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PA
Patrick A. Courchesne
2 Credentials
1 Issuer
The International Society of Arboriculture
Hereby Announces That
Patrick A. Courchesne
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
6 October 2022
6 October 2017
Expiration Date
Issue Date
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
October 6, 2017
International Society of Arboriculture
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Expired
Expired credential.
The International Society of Arboriculture
Hereby Announces That
Patrick A. Courchesne
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 2027
27 January 2012
ON-1542A
Expiration Date
Certification Number
Issue Date
#0847 ISA Certified Arborist
ISA Certified Arborist ®
ISA Certified Arborist ®
January 27, 2012
International Society of Arboriculture