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Find an Arborist Tool

This Arborist Directory is a member list of ISA Michigan, the Michigan Chapter of the International Society of Arboriculture (ISA), representing persons who perform tree care practices.

To confirm if an arborist is an ISA Certified ArboristCLICK HERE. This link also provides verification of Tree Risk Assessment Qualifications(TRAQ) for individuals.

ISA Certified Arborists have met a minimum practical experience level, have been tested and certified to know science-based practices in the field of arboriculture, and maintain certification through continuing education. ISA Certified Arborists’ may have a "MI-####" in their Directory Listing. ISA Certified Arborist credentials apply to individuals, not businesses. A code of ethics  for ISA Certified Arborists® strengthens the credibility and reliability of the tree care work force.

TRAQ is an ISA qualification program that trains arborists how to use methodologies outlined in the ISA Best Management Practices for Tree Risk Assessment. This qualification promotes the safety of people and property by providing a standardized and systematic process for assessing tree risk. The results of a tree risk assessment can provide tree owners and risk managers with information to make informed decisions to enhance tree benefits, health, and longevity.

OWQ - Michigan Oak Wilt Qualified Specialist is a qualification in Michigan that trains ISA Certified Arborists or Certified Foresters on the issues related to identification and management of oak wilt. To verify an OWQ qualification, visit


  • Always ask for proof of insurance and references. Be wary of door-to-door solicitations and avoid bargain-basement prices.
  • No endorsement or recommendation is implied nor granted to any individual listed in this ASM Find An Arborist Directory.
  • Don’t see an arborist in your area? Give an arborist a call – they may be willing to drive to your area.