15700 Old Oak Ranch Road Sonora, CA 95370 | (209) 532–3691

Sierra Outdoor School

Part of the Clovis Unified School District

Facilities Staff

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Ryan Cook
Ryan enjoys building and fixing almost anything, so he keeps busy here. He also loves being outdoors, and at SOS we get all four seasons. For recreation, Ryan goes hiking, mountain biking, plays various sports, and just about anything else.

Austin Chipponeri

Austin was born and raised in Sonora, Ca. Austin started working at Sierra Outdoor School in 2016. His hobbies include hanging out with family, playing softball and going to concerts.

Nelson Pinheiro

Nelson started working at SOS in 2017. He enjoys doing his part to enable students to enjoy their time while visiting. During his free time Nelson enjoys working out, using SOS's gym to improve his basketball game and coaching the Sonora Elementery basketball team. He also loves spending time with his 8 month-old daughter, a dream come true. In his free time Nelson takes his dog out searching for new hunting spots.

Ray Lassor
Ray is the guy who keeps the many SOS vehicles operating safely, including our fleet of buses. He can also be found helping out on all sorts of maintenance and facility projects. When not at work, you might find him on a bicycle or a motorcycle. Long ago he was given the nature name "Sting Ray".

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Josh
Josh is the building maintenance/ mechanic here at SOS. He enjoys building and fixing things which makes his job a perfect fit for Josh. When Josh is not at work he enjoys camping with his wife and baby boy. He also enjoys fishing and any other activity that leads him to the outdoors.