25.13.16
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JB
Josh Bobyk
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
4 April 2025
Issue Date
Expiration Date
4 April 2030
Caitlyn Pollihan CEO & Executive Director
Josh Bobyk
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
April 4, 2025
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 May 2019
Issue Date
Expiration Date
Certification Number
30 June 2028
Caitlyn Pollihan CEO & Executive Director
Josh Bobyk
#0847 ISA Certified Arborist
ON-2518A
ISA Certified Arborist ®
ISA Certified Arborist ®
May 10, 2019
International Society of Arboriculture
