25.10.5
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Suggested Credentials
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NJ
Nathan Joshua Loewen
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
19 March 2025
Issue Date
Expiration Date
19 March 2030
Caitlyn Pollihan CEO & Executive Director
Nathan Joshua Loewen
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
March 19, 2025
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 November 2023
Issue Date
Expiration Date
Certification Number
31 December 2026
Caitlyn Pollihan CEO & Executive Director
Nathan Joshua Loewen
#0847 ISA Certified Arborist
PN-9898A
ISA Certified Arborist ®
ISA Certified Arborist ®
November 20, 2023
International Society of Arboriculture
