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Chun Man Tommy Tsui
2 Credentials
1 Issuer
The International Society of Arboriculture
Hereby Announces That
Chun Man Tommy Tsui
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
Caitlyn Pollihan CEO & Executive Director
31 October 2025
31 October 2020
Expiration Date
Issue Date
ISA Tree Risk Assessment Qualification®
ISA Tree Risk Assessment Qualification®
October 31, 2020
International Society of Arboriculture
The International Society of Arboriculture
Hereby Announces That
Chun Man Tommy Tsui
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
Caitlyn Pollihan CEO & Executive Director
30 June 2028
2 April 2019
HK-1703A
Expiration Date
Certification Number
Issue Date
#0847 ISA Certified Arborist
ISA Certified Arborist ®
ISA Certified Arborist ®
April 2, 2019
International Society of Arboriculture
