Principals

EducationB.S. Mechanical Engineering, University of Hawaii, 1981M.S. Mechanical Engineering, University of California, Berkeley, 1982Professional Registration1985 Mechanical Engineering, Hawaii (5805)1990   Fire Protection & Mechanical…

Joel Yuen,
P.E., LEED AP

President,
Project Mechanical & Fire Protection Engineer

Leads 'Ewa Team

EducationB.S. Mechanical Engineering, University of Colorado, 1990M.S. Civil Engineering, University of California, Berkeley, 1991Professional Registration1994 Mechanical Engineering, California (M28932)1995 Fire Protection Engineering, Ca…

Barry Jim On,
P.E., LEED AP, CxA

Senior Vice President,
Project Mechanical & Fire Protection Engineer

Leads Diamond Head Team

Professional Registration1999   Electrical Engineering, Hawaii (9576)2015   Electrical Engineering, Commonwealth of the Northern Marianas Islands (451)Professional ExperienceGarret Masuda has 22 years of electrical engineering experience a…

Garret Masuda,
P.E., RCDD, LEED AP BD+C

Vice President,
Project Electrical and
Telecommunications Engineer


Team Leaders

'Ewa Team

Professional Registration1994   Electrical Engineering, Hawaii (8374)1996 Electrical Engineering, Washington (15315)2007   Electrical Engineering, Guam (1334)Professional ExperienceJay Hashimoto has 18 years of experience with InSyner…

Jay Hashimoto,
P.E., RCDD/OSP

Electrical Team Leader, Project Electrical and
TelecommunicationsEngineer

Professional Registration2007Mechanical Engineering, California (33756)2012   Mechanical Engineering, Hawaii (14833)Professional ExperienceEli Comeau has 12 years of mechanical design experience with InSynergy Engineering, Inc. H…
Professional Registration2008   Mechanical Engineering, California (34058)2011   Mechanical Engineering, Hawaii (14297)2012 Fire Protection Engineering, California (1805)Professional ExperienceYoon Hwang has been with InSyne…

Yoon Hwang,
P.E., LEED AP

Mechanical Team Leader, Project
Mechanical & Fire Protection Engineer

Eli Comeau,
P.E., LEED AP BD+C, CEM

Mechanical Team Leader, Project
Mechanical Engineer

Professional Registration2003   Electrical Engineering, Hawaii (10940)Professional ExperienceRoss Takai’s experience includes the design of electrical systems for commercial, industrial, residential, resort, and institutional for both public an…

Ross Takai, P.E.

Project Electrical Engineer, Electrical Team Leader

Diamond head team

Professional Registration2005 Mechanical Engineering, Hawaii (11797)Professional ExperienceDeron Jyo has 22 years of mechanical engineering experience and is responsible for supervising a portion of the mechanical engineering staff at InSynergy Engi…

Deron Jyo,
P.E., LEED AP

Mechanical Team Leader, Project
Mechanical Engineer

Professional Registration2007   Electrical Engineering, Hawaii (12564)Professional ExperienceChris Kuramoto’s experience includes project management, quality control and the design and preparation of complete electrical construction documents f…

Chris Kuramoto,
P.E., RCDD,
LEED AP BD+C

Electrical Team Leader, Project
Electrical and Telecommunications Engineer

Professional Registration2011 Mechanical Engineering, Hawaii (14306)Professional ExperienceOwen Crabtree has nine years of mechanical engineering design experience.  He has been involved in renovation projects of barracks, educational facilitie…

Owen Crabtree, P.E., LEED AP

Mechanical Section Leader

Professional Registration2011    Electrical Engineering, California (19929)2013    Electrical Engineering, Hawaii (15437)Professional ExperienceMr. Nikolic has been with InSynergy Engineering, Inc. for six years as an electrical …

Srdjan Nikolic, P.E.

Electrical Section Leader, Project Electrical Engineer


Honolulu Team

Guam Team