25.6.19
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MW
Mark Webber
4 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
17 March 2018
Issue Date
Expiration Date
Certification Number
31 December 2025
Caitlyn Pollihan CEO & Executive Director
Mark Webber
OH-0824BUM
ISA Certified Arborist Utility Specialist®
ISA Certified Arborist Utility Specialist®
March 17, 2018
International Society of Arboriculture
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
30 January 2018
Issue Date
Expiration Date
Certification Number
31 December 2025
Caitlyn Pollihan CEO & Executive Director
Mark Webber
OH-0824BUM
ISA Certified Urban Forest Professional
ISA Certified Urban Forest Professional
January 30, 2018
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
3 October 2013
Issue Date
Expiration Date
Certification Number
31 December 2025
Caitlyn Pollihan CEO & Executive Director
Mark Webber
OH-0824BUM
ISA Board Certified Master Arborist®
ISA Board Certified Master Arborist®
October 3, 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
12 June 2013
Issue Date
Expiration Date
12 June 2028
Caitlyn Pollihan CEO & Executive Director
Mark Webber
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
June 12, 2013
International Society of Arboriculture
