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The Executive Committee meets on the second Tuesday of each month on Zoom. All members are welcome to attend the executive committee meetings. 

Please contact for more info.

Join Us


If you are a current member of Hawaii ASLA, are looking to become one, or are interested in joining the executive committee or another committee, please send us a message.


Dana Anne Yee

Board of Trustee

Coming Soon!


Nancy Cassandro


Nancy Cassandro is Vice President and co-owner of Umemoto Cassandro Design Corporation (UCDC), a small landscape architecture firm located in Kailua.  UCDC has been providing Landscape Architectural services for over 20 years in the state of Hawaii, focusing on incorporating native plants, water conservation and creative sustainable designs for resort, commercial, campus and residential developments.  After earning her Bachelors of Science degree in Landscape Architecture from Cal Poly, Pomona, Nancy practiced in Southern California for several years working on a wide range of residential, public parks and streetscape projects.  She is licensed in Hawaii and Washington State.


Matthew Higa


Coming Soon!


Hana Fulghum

Vice President

Coming Soon!

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Ray Higa


As a Senior Associate at PBR Hawaii, Mr. Higa brings forth over 23 years of experience in landscape and urban design, site and land use planning, irrigation design, construction drawing, graphic design and presentation and Computer Aided Design (CAD).  He has had the opportunity to serve as Project Manager on various projects, from public parks to exclusive resorts.

Mr. Higa's work experience in Washington, Oregon and Hawaii helps provide a diverse approach to landscape design.  With a variety of projects like Portland Oregon's West Side Light Rail, Portland Stormwater Garden, and Seattle's 5th Avenue Street End Park, Mr. High has the ability to work on and with a wide array of team members essential for a project's success.

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Caasi Shimono


Coming soon!

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Nicole Swanson

Member At Large - Kaua‘i

Nicole Swanson is co-owner and Landscape Architect at Kaua‘i Civil.  Prior to Kaua‘i Civil, Nicole worked for PBR HAWAII for 6 years and continues to enjoy working with them in various support capacities.  She has managed a variety of landscape and planning projects including the Turtle Bay Resort Renovation Entry Features, University of Hawai’i at Mānoa Long Range Development Plan, and Baldwin Beach Park Master Plan.  She aspires to design landscapes that mend and restore broken relationships between environments and communities.  Nicole earned her Bachelor of Science in Landscape Architecture from Cornell University.  


Craig Duff

Member At Large - Kaua‘i

Craig Duff is a landscape architect and educator, working at Kaua’i Nursery & Landscaping (KNL) since 2002.  Through KNL, Craig has worked on an endless variety of landscape architecture projects: residential, commercial, public, conservation, wetlands, shoreline stabilization, native plant gardens, grading/drainage/engineering, and erosion control.  This variety keeps Craig continuously learning and applying innovative solutions to whatever design challenges come through the door.  Craig received his bachelor’s degree in Landscape Architecture from Ball State University in Indiana in 2002 before promptly moving to Kaua’i.  In addition to landscape architecture, Craig has a passion for education; in-between stints at KNL, he has taught Natural Resources, Agriculture, Carpentry, Math, Physical Science, and Chemistry to High School students in Hawai’i, Guyana, Namibia, and Guatemala.


Alex Tamai

Member At Large - O‘ahu

Coming Soon!

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David Sereda

Member At Large - Maui

David has been employed as a Landscape Architect with Chris Hart & Partners since 2001.  He has worked on over 400 landscape architecture design and construction projects.  Notable projects include: Hyatt Regency Resort, AC Hotel Wailea, Wailea Residence Inn, Kaanapali Beach Club & Fairmont Kealani Wailea as well as numerous Single Family Residences, Multi-Family Developments and Master Plans.  David has served on the County of Maui Urban Design Review Board. David has a Bachelor in Economics and a Master in Landscape Architecture.


Dominic Riolo

Member At Large - Hawai‘i Island

Coming Soon!

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