The New ISA Credentialing Platform is Live!

The New ISA Credentialing Platform is Live!

Check out the modernized credential management system and adjusted pricing structure

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Register for the ISA 2025 Annual International Conference

Register for the ISA 2025 Annual International Conference

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Welcome Your 2025-2026 ISA Board Members

Welcome Your 2025-2026 ISA Board Members

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Keep up with ISA

ISA 2025 Annual International Conference in Christchurch, New Zealand 

We are excited to host the ISA 2025 Annual International Conference in Christchurch, New Zealand 20-22 October 2025.

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October 9, 2025

The Tree Cycle: Assess, Report, and Manage

Orlando, FL United States UF/IFAS Extension - Orange County

October 10-11, 2025

Kentucky Tree Climbing Championship

Louisville, KY United States Shelby Park

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