Alan Siewert is a native of Wisconsin where he earned his Bachelor of Science degree in Urban Forestry from the University of Wisconsin-Stevens Point in 1984. In 1987 he came to northeast Ohio for an internship at the Holden Arboretum. Following the internship he worked as a project manager with ACRT Inc. then of Kent, Ohio In 1990 Alan became the regional urban forester for the Ohio Department of Natural Resources, Division of Forestry. In this position Alan assists communities in 11 counties of northeast Ohio in managing their urban forest resource.

Alan is a member of the International Society of Arboriculture (ISA) (since 1987), Society of Municipal Arborist (since 1995) and the Ohio Chapter of the ISA (since 1988). He has served as the Chairman of the Tree Academy for the 1996 international convention in Cleveland, as a member of the Ohio Chapter Board of Directors 1994-2002, and as President 1998-99. He currently serves as Ohio’s Certification Liaison and is the chair of the International Certification Liaisons. Alan is a Board Certified Master Arborist earning his certification in 1989. In 2001 Alan was honored by the International Society of Arboriculture with their Honorary Life membership for his years of dedicated service to the Certified Arborist Program and the Ohio Chapter.

Alan is an accomplished speaker, speaking on various urban forestry and arboriculture topics. He has appeared at the International Society of Arboriculture’s International Conference in Stamford 1999 Baltimore 2000 and Montreal 2003, and is a regular speaker at the Ohio Tree Care Conference, North Coast Urban Forestry Conference, and The OSU Short Course as well as many other programs.