Our Firm

J. Uno & Associates, Inc. (J. UNO) is Hawaii’s largest pure construction cost consulting firm. We have served the Pacific Rim and projects worldwide since 1989.

Our mission is to give peace of mind and confidence to our clients through cost awareness and management. Our Hawaii roots are instilled in our core values, which emphasize honesty, value, and excellence.

Our Team

The J. UNO team is comprised of fourteen full time cost consultants with a total of over 200 years of combined experience in the design and construction industry. Our individual backgrounds consist of construction journeymen and foremen, engineering & architectural degrees, accredited professionals and more. With this diversity in education and training, we are proficient in providing various cost consulting services for all disciplines.

President & Founder

Brett Katayama
Chief Executive Officer

Vinson Hiraoka, AIA, CSI
Chief Estimator

Rachel Akaka Mamiya
Chief Operating Officer

Hector Garcia, CCP
Senior Estimator

Louie Wiegers
Senior Estimator

Alan Davison

Alan Davison
Senior Estimator

Paul Wong
Senior Estimator

Rollin Wakely
Project Estimator

Evan Yamamoto
Project Estimator

Daniel Ing
Project Estimator

Gian Carla Lazo
Junior Estimator

Gail Mikasa
Human Resources Coordinator

Naomi Suzuki
Project Admin

Queena Choi
Office Coordinator