25.9.12
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Suggested Credentials
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Neil Norton
2 Credentials
1 Issuer
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
22 June 2021
Issue Date
Expiration Date
Certification Number
30 June 2027
Caitlyn Pollihan CEO & Executive Director
Neil Norton
SO-4158B
ISA Board Certified Master Arborist®
ISA Board Certified Master Arborist®
June 22, 2021
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
8 June 2013
Issue Date
Expiration Date
8 June 2028
Caitlyn Pollihan CEO & Executive Director
Neil Norton
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
June 8, 2013
International Society of Arboriculture
