Ronald N. S. Ho founded the company in 1978 and has over 50 years of electrical engineering experience. As chairman, Mr. Ho is responsible for the overall management and fiscal responsibility of the entire engineering and production staff of the firm, including engineering of energy performance projects. His extensive background includes projects involving master planning, design, and services during construction for land development projects, water pumping stations, wastewater facilities, exterior recreational lighting, primary and secondary electrical distribution, commercial and industrial buildings, tenant space improvements, high-rise residential building, and military facilities.
Ronald N.S. Ho, P.E., CEM Chairman/Founder
Sean K. Sugai
President / CEO
Sean Sugai started with the firm in 1988 as an electrical engineer and escalated up the ranks from principal to president. He has over 26 years of electrical engineering experience on various types of projects throughout the State of Hawaii and Guam. As president, Mr. Sugai is responsible for the overall management and fiscal responsibility of the entire firm, including management of the firm’s electrical engineering production, marketing and employee benefits.
Mr. Sugai’s project experience includes airport passenger terminals, higher education facilities including laboratory buildings, secondary education buildings, repair and construction of naval wharves, recreation centers, office buildings, retail establishments, private residences, subdivision utility infrastructure distribution systems, roadway lighting, and primary electrical distribution systems. Several of these projects have included sustainable design and have been submitted for LEED certification.
Sean K. Sugai, P.E. President / CEO
Steven H. Sakai
Steven Sakai has been with the firm for 37 years and has more than 38 years of electrical engineering experience. Mr. Sakai’s responsibilities includes project management, supervision of engineering personnel, design and coordination of various projects include: Master Planning; Modeling; Traffic Signal and Intelligent Transportation Improvements; Electrical Distribution Systems; Subdivisions; Overhead-to-Underground conversion; Military Contract (MILCON), and, Roadway Widening Projects.
Mr. Sakai’s electrical experience include the managing and design/coordination of various projects including: renovation and maintenance of existing buildings, irrigation water pumping stations, residential subdivision infrastructure, commercial subdivision infrastructure, commercial-use and military-use buildings and facilities, multi-family dwellings, computer support facilities, primary electrical distribution systems, parks and sports field lighting design and highway lighting design.
Steven H. Sakai, P.E. Vice President
Dennis I. Toba
Dennis Toba has been with the firm for 23 years and has over 30 years of electrical engineering experience. Mr. Toba’s responsibilities include overseeing project managers and engineers; being the principal in charge on all their projects; and coordinating, managing and designing his own electrical projects involving: Industrial, Commercial and Retail Facilities; Department of Accounting and General Services; Department of Defense; University of Hawaii at Manoa; UH Community Colleges; Department of Education; Department of Transportation – Airports Division; Department of Agriculture; Department of Land and Natural Resources.
Mr. Toba’s electrical design experience includes primary, secondary, and telecommunication site distributions; interior and exterior lighting systems; day lighting and automated dimming systems; building interior power and telecommunication distribution systems; Airport (Buildings and Runways) projects; LEED projects; photovoltaic and wind turbine systems; and telemetry and SCADA systems for projects in Hawaii, Guam, and Kwajalein.
Dennis I. Toba, P.E., LEED AP Vice President
Billy J. Ornellas, P.E.
Billy Ornellas has been with the firm for 21 years. As a Principal, Mr. Ornellas’s responsibilities include overseeing engineers; coordinating, managing and designing electrical projects for: State of Hawaii Department of Transportation –Highways, Harbors, and Airports Divisions; City and County of Honolulu Department of Design and Construction; Department of Accounting and General Services; University of Hawaii at Manoa; UH Community Colleges; Department of Education; as well as private clients. Mr. Ornellas is responsible for highway widening and bridge repair projects, roadway and site lighting systems, primary and secondary electrical distribution systems, renovation and new designs of commercial office, retail and industrial buildings including lighting and power distribution systems, electrical check metering systems, renewable energy systems, fire alarm systems, access control systems, and security surveillance systems; and airport terminal buildings.
Billy J. Ornellas, P.E. Principal
George D. Takase, P.E.
George Takase has been with the firm for 17 years and has provided project engineering design services for various electrical designs. Mr. Takase’s responsibilities includes overseeing engineers and coordinating, managing and designing his own electrical projects for the State of Hawaii Highways Division; City and County of Honolulu Department of Design and Construction; U.S. Army Corps of Engineers; Department of Hawaiian Home Lands; Department of Education; Castle & Cooke Homes, Hawaii, Inc.; Hawaiian Electric Company, Hawaiian Telcom, Spectrum, Sandwich Isles Communication, and other agencies of the various projects designed. Mr. Takase’s project experience include primary and secondary exterior distribution; exterior lighting for roadways, highways, recreational facilities, parking areas; commercial buildings; residential buildings; institutional buildings; electrical utilities relocations/extensions; traffic signal, camera and variable messaging sign installation; and generator installation.
George D. Takase, P.E. Associate Principal
Jenson J. Santos, P.E.
Jenson Santos has been with the firm for 13 years and has over 15 years of experience. Mr. Santos’ responsibilities include overseeing other electrical engineers and designers, managing and designing his own electrical projects while coordinating with other disciplines involving electrical designs of government, residential, commercial, and industrial projects throughout the State of Hawaii, Pohnpei, Kwajalein, and Guam. Mr. Santos performs quality control reviews on other engineer’s designs; performs major property and facility condition assessments; preliminary engineering reports; feasibility studies; scopes new projects; negotiates with clients and prepares fee proposals. Mr. Santos’ electrical experience includes roadway lighting systems; primary, secondary and telecommunication site distribution systems; subdivision utility infrastructure distribution systems; photovoltaic systems; telemetry and SCADA systems; pumping stations; treatment plants; recreation centers; military facilities; industrial and office buildings; retail and commercial complexes.
Jenson S. Santos, P.E. Project Manager
Scott N. Shiraishi, P.E., LEED AP BD+C
Scott Shiraishi has been with the firm for 11 years and has over 16 years of electrical engineering experience. As a Project Manager, Mr. Shiraishi’s responsibilities include overseeing engineers; and coordinating, managing, and designing his own electrical projects for the Hawaiian Electric Company, City & County of Honolulu Department of Design and Construction, State of Hawaii Department of Transportation Highways Division, and State of Hawaii Department of Education. Mr. Shiraishi design experience includes primary, secondary, and telecommunications site distribution; roadway and highway lighting systems; interior and exterior lighting systems; building interior power and telecommunications systems; and emergency generator systems. Additional duties include coordination of work with Hawaiian Electric Company, Hawaiian Telcom, Spectrum (formerly known as Oceanic Time Warner Cable), City & County of Honolulu Department of Design and Construction, and other agencies for various projects designed.
Scott N. Shiraishi, P.E., LEED AP BD+C Project Manager