ilocos Norte College of Arts and Trades in the Philippines, Mr. Simeon earned a Bachelor’s degree in Civil Engineering from the University of Hawai‘i at Mānoa and has served in the Hawai‘i National Guard.