25.13.6
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LD
Larry Dean Hay
1 Credential
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
17 November 2017
Issue Date
Expiration Date
Certification Number
31 December 2026
Caitlyn Pollihan CEO & Executive Director
Larry Dean Hay
MI-3743BM
ISA Board Certified Master Arborist®
ISA Board Certified Master Arborist®
November 17, 2017
International Society of Arboriculture
