International Tree Climbing Championship

We look forward to seeing you at the ISA 2026 50th ITCC in St. Louis, Missouri!

ABOUT ITCC

The International Tree Climbing Championship (ITCC), provides a competitive yet educational opportunity for working arborists from around the globe to demonstrate and exchange new climbing techniques, equipment, and best practices. The event also strengthens connections between ISA chapters, Associate Organizations, and members, while offering positive public exposure for the arboriculture profession throughout the region. Competitors will take on events such as Aerial Rescue, Work Climb, and Ascent, culminating in the Masters’ Challenge, where champions advance to the following years International Tree Climbing Championship. Alongside the competition, the Arbor Fair welcomes the public with family-friendly activities and exhibitor displays, showcasing the skill, passion, and community that define the profession.