25.12.0
This website uses cookies to ensure you get the best experience on our website.
Learn more
Got it!
Skip to main content
Suggested Credentials
Sign in
OV
Oscar Vasquez
3 Credentials
1 Issuer
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
18 April 2024
Issue Date
Expiration Date
Certification Number
30 June 2026
Caitlyn Pollihan CEO & Executive Director
Oscar Vasquez
WE-14519AU
ISA Certified Arborist Utility Specialist®
ISA Certified Arborist Utility Specialist®
April 18, 2024
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 2023
Issue Date
Expiration Date
8 June 2028
Caitlyn Pollihan CEO & Executive Director
Oscar Vasquez
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
June 8, 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
4 March 2023
Issue Date
Expiration Date
Certification Number
30 June 2026
Caitlyn Pollihan CEO & Executive Director
Oscar Vasquez
#0847 ISA Certified Arborist
WE-14519A
ISA Certified Arborist ®
ISA Certified Arborist ®
March 4, 2023
International Society of Arboriculture
