John Bornsworth, BCMA, RCA

Principal - Environmental Planner

John Bornsworth is the owner and Principal of Peninsula Environmental Group, Inc., a Board-Certified Master Arborist, Registered Consulting Arborist, Municipal Arborist, Tree & Plant Appraisal Qualified and Tree Risk Assessment Qualified with over 20 years of urban and community forestry management experience. John specializes in urban & community forestry planning and policy; tree forensics, pathology, risk management, and providing expert witness testimony. John is a chairperson of the Washington State’s Urban & Community Forestry Council, representing commercial arboriculture.

John has authored or reviewed hundreds of natural resource management plans, public policies and codes, and critical area, wetland, shoreline, and arborist reports since the company was founded in 2014. John is trained on critical area and shoreline restoration, the USACE 1987 Wetland Delineation Manual, Western WA 2014 Wetland Rating System, coastal and critical area permitting, advanced mitigation, and other relevant topics. John provides technical assistance to shoreline and critical area evaluation, mitigation, restoration, and related stormwater management.

Started: 2014

Certifications and Licenses:

Presentations, classes, speaking events, talks:

  • Environmental Justice in Urban Forestry
  • Storm Recovery Preparedness: A Guide to Damage Prevention & Disaster Planning
  • Benefits of Urban Trees
  • Watershed Health in Arboriculture
  • Community Forests and Native Forests Tour
  • Engaging Private Residences in Invasive Plant Management
  • Using Science in our Daily Lives
  • Tree & Orchard Pruning
  • Lead trainer of 4-day Arboriculture & Tree Climbing Workshop for Washington Department of Ecology