John Bornsworth, owner of Peninsula Environmental Group, Inc. (parent company of Peninsula Urban Forestry), is a leading environmental planner and state-renowned community forester. John is one of the youngest Board-Certified Master Arborists in Washington State, a designation only a few hundred arborists nationwide have. When not providing leadership and expertise to a team of natural resource scientists, John enjoys bicycling, kayaking and spending time with his wife, Courtney (also an arborist).