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Suggested Credentials
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Tammy Trepins
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
21 November 2024
Issue Date
Expiration Date
21 November 2029
Caitlyn Pollihan CEO & Executive Director
Tammy Trepins
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
November 21, 2024
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
26 April 2021
Issue Date
Expiration Date
Certification Number
30 June 2027
Caitlyn Pollihan CEO & Executive Director
Tammy Trepins
#0847 ISA Certified Arborist
MI-4570A
ISA Certified Arborist ®
ISA Certified Arborist ®
April 26, 2021
International Society of Arboriculture
