25.14.29
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Samuel Harris
2 Credentials
1 Issuer
The International Society of Arboriculture
Hereby Announces That
Samuel Harris
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
Caitlyn Pollihan CEO & Executive Director
15 May 2029
15 May 2024
Expiration Date
Issue Date
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
May 15, 2024
International Society of Arboriculture
The International Society of Arboriculture
Hereby Announces That
Samuel Harris
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
Caitlyn Pollihan CEO & Executive Director
30 June 2026
17 May 2023
PN-9753A
Expiration Date
Certification Number
Issue Date
#0847 ISA Certified Arborist
ISA Certified Arborist ®
ISA Certified Arborist ®
May 17, 2023
International Society of Arboriculture
