Oak Rankin

Ginger Castleberry


Sam Gauksheim

Sam Gauksheim is a Washington Service Corps AmeriCorps member serving as a Program Support Coordinator with GPI. In this capacity, he is interested in improving community resilience and public health through GPI youth programming. In his free time, Sam enjoys reading, backpacking, climbing, skiing and anything else that stretches his comfort zone.


Johnny Potter

Johnny Potter is a member of the Glacier Peak Institute team working as a Programming Support Coordinator. His passion for the outdoors comes from an upbringing in the Pacific Northwest hiking, biking, and floating down rivers. At Western Washington University’s Huxley College of Environment Johnny graduated with a degree in Environmental Education with the goal to help show students the opportunities the outdoors offer. Johnny strives to one day be a certified teacher but for the time being his classroom is simply the outdoors.


Claire Pinger

Claire is a summer intern focused on fundraising and coordinating gear donations for GPI. She attends Whitman College in eastern Washington and will graduate next year with a combined degree in Environmental Studies-Politics, and she has previously worked on natural resource management in the Walla Walla Valley by overseeing education programs at the Blue Mountain Land Trust. She is excited to spend this summer in Darrington hiking, climbing, boating, supporting GPI, and getting kids outside.

Board of Directors

Daniel Rankin

President, GPI Board of Directors

Mayor, Town of Darrington

Stephen Somsen

Treasurer, GPI Board of Directors

Agricultural Property Manager, Somsen Properties

Dr. John Wesley Lauer

Secretary, GPI Board of Directors

Civil Engineering Associate Professor and Director of Environmental Sciences, Seattle University

Tamara Neuffer

Director, GPI Board of Directors

Outreach and Education Coordinator, Stillaguamish Tribe Natural Resources Department

Sophia Archambault

Director, GPI Board of Directors

Consultant, Self-employed

Benjamin Greuel

Director, GPI Board of Directors

Northwest Regional Director, The Wilderness Society

Marree Perrault

Director, GPI Board of Directors

Darrington Prevention, Intervention, and Community Coalition Coordinator, North Counties Family Services

Chrys Bertolotto

Director, GPI Board of Directors

Natural Resources Program Manager, Washington State University Snohomish County Extension