25.9.15
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BM
Benjamin Mertz
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
16 November 2023
Issue Date
Expiration Date
16 November 2028
Caitlyn Pollihan CEO & Executive Director
Benjamin Mertz
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
November 16, 2023
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
30 January 2022
Issue Date
Expiration Date
Certification Number
30 June 2025
Caitlyn Pollihan CEO & Executive Director
Benjamin Mertz
#0847 ISA Certified Arborist
NY-6613A
ISA Certified Arborist ®
ISA Certified Arborist ®
January 30, 2022
International Society of Arboriculture
