About Allied Builders System


Allied Builders System (ABS) is a locally-owned and operated general contracting company founded in 1970. Since 2005, the employees of ABS have had an ownership stake in the company through an Employee Stock Ownership Plan.

ABS provides a complete range of planning and construction services that include, commercial remodeling, hospitality and medical construction, new mid-rise buildings and industrial facilities. ABS specializes in projects that require a high degree of teamwork and mutual trust, such as with design-assist and design-build delivery methods.

The exceptional craftsmanship that defines ABS is readily recognized in many structures, from residences to high-profile commercial buildings throughout the state. ABS has completed numerous award-winning projects for Hawaii’s most prominent companies. ABS is consistently recognized as one of Hawaii’s Top 250 companies as well as a Top 20 construction company in the State.

One of the company’s strengths is its ability to build successful partnerships with clients, architects, designers and sub-contractors. The ABS team philosophy is extended to each project partnership. Mutual trust and respect is paramount to our success and lies at the heart of our company slogan: “Teamwork. Our Motto. Our Method.” ABS offers a professional, hands-on approach to every client and project.


We, at Allied Builders System, pledge to provide the highest level of services in Hawaii that exceeds our clients’ expectations in value, timeliness and quality.

We also pledge to provide an extraordinary opportunity for our employees to improve their stake in life, to create a better quality of life for themselves and their families, to add value to our Company and our community.

  • We will be a company that has the depth of experience and financial strength of a big company combined with the agility of a small company.
  • We will become a success model for other employee-owned companies to follow for ownership culture and creativity.
  • We will be recognized as the industry leader in commercial renovation projects in Hawaii.
  • We will enhance our client base to achieve our business goals regardless of the State’s economic condition.
  • We will hire and retain the most talented individuals who demonstrate the highest commitment to Allied Builders System’s values and goals.
  • We will offer top-level training and development opportunities to ensure continuous improvement. We will reward our people based on performance.
Our Blueprint for Success: We take a professional hands-on approach to every client and project." – Gary Oda, President - Allied Builders System
ABS was very good at problem-solving and cared about quality workmanship. They did a beautiful job for us." – Leslie Wilcox, President and CEO, PBS Hawaii
A Stroke of Par-fection!: Since the renovation, our food and beverage business has been off the charts." – Allan Lum, CCM, CCE, General Manager - Wai’alae Country Club
A Great Chemistry for a New Beginning." – John Ragle, VP of Business Development - Diagnostic Laboratory Services, Inc.
The project was a showcase of teamwork, communication, quality, and scheduling." – Jak Hu, General Manager - King Kamehameha’s Kona Beach Hotel
With a great project team the possibilities are endless!" – Stephen Sang, AIA - Quad Design Group, Inc.

Leadership Team


Gary Oda


Gary has guided Allied Builders System successfully over the past 15 years and was instrumental in the 2005 employees’ majority purchase of ABS.  Under his leadership ABS has reached over $90 million in revenues in 2016 from $25 million in 2000. ABS now maintains a bonding capacity of $350 million.

Via Allied Builders System, Gary has led a peer group consisting of 10 to 12 general contractors throughout the United States with the purpose of improving services to clients.

Gary completed a 57-unit condominium development project on Kauai called the Kauai Kailani and is a managing member for GCT Properties, LLC which is currently developing Mokihana Resort, a proposed 160 room beachfront hotel in Kapaa, Kauai.  He has led a group to purchase, renovate, and operate the Bull Shed Restaurant in Kauai, which was voted the #1 restaurant and steakhouse by the “Best of Kauai 2016 People’s Choice Awards”.

His current projects include collaborating on a 540 acre commercial and agricultural development in Baker, California. The project plan includes a high-speed rail stop, hotel, retail, and pistachio farms.

He recently headed a group of investors in the purchase, renovation, and re-tenant of the Maui Medical Building in Kahului, Maui. A prior spearheaded project was leading a group of investors on the purchase and renovation of the Hilo Hawaiian Hotel on iconic Banyan Drive on the Big Island.

Gary managed KOHI Investors, LLC (KOHI), a partnership with BlackSand Capital, LLC.  KOHI successfully negotiated the purchase and sale of the Maile Sky Court Hotel in Waikiki in 2013.

He was selected by the Ministry of Foreign Affairs of Japan to be part of a 13 member delegation group of Japanese American leaders throughout the United States to meet and exchange information with Japanese leaders in the government, business, political, education, healthcare, nonprofit, and cultural sectors.

Gary holds a Bachelors of Business Administration degree in Finance and Accounting from the University of Hawaii.  He was a licensed CPA and started his career at PriceWaterhouse Coopers, an international financial services firm.

He is currently or formerly a board member/officer of the following organizations: Board of Governors ESOP Association of America, Goodwill Industries of Hawaii, Heart Ball Executive Leadership Team, Oahu Country Club, Financial Executives International, Japan-America Society of Hawaii, Hawaii Chapter of the ESOP Association, and the Honolulu Japanese Chamber of Commerce.

He is a member of the Hawaii Hotel & Lodging Association, Waialae Country Club, General Contractors Association, National Association of Industrial and Office Properties, and Building Industry Association.

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Justin Izumi

Vice President and Chief Estimator

Justin has been with Allied Builders System for more than 17 years. He has estimated and managed a wide range of projects including new ground-up buildings, large hotel renovations, and medical facilities. As Chief Estimator, Justin heads the estimating department and is responsible for all preconstruction activities of the company.

Justin earned a Bachelor of Science degree in Mechanical Engineering from Tufts University in Medford, Massachusetts.

He currently serves on the Board of Directors of the Building Industry Labor Association, the Pacific Resource Partnership, and the Hawaii Construction Industry Improvement Program.

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Emet Domingo, Jr.

Vice President Operations

Emet has more than 27 years of construction experience and has worked for Castle & Cooke Homes Hawaii, Inc., M. A. Mortenson Company and the University of Hawaii. He is responsible for the daily operations of the company and his knowledge and experience ensures that the company operates at the highest level of efficiency. He is a member of the company’s senior leadership management team, which provides strategic direction and oversight to all of the company’s operations.

Emet earned a Bachelor of Science in Mechanical Engineering from the University of Hawaii at Manoa.

profile-Emet Domingo

Victor Han

Executive Project Manager

Victor has been with Allied Builders System for more than 19 years and is member of the senior leadership management team. As Executive Project Manager, he oversees manpower for field operations and is responsible for recruitment. Victor also oversees purchase and maintenance of tools and equipment and assists the estimating department with bidding on projects.

Victor serves on the Board of Directors for ABS. He is a former member of the AOAO of the Maile Sky Court and a former member of the ESOP Administrative Committee.

Victor earned a Bachelor of Science in Mechanical Engineering from the University of Hawaii at Manoa.