25.10.20
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RA
Rudy Alexander Delsack
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
22 November 2024
Issue Date
Expiration Date
22 November 2029
Caitlyn Pollihan CEO & Executive Director
Rudy Alexander Delsack
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
November 22, 2024
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
14 December 2023
Issue Date
Expiration Date
Certification Number
31 December 2026
Caitlyn Pollihan CEO & Executive Director
Rudy Alexander Delsack
#0847 ISA Certified Arborist
MA-7088A
ISA Certified Arborist ®
ISA Certified Arborist ®
December 14, 2023
International Society of Arboriculture
