Fukunaga & Associates
Fukunaga & Associates
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    • Home
    • Who We Are
      • About Us
      • Leadership
      • Our Team
      • Our Clients
      • Awards
      • Life at Fukunaga
    • What We Do
    • Projects
      • Award Winning Projects
      • Gallery
      • Current Projects
      • Past Projects
    • FAINews
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  • Home
  • Who We Are
    • About Us
    • Leadership
    • Our Team
    • Our Clients
    • Awards
    • Life at Fukunaga
  • What We Do
  • Projects
    • Award Winning Projects
    • Gallery
    • Current Projects
    • Past Projects
  • FAINews
  • Contact Us

Engineering a Better Tomorrow, Together

We are a team of seasoned professionals committed to delivering exceptional engineering services. From initial planning through construction management, we collaborate closely with our clients to meet their goals and exceed expectation.

about Our team

20

20

20

Engineers, Drafting and Administration

11

20

20

Registered, Professional Engineers

15

15

15

Civil Engineers

9

15

15

Holding Masters in Civil/ Environmental Engineering

Get to know Our team

Andrew L. Amuro, P.E. – Project Manager

Lance B. Fukumoto, P.E. – Project Engineer

Andrew L. Amuro, P.E. – Project Manager

Experience Summary:
Andrew brings extensive experience in civil and environmental engineering, with a strong focus on wastewater treatment and collection systems. His background includes the preparation of preliminary engineering reports, treatment system planning and design, construction submittal reviews, and site inspections. His techn

Experience Summary:
Andrew brings extensive experience in civil and environmental engineering, with a strong focus on wastewater treatment and collection systems. His background includes the preparation of preliminary engineering reports, treatment system planning and design, construction submittal reviews, and site inspections. His technical contributions span hydraulic analysis, mass balance calculations, technology assessments, equipment sizing and selection, site layout, control and instrumentation design, and the preparation of plans and specifications. 


While at Fukunaga & Associates, Inc., Andrew has been involved in a wide range of projects including: 

  • Wastewater collection and treatment system design for Anahola, Kaua'i (Department of Hawaiian Home Lands)
  • Effluent disposal system and injection well testing for the Līhu‘e WWTP and other County of Kaua'i facilities
  • R-1 reuse pumping and storage system for the County of Maui's Kīhei Wastewater Reclamation Facility
  • New force mains and wastewater upgrades at Ford Island and Joint Base Pearl Harbor-Hickam for the U.S. Navy
  • Flow monitoring improvements at the Navy WWTP at Fort Kamehameha to meet NPDES requirements
  • Wastewater and oily waste treatment system upgrades for the U.S. Navy in Guam
  • Potable water system enhancements on Ford Island, including new underwater supply mains under Pearl Harbor
  • Deep well pump design for the County of Maui's Pookela and Īao Wells
  • Water system improvements and storage facilities at Kōke‘e State Park
  • Infrastructure design for ordnance storage at the Naval Magazine Pearl Harbor-West Loch Branch
  • Development of operations and maintenance (O&M) manuals for Honouliuli and Sand Island WWTPs, and 62 wastewater pump stations (City and County of Honolulu)
  • Wastewater facility planning and system improvements for the Ele‘ele and Wailua WWTP tributary areas (County of Kaua'i)
  • Potable water pump improvements at the Navy Waiawa Pump Station
  • Water main replacements at JBPHH


Andrew's comprehensive experience reflects his capability to support complex infrastructure projects across Hawai'i and the Pacific region. 


Education:
Bachelor of Science in Chemical Engineering – University of Michigan, 1987


Registration:
Professional Engineer – Chemical Branch, State of Hawai'i, 1993, Certificate No. 7906


Experience:
2013–Present: Project Manager

1998–2013: Project Engineer
1989–1998: Process Design Engineer, GMP Associates, Inc.


Professional Affiliations:
American Water Works Association
Water Environment Federation
Association for Materials Protection & Performance
National Fire Protection Association

Wei Chen, P.E. – Project Manager

Lance B. Fukumoto, P.E. – Project Engineer

Andrew L. Amuro, P.E. – Project Manager

Experience Summary:

Wei is a Senior Engineer with specialized expertise in hydraulics, sewer system modeling, and GIS applications. He has played a key role in the planning and design of numerous water and wastewater system projects across Hawai'i. 


 While at Fukunaga & Associates, Inc., his notable project experience includes:

  • DHHL O'ahu ce

Experience Summary:

Wei is a Senior Engineer with specialized expertise in hydraulics, sewer system modeling, and GIS applications. He has played a key role in the planning and design of numerous water and wastewater system projects across Hawai'i. 


 While at Fukunaga & Associates, Inc., his notable project experience includes:

  • DHHL O'ahu cesspool assessments
  • Kalihi-Nuuanu Area sewer rehabilitation -improvement
  • Kalihi-Nuuanu Area sewer rehabilitation - rehabilitation
  • Long-Range Sewer Rehabilitation Plan and supplemental programs for the City and County of Honolulu
  • Island-Wide salinity study for the City & County of Honolulu to identify major infiltration sources in the wastewater system
  • Sewer system evaluations for the U.S. Army Corps of Engineers and the Hawai'i Kai Sewer System (privately owned)
  • Maui Wastewater Collection System hydraulic model
  • Kapi'olani Area revised sewer system
  • Kane'ohe Bay Drive Trunk sewer reconstruction
  • Foster Village Sewer rehabilitation and reconstruction
  • Force Main spill contingency plans for the City and County of Honolulu
  • Wastewater Pump Station operation & maintenance manual updates
  • Spill Response Procedures Manual updates for City and County of Honolulu wastewater facilities
  • Dowsett Highlands Relief sewer project
  • Maunawili wastewater pump stations, force mains, and sewer system improvements
  • DHHL O'ahu sewer system improvements in Wai‘anae, Nānākuli, and Waimānalo 


Wei's technical knowledge and experience with complex modeling and infrastructure planning contribute significantly to the firm's wastewater and sewer system engineering capabilities. 


Education:
Bachelor of Science in Civil Engineering – Hohai University, People’s Republic of China, 1982
Master of Science in Civil Engineering – University of Hawai'i, 1991


Registration:
Professional Engineer – Civil Branch, State of Hawai'i, 1994, Certificate No. 8302


Experience:
2018–Present: Project Manager

1991–2017: Project Engineer
1989–1991: Research Assistant, University of Hawaii Water Resource Research Center
1982–1987: Hydraulic Engineer, Design Institute of Guangdong Water Conservation and Electrical Power Engineering, Guanzhou, China


Professional Affiliations:
American Society of Civil Engineers
American Water Works Association
Water Environment Federation

Wynn R. Miyamoto, P.E. – Project Engineer

Lance B. Fukumoto, P.E. – Project Engineer

Lance B. Fukumoto, P.E. – Project Engineer

Experience Summary:
Wynn brings over 20 years of civil engineering experience with a strong focus on the design of water and wastewater collection and treatment systems. His work has included the development of engineering reports and technical memoranda, preparation of construction plans, specifications, and cost estimates, as well as re

Experience Summary:
Wynn brings over 20 years of civil engineering experience with a strong focus on the design of water and wastewater collection and treatment systems. His work has included the development of engineering reports and technical memoranda, preparation of construction plans, specifications, and cost estimates, as well as review of shop drawings and responses to RFIs. He has also coordinated construction-related issues across multiple disciplines to ensure project alignment and successful implementation.

Education:
Bachelor of Science in Civil Engineering – University of California, Irvine, 1996
Master of Science in Civil Engineering – University of California, Davis, 1999


Registration:
Professional Engineer – Civil Branch, State of California, 2000
Professional Engineer – Civil Branch, State of Hawai'i, 2004


Experience:
2004–Present: Project Engineer
1999–2004: Civil Engineer, Carollo Engineers, Santa Ana, CA
1996–1997: Engineering Aide, R.M. Towill Corporation, Honolulu, HI


Professional Affiliations:
Hawai'i Water Environment Association
Water Environment Federation
American Water Works Association

Lance B. Fukumoto, P.E. – Project Engineer

Lance B. Fukumoto, P.E. – Project Engineer

Lance B. Fukumoto, P.E. – Project Engineer

Experience Summary:
Lance has over 20 years of experience in the planning, design, and construction of public infrastructure projects in both Hawai'i and his hometown of Toronto, Canada. His work spans water supply and wastewater systems, roadway improvements, and site development. Project types include water mains, sanitary sewers, pump 

Experience Summary:
Lance has over 20 years of experience in the planning, design, and construction of public infrastructure projects in both Hawai'i and his hometown of Toronto, Canada. His work spans water supply and wastewater systems, roadway improvements, and site development. Project types include water mains, sanitary sewers, pump stations, wastewater treatment facilities, stormwater management systems, and enhancements to parking lots and athletic fields. His responsibilities have encompassed the preparation of Environmental Assessments, master plans, and technical reports, as well as engineering design, construction drawings and specifications, contract administration, construction inspection, and hydraulic modeling and analysis.


Education:
Bachelor of Applied Science in Civil Engineering – University of Toronto, Canada, 1998


Registration:
Professional Engineer – Civil Branch, State of Hawai'i, 2007, Certificate No. 12579
Professional Engineers of Ontario, Canada, 2002-2005


Experience:
2005–Present: Project Engineer
2000–2005: Project Engineer, MacViro Consultants Inc., Toronto, Canada
1999–2000: Geotechnical E.I.T., Construction Control Inc., Toronto, Canada


Professional Affiliations:
Water Environment Federation
Hawai'i Water Environment Association
American Society of Civil Engineers
American Water Works Association

Amanda Waki, P.E. – Project Engineer

Amanda K. Miyahara, P.E. – Project Engineer

Experience Summary:
Amanda has been involved in wastewater, recycled water, water planning, and general civil engineering projects. Her recent wastewater and recycled projects include the West Maui Recycled Water Expansion, Hart Street and Ala Moana force main condition assessments, and Ala Moana Wastewater Pump Station Force Mains #3 and

Experience Summary:
Amanda has been involved in wastewater, recycled water, water planning, and general civil engineering projects. Her recent wastewater and recycled projects include the West Maui Recycled Water Expansion, Hart Street and Ala Moana force main condition assessments, and Ala Moana Wastewater Pump Station Force Mains #3 and #4. Recent water planning work includes the Kaua'i Water Use and Development Plan and waterline replacement studies for NAVFAC Hawai'i. In the civil sector, she has worked on improvements for the Waipahu High School Track and Field Facility and Rainbow Wahine Softball Stadium.


Her responsibilities have included preparing construction plans, specifications, cost estimates, and basis of design reports; performing hydraulic modeling to assess water and recycled water system performance; drafting pump station operation manuals; providing services during construction; and coordinating with subconsultants; and managing projects.

Education:
Bachelor of Science in Civil Engineering – University of Southern California, 2010
Master of Science in Civil Engineering – University of Southern California, 2010


Registration:
Professional Engineer – Civil Branch, State of Hawai'i, 2014, Certificate No. 15987
Professional Engineer – Civil Branch, State of California, 2013, Certificate No. 81390


Experience:
Present: Project Engineer

2011: Civil Engineer
Summer 2008, 2009 & 2010: Intern – Fukunaga & Associates


Professional Affiliations:
American Society of Civil Engineers
Water Environment Federation
American Water Works Association


Certifications:
LEED AP Building Design and Construction, Issued May 2010
Envision Sustainability Professional (ENV SP), Issued November 2019

Amanda K. Miyahara, P.E. – Project Engineer

Amanda K. Miyahara, P.E. – Project Engineer

Experience Summary:

Amanda earned both her Bachelor's and Master's degrees in Civil Engineering from Santa Clara University. She has been actively involved in a variety of wastewater, water, recycled water, and general civil engineering projects. Her recent wastewater work includes the Repair KP-26 WWPS Project for NAVAC. In the water sect

Experience Summary:

Amanda earned both her Bachelor's and Master's degrees in Civil Engineering from Santa Clara University. She has been actively involved in a variety of wastewater, water, recycled water, and general civil engineering projects. Her recent wastewater work includes the Repair KP-26 WWPS Project for NAVAC. In the water sector, her projects include the Pookela Well "B"  Development, and  Kīhei Wastewater Reclamation Facility Effluent Pump Station Renovations for the County of Maui, as well as the Ali'ipoe Drive and Paihi Street Water System Improvements for the Board of Water Supply. Amanda has also contributed to major statewide planning efforts, including the State Water Projects Plan Update and the Kaua'i Water Use and Development Plan. Her project responsibilities have included preparing construction plans, specifications, cost estimates, engineering reports, obtaining permits, and conducting hydraulic modeling. 


Education:
Bachelor of Science in Civil Engineering – Santa Clara University, 2014
Master of Science in Civil Engineering – Santa Clara University, 2015


Registration:
Professional Engineer – Civil Branch, State of Hawai'i, 2018, Certificate No. 18152-C
Professional Engineer – Civil Branch, State of California, 2017, Certificate No. C88400


Experience:
2018–Present: Project Engineer

2015–2018: Civil Engineer
Summer 2012–2014: Intern, Civil Engineering – AECOM


Professional Affiliations:
American Society of Civil Engineers
Hawai'i Water Environment Association
American Water Works Association
Water Environment Federation


Certifications:
LEED Green Associate, Issued March 2014
Envision Sustainability Professional (ENV SP), Issued May 2020

Kacy K. Aoki, P.E. – Project Engineer

Joseph "Joey" C.H. Ching, P.E. – Project Engineer

Experience Summary:

Kacy holds a Bachelor of Science in Civil Engineering and a Bachelor of Arts in Modern Language (Spanish) from Northern Arizona University in Flagstaff. Since joining the firm, she has contributed to a range of water, wastewater, and site development projects. Her recent work includes the Vidinha Stadium Improvements, M

Experience Summary:

Kacy holds a Bachelor of Science in Civil Engineering and a Bachelor of Arts in Modern Language (Spanish) from Northern Arizona University in Flagstaff. Since joining the firm, she has contributed to a range of water, wastewater, and site development projects. Her recent work includes the Vidinha Stadium Improvements, Mililani High School Softball Field Improvements, Kalani High School Track and Field Improvements, and the Kohala High School Gym. Kacy has supported these projects through the preparation of construction plans, cost estimates, engineering reports, and permitting documentation. 


Education:

Bachelor of Science in Civil Engineering – Northern Arizona University, Flagstaff, 2017

Bachelor of Arts in Modern Languages (Spanish Emphasis) – Northern Arizona University, Flagstaff, 2017


Registration:

Professional Engineer - Civil Branch, State of Hawai'i, 2022,  Certificate No. 19768-C


Experience:
2022–Present: Project Engineer

2017–2022 Civil Engineer
Summer 2014–2016: Intern, Civil Engineering – R.M. Towill Corporation


Professional Affiliations:
American Society of Civil Engineers
Hawai'i Water Environment Association


Certifications:
Envision Sustainability Professional (ENV SP), Issued May 2020

Joseph "Joey" C.H. Ching, P.E. – Project Engineer

Joseph "Joey" C.H. Ching, P.E. – Project Engineer

Experience Summary:
Joey is a graduate of the Milwaukee School of Engineering in Wisconsin, where he earned a Bachelor of Science in Civil Engineering. Since joining the firm, he has been involved in various water and wastewater projects, including the HIDOE Sewer and Water Assessment Project, Mānoa Stream Erosion Control at Kahaloa Drive

Experience Summary:
Joey is a graduate of the Milwaukee School of Engineering in Wisconsin, where he earned a Bachelor of Science in Civil Engineering. Since joining the firm, he has been involved in various water and wastewater projects, including the HIDOE Sewer and Water Assessment Project, Mānoa Stream Erosion Control at Kahaloa Drive, Lehua Avenue 24-Inch Waterline Replacement, and the Pearl Harbor Bike Path 36" Waterline Replacement Study. He has also been involved in several Board of Water Supply (BWS) projects, such as Drainage Improvements for Woodlawn and Wilhelmina Rise and the Kalākaua Avenue 16-Inch Main Installation. Joey's responsibilities have included data collection, development of a rating system to access the replacement needs of existing HIDOE water and sewer lines, preparation of cost estimates, hydraulic flow calculations, HECRAS water surface evaluation analyses, and the design of water and wastewater systems using AutoCAD and Civil 3D.

Education:
Bachelor of Science in Civil Engineering – Milwaukee School of Engineering, Wisconsin, 2020


Experience:

2020–Present: Civil Engineer
Summer 2018-–2019: Intern, Civil Engineering – HDOT Highways Division Bridge Design


Professional Affiliations:
Water Environment Federation
Hawai'i Water Environment Association
American Society of Civil Engineers

Brittney K. Oba, E.I.T., – Civil Engineer

Brittney K. Oba, E.I.T., – Civil Engineer

Brittney K. Oba, E.I.T., – Civil Engineer

Experience Summary:
Brittney holds a Bachelor's degree in Civil Engineering from the University of Portland. She has experience in planning and designing wastewater systems, as well as leading and implementing a variety of water-focused initiatives. Her background includes managing the Honouliuli Recycled Water Facility, implementing Wate

Experience Summary:
Brittney holds a Bachelor's degree in Civil Engineering from the University of Portland. She has experience in planning and designing wastewater systems, as well as leading and implementing a variety of water-focused initiatives. Her background includes managing the Honouliuli Recycled Water Facility, implementing WaterSmart programs across multiple divisions, streamlining corrosion control standards, and conducting audits for both the Hawai'i Green Business Program (HGBP) and the Hawai'i Water Audit Validation Effort (WAVE). She also led rain barrel catchment workshops, managed the Water Sensible Rebate Program, and launched Project WET (Water Education for Teachers) workshops, while providing consulting support for various professional development efforts. Recent projects include the Department of Hawaiian Home Lands (DHHL) O'ahu Sewer System Improvements in Wai'anae, Nānākuli, and Waimānalo, as well as sewer and water assessment and design projects for the Department of Education. 


Education:
Bachelor of Science in Civil Engineering – University of Portland, 2014


Experience:
2021–Present: Civil Engineer
2014–2019: Civil Engineer, Honolulu Board of Water Supply
Summer 2013: Intern, Civil Engineering – HDOT Highways Division


Professional Affiliations:
Society of Women Engineers
Hawai'i Water Environment Association

American Water Works Association

Wanxin "Kathy" Yu – Civil Engineer

Brittney K. Oba, E.I.T., – Civil Engineer

Brittney K. Oba, E.I.T., – Civil Engineer

Experience Summary:

Kathy holds a Master of Science in Civil Engineering from the University of Hawaiʻi at Mānoa. Her background includes work in general civil design, sewer system modeling, GIS applications and transportation engineering. Kathy is proficient in AutoCAD, InfoWorks ICM, ArcGIS, and Synchro, and has contributed to both publi

Experience Summary:

Kathy holds a Master of Science in Civil Engineering from the University of Hawaiʻi at Mānoa. Her background includes work in general civil design, sewer system modeling, GIS applications and transportation engineering. Kathy is proficient in AutoCAD, InfoWorks ICM, ArcGIS, and Synchro, and has contributed to both public and private infrastructure projects. Prior to joining Fukunaga & Associates, Inc., Kathy worked as a civil engineer on planning and design of water and wastewater systems, gathering and reviewing data, hydraulic flow calculations, and preparing cost estimates. 


Education:
Bachelor of Science in Civil Engineering - Harbin University, China, 2020

Master of Science in Civil Engineering - University of Hawai'i, 2022


Experience:

2024–Present: Project Engineer
2023–2024: Project Engineer, Structural Hawai'i Inc.
2021–2022: Graduate Research Assistant, University of Hawaiʻi at Mānoa 

Eleu Choy – Civil Engineer

Brittney K. Oba, E.I.T., – Civil Engineer

Eleu Choy – Civil Engineer

Experience Summary:

Eleu joined Fukunaga & Associates, Inc. as a full-time Civil Engineer in June 2025, following two summers as an intern with the firm in 2022 and 2023. During his internships, Eleu assisted with site inspections, engineering calculations, and plan preparation across various civil infrastructure projects. A graduate of th

Experience Summary:

Eleu joined Fukunaga & Associates, Inc. as a full-time Civil Engineer in June 2025, following two summers as an intern with the firm in 2022 and 2023. During his internships, Eleu assisted with site inspections, engineering calculations, and plan preparation across various civil infrastructure projects. A graduate of the University of Hawai‘i at Mānoa, Eleu holds a Bachelor of Science in Civil Engineering and brings a strong academic foundation in hydrology, environmental systems, and transportation engineering. In addition to his engineering pursuits, Eleu was a Division I student-athlete, competing on the University of Hawai‘i men’s volleyball team. His background in high-level athletics complements his team-oriented approach and strong work ethic. 


Education:
Bachelor of Science in Civil Engineering - University of Hawaii 2023

Master of Science in Civil Engineering - University of Hawaii, 2025


Experience:
2025–Present: Civil Engineer
Summer 2022 & 2023: Civil Engineering Intern–Fukunaga & Associates, Inc.
Summer 2021: Civil Engineering Intern – Hensel Phelps

Fukunaga & Associates, Inc

1357 Kapi'olani Boulevard, Suite 1530

Honolulu, Hawai'i 96814

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