25.12.4
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PL
Patrick L Ashley
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
1 December 2023
Issue Date
Expiration Date
1 December 2028
Caitlyn Pollihan CEO & Executive Director
Patrick L Ashley
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
December 1, 2023
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
3 April 2023
Issue Date
Expiration Date
Certification Number
30 June 2026
Caitlyn Pollihan CEO & Executive Director
Patrick L Ashley
#0847 ISA Certified Arborist
WE-14592A
ISA Certified Arborist ®
ISA Certified Arborist ®
April 3, 2023
International Society of Arboriculture
