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MM
Marc Mertz
3 Credentials
1 Issuer
The International Society of Arboriculture
Hereby Announces That
Has Earned the Credential
ISA Board Certified Master Arborist®
By successfully meeting ISA Board Certified Master Arborist certification requirements through demonstrated attainment of relevant competencies as supported by the ISA Credentialing Council
26 October 2020
Issue Date
Expiration Date
Certification Number
31 December 2026
Caitlyn Pollihan CEO & Executive Director
Marc Mertz
NE-7404B
ISA Board Certified Master Arborist®
ISA Board Certified Master Arborist®
October 26, 2020
International Society of Arboriculture
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
8 January 2020
Issue Date
Expiration Date
8 January 2030
Caitlyn Pollihan CEO & Executive Director
Marc Mertz
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
January 8, 2020
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
10 September 2019
Issue Date
Expiration Date
Certification Number
31 December 2022
Caitlyn Pollihan CEO & Executive Director
Marc Mertz
#0847 ISA Certified Arborist
NE-7404A
ISA Certified Arborist ®
ISA Certified Arborist ®
September 10, 2019
International Society of Arboriculture
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Expired
Expired credential.
