25.10.21
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Suggested Credentials
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MD
Matthew Donahoo
2 Credentials
1 Issuer
The International Society of Arboriculture
Hereby Announces That
Has Earned the Credential
ISA Tree Risk Assessment Qualification®
By successfully meeting ISA Tree Risk Assessment Qualification requirements through demonstrated attainment of relevant competencies as supported by the ISA Credentialing Council
29 February 2024
Issue Date
Expiration Date
28 February 2029
Caitlyn Pollihan CEO & Executive Director
Matthew Donahoo
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
February 29, 2024
International Society of Arboriculture
The International Society of Arboriculture
Hereby Announces That
Has Earned the Credential
ISA Certified Arborist ®
By successfully meeting ISA Certified Arborist certification requirements through demonstrated attainment of relevant competencies as supported by the ISA Credentialing Council
31 October 2006
Issue Date
Expiration Date
Certification Number
31 December 2027
Caitlyn Pollihan CEO & Executive Director
Matthew Donahoo
#0847 ISA Certified Arborist
NE-6463A
ISA Certified Arborist ®
ISA Certified Arborist ®
October 31, 2006
International Society of Arboriculture
