Sean Chan, Founder & Executive Director

Sean is originally from NYC, lived up and down the east coast before finally settling down in Seattle with his wife and son. He holds a BA in Economics from Davidson College and a MA in Environmental Education from UNH. He has worked in the field of environmental education for over a decade as a teacher, naturalist, challenge course director, park ranger, and raft guide. In his spare time, he likes to go hiking, camping, and cheer on his Davidson Wildcats during basketball season!

Elizabeth Carpenter, Lead Instructor

Liz discovered the magic of the natural world through a childhood spent hiking, camping, and salamander hunting in the deciduous forests of Western Pennsylvania. She holds a BA in Environmental Studies from the University of Pittsburgh and has been teaching in island, mountain, and urban ecosystems across the country. Liz is fueled by a passion to get folks outside and engaged in learning about the earth in a hands-on, get muddy kind of way. When she’s not teaching, you can find her rock climbing in the Cascades, riding her bike, writing music or reading!



Rebecca Foss, Lead Instructor

Becca is an impassioned educator, who likes seeing people get excited about the world. She was raised in Los Angeles with a strong appreciation for the environment, which grew as she continued to travel. Becca moved to Seattle where she enjoys being closer to the wilderness and finding new excuses to be outside. She spends free time playing sousaphone in the Husky Marching Band, snowboarding, and writing. 

Natasha Rosenbach, Instructor

Tasha is originally from the Bay Area, but now lives in Seattle and attends Seattle University. She is studying environmental studies, Spanish, and biology. She absolutely loves the outdoors and is excited to share what she’s learned in school with kids. When not studying, Tasha enjoys running the trails throughout Seattle, camping, playing soccer, and making crafts!