Principals
JOEL YUEN, P.E., LEED AP
Education
1981 B.S. Mechanical Engineering, University of Hawaii
1990 M.S. Mechanical Engineering, University of California, Berkeley
Professional Registration
1985 Mechanical Engineering, Hawaii (5805)
1990 Fire Protection & Mechanical Engineering, Washington (26634)
1994 Mechanical Engineering, CNMI (244)
Professional Affiliations
LEED Accredited Professional
Past President – ASHRAE Hawaii Chapter
Memberships—National Society of Professional Engineers, Society of Fire Protection Engineers
Professional Experience
Mr. Yuen is in charge of coordinating all of the mechanical, fire protection, and electrical work developed by our office. In addition to Mr. Yuen's mechanical and fire protection engineering design experience, he has expertise in energy surveys, audits, and building automation controls. He also is a LEED Accredited Professional. He served as President of the local Hawaii chapter of ASHRAE and is a member of the Society of Fire Protection Engineers.
BARRY JIM ON, P.E., LEEP AP, CxA
Education
1990 B.S. Mechanical Engineering, University of Colorado
1991 M.S. Mechanical Engineering, University of California, Berkeley
Professional Registration
1994 Mechanical Engineering, California (28932)
1995 Fire Protection, California (1359)
1998 Mechanical Engineering, Hawaii (9546)
2009 Mechanical Engineering, Guam (1418)
Professional Affiliations
LEED Accredited Professional
AABC Certified Commissioning Agent
Memberships – American Society of Heating, Refrigerating and Air-Conditioning Engineers, Society of Fire Protection Engineers, National Fire Protection Association, American Society of Plumbing Engineers, American Society of Mechanical Engineers and American Consulting Engineers Council of Hawaii.
Professional Experience
Mr. Jim On's expertise is in the design of plumbing, POL, air conditioning, and fire protection systems. He has also prepared master plan reports and energy surveys. Mr. Jim On is a member of ASHRAE, the American Society of Military Engineers and the Society of Fire Protection Engineers. He recently served as President for the American Consulting Engineers Council Hawaii chapter.
GARRET MASUDA, P.E., RCDD, LEED AP BD+C
Education
1994 B.S. Electrical Engineering, University of Hawaii
Professional Registration
1999 Electrical Engineering, Hawaii (9756)
2015 Electrical Engineering, CNMI (451)
Professional Affiliations
BICSI Registered Communications Distribution Designer, RCDD
LEED Accredited Professional Building Design + Construction
Professional Experience
Mr. Masuda is the Vice President of InSynergy Engineering, Inc. and is responsible for supervising the electrical engineering staff at InSynergy Engineering, Inc. His 23 years of experience includes the design of electrical and telecommunications systems for both the public and private sectors as well as for the Department of Defense (e.g. Army, Air Force, Navy and Marine Corps) in Hawaii, Guam, Korea, Japan and other locations in the Pacific Basin. He is a LEED Accredited Professional and a BICSI Registered Communications Distribution Designer and is currently serving as a director for the American Consulting Engineers Council Hawaii (ACECH) chapter.
Team Leaders
'Ewa Team
JAY HASHIMOTO, P.E., RCDD/OSP
Education
1989 B.S. Electrical Engineering, University of Hawaii
Professional Registration
1994 Electrical Engineering, Hawaii (8374)
1996 Electrical Engineering, California (15315)
2007 Electrical Engineering, Guam (1334)
Professional Affiliations
BICSI Certified in Telecommunications Distribution Fundamentals, RCDD/OSP
Memberships—International Association of Electrical Engineers
Professional Experience
Mr. Hashimoto’s experience includes the design of electrical systems for commercial, industrial, residential, institutional and mechanical facilities for both private and public sector projects which included medium voltage power, lighting, telephone and data systems. In addition, he has conducted power system studies which include site review, masterplanning, code compliance and future expansions for facilities. Mr. Hashimoto is also a BICSI Registered Communications Distribution Designer and Outside Plant Specialist. Mr. Hashimoto is a member of the International Association of Electrical Inspectors.
ELI COMEAU, P.E., LEED AP BD+C, CEM
Education
2003 B.S. Mechanical Engineering, University of Utah
Professional Registration
2006 Mechanical Engineering, California (33756)
2012 Mechanical Engineering, Hawaii (14833)
Professional Affiliations
LEED Accredited Professional
Memberships—American Society of Heating Refrigerating and Air Conditioning Engineers
Professional Experience
Mr. Comeau has thirteen years of mechanical design experience with InSynergy Engineering, Inc. He has experience with major renovation and design projects for both private and public sectors, including the replacements and upgrade of the chilled water system at the Honolulu International Airport. He is a LEED Accredited Professional, a Certified Energy Manager (CEM) and a member of ASHRAE.
YOON HWANG, P.E., LEED AP
Education
2004 B.S. Mechanical Engineering, Santa Clara University
Professional Registration
2008 Mechanical Engineering, California (34058)
2011 Mechanical Engineering, Hawaii (14297)
2012 Fire Protection Engineering, California (1805)
Professional Affiliations
LEED Accredited Professional
Memberships—American Society of Heating, Refrigerating and Air-Conditioning Engineers
Professional Experience
Mr. Hwang has 13 years of mechanical design experience. He has designed chilled water systems, completed feasibility studies for power plants, and renovation projects for medical and educational facilities. He is a LEED Accredited Professional and a member of the American Society of Heating, Refrigerating and Air Conditioning Engineers.
ROSS TAKAI, P.E.
Education
1995 B.S. Electrical Engineering, University of Hawaii
Professional Registration
1994 Electrical Engineering, Hawaii (8374)
Professional Affiliations
Memberships— Institute of Electrical and Electronics Engineers; International Association of Electrical Inspectors
Professional Experience
Mr. Takai's experience includes the design of electrical systems for commercial, industrial, residential, resort, and institutional for both public and private sector projects. The types of electrical systems that he has designed included power, lighting, fire alarm, telephone and data systems.
Diamond Head Team
DERON JYO, P.E., LEED AP
Education
1911 B.S. Mechanical Engineering, University of Hawaii
Professional Registration
2005 Mechanical Engineering, Hawaii (11797)
Professional Affiliations
LEED Accredited Professional
Memberships—American Society of Heating, Refrigerating, and Air Conditioning Engineers, American Society of Military Engineers
Professional Experience
Deron Jyo has 23 years of mechanical engineering experience and is responsible for supervising a portion of the mechanical engineering staff at InSynergy Engineering, Inc. His experience includes the design of mechanical systems for commercial, residential, institutional, resort, and healthcare facilities for both the private and public sectors. Mr. Jyo also specializes in Department of Defense (DOD) work and has worked on various Army, Air Force, Navy and Marine Corps projects in Hawaii, Guam, Korea, and Saipan, and Japan. He is a member of the American Society of Military Engineers (ASME) and American Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE).
CHRIS KURAMOTO, P.E., RCDD, LEED AP BD+C
Education
2002 B.S. Electrical Engineering, University of Washington
2007 MBA Business Administration, Univesrity of Hawaii
Professional Registration
2007 Electrical Engineering, Hawaii (12564)
2015 Electrical Engineering, CNMI (450)
Professional Affiliations
LEED Accredited Professional
BICSI Registered Communications Distribution Designer, RCDD
Professional Experience
Mr. Kuramoto’s experience includes project management, quality control and the design and preparation of complete electrical construction documents for government, commercial and residential projects. Recent projects included work on primary and secondary electrical distribution systems, lighting, generators and telecommunication systems. Mr. Kuramoto is also a BICSI Registered Communications Distribution Designer and a LEED Accredited Professional.
OWEN CRABTREE, P.E., LEED AP
Education
2002 B.S. Mechanical Engineering, Washington State University
2005 M.S. Mechanical Engineering, Washington State University
Professional Registration
2011 Mechanical Engineering, Hawaii (14306)
Professional Affiliations
LEED Accredited Professional
Memberships—American Society of Heating, Refrigeration and Air Conditioning Engineers
Professional Experience
Owen Crabtree has thirteen years of mechanical engineering design experience. He has been involved in renovation projects of barracks, educational facilities, military complexes, and airports. He has worked on projects located in the state of Hawaii, Japan, Okinawa, Guam, and Wake Island.
SRDJAN NIKOLIC, P.E.
Education
2008 B.S. Electrical Engineering, University of Hawaii
Professional Registration
2011 Electrical Engineering, California (19929)
2013 Electrical Engineering, Hawaii (15437)
Professional Experience
Mr. Nikolic has been with InSynergy Engineering, Inc. for nine years as an electrical engineer. His experience includes the design and preparation of complete electrical construction documents for commercial, government, and residential projects. Recent projects included work on primary and secondary electrical distribution systems, lighting, emergency generators and telecommunication systems.