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Daniel Dunn
6 Credentials
1 Issuer
The International Society of Arboriculture
Hereby Announces That
Has Earned the Credential
ISA Certified Urban Forest Professional
By successfully meeting ISA Certified Urban Forest Professional certification requirements through demonstrated attainment of relevant competencies as supported by the ISA Credentialing Council
5 November 2022
Issue Date
Expiration Date
Certification Number
31 December 2025
Caitlyn Pollihan CEO & Executive Director
Daniel Dunn
WE-8139BUTM
ISA Certified Urban Forest Professional
ISA Certified Urban Forest Professional
November 5, 2022
International Society of Arboriculture
The International Society of Arboriculture
Hereby Announces That
Has Earned the Credential
ISA Board Certified Master Arborist®
By successfully meeting ISA Board Certified Master Arborist certification requirements through demonstrated attainment of relevant competencies as supported by the ISA Credentialing Council
8 September 2022
Issue Date
Expiration Date
Certification Number
31 December 2025
Caitlyn Pollihan CEO & Executive Director
Daniel Dunn
WE-8139BUT
ISA Board Certified Master Arborist®
ISA Board Certified Master Arborist®
September 8, 2022
International Society of Arboriculture
The International Society of Arboriculture
Hereby Announces That
Has Earned the Credential
ISA Certified Arborist Utility Specialist®
By successfully meeting ISA Certified Arborist Utility Specialist certification requirements through demonstrated attainment of relevant competencies as supported by the ISA Credentialing Council
17 September 2013
Issue Date
Expiration Date
Certification Number
31 December 2025
Caitlyn Pollihan CEO & Executive Director
Daniel Dunn
WE-8139AUT
ISA Certified Arborist Utility Specialist®
ISA Certified Arborist Utility Specialist®
September 17, 2013
International Society of Arboriculture
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 February 2013
Issue Date
Expiration Date
18 June 2026
Caitlyn Pollihan CEO & Executive Director
Daniel Dunn
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
February 1, 2013
International Society of Arboriculture
The International Society of Arboriculture
Hereby Announces That
Has Earned the Credential
ISA Certified Tree Climber
By successfully meeting ISA Certified Tree Climber certification requirements through demonstrated attainment of relevant competencies as supported by the ISA Credentialing Council
19 July 2008
Issue Date
Expiration Date
Certification Number
31 December 2026
Caitlyn Pollihan CEO & Executive Director
Daniel Dunn
WE-8139AUT
ISA Certified Tree Climber
ISA Certified Tree Climber
July 19, 2008
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
15 September 2007
Issue Date
Expiration Date
Certification Number
31 December 2022
Caitlyn Pollihan CEO & Executive Director
Daniel Dunn
#0847 ISA Certified Arborist
WE-8139AUT
ISA Certified Arborist ®
ISA Certified Arborist ®
September 15, 2007
International Society of Arboriculture
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Expired
Expired credential.