25.10.21
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Suggested Credentials
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BA
Barry A. Sherwood
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
20 April 2023
Issue Date
Expiration Date
20 April 2028
Caitlyn Pollihan CEO & Executive Director
Barry A. Sherwood
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
April 20, 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
20 February 2013
Issue Date
Expiration Date
Certification Number
30 June 2025
Caitlyn Pollihan CEO & Executive Director
Barry A. Sherwood
#0847 ISA Certified Arborist
MA-5457A
ISA Certified Arborist ®
ISA Certified Arborist ®
February 20, 2013
International Society of Arboriculture
