Know more about your trees in Enumclaw, WA and surrounding areas

For thirty years, Alan worked for the City of Issaquah Parks and Recreation Department, supervising the maintenance staff and projects, developing the annual work-plan, and managing the division budget. He oversaw the Tree City USA program, and coordinated the landscape aspects of all city projects.


  • Bachelor of Science in Horticulture - Washington State University
  • ​Pacific Northwest Maintenance Management School - National Recreation and Parks Association
  • ​Community Tree Management Institute - Washington State Department of Natural Resources​​


  • Certified Arborist - Municipal Specialist PN 0330AM - ISA
  • Certified Professional Horticulturist 2332 – WSNL
  • Tree Risk Analysis Qualification - ISA
  • Public Pesticide Applicator License – 7627 WSDA
  • Certified Parks and Recreation Professional 55623 – NRPA
  • Integrated Pest Management Certificate - WSU
  • Leadership Certificate - Bellevue Community College

Professional Affiliations

  • International Society of Arboriculture - PNW Chapter
  • Society of Municipal Arborists
  • American Society of Consulting Arborists
  • Washington State Nursery and Landscape Association
  • Washington Recreation and Parks Association


  • PNW Resource Management School Board of Regents - Outstanding Service
  • WRPA Park Resources Section – Distinguished Service Award