Z133 2026: IT'S HERE - ARE YOU ABOVE THE MINIMUM?

TUESDAY January 13, 2026

3:00 pm - 4:00 pm

The new ASC (ANSI) Z133 sets the minimum safety standards for the tree care industry. If we all know the standard, WHY are serious injuries and fatalities still happening? 

In this engaging, fast-paced session, you’ll discover what’s new in the 2026 Z133 update, explore the most commonly missed or misunderstood requirements, and learn simple, practical, ways to strengthen your team’s safety culture. 

Leadership starts with example. When you commit to going beyond the minimum, your team will follow. Step up, learn what’s changed, and raise your standard above the minimum.

CEU Credits:  ISA, MCA & MCLP Safety

Melissa LeVangie Ingersoll, MCA
Co-Founder & Co-Owner
Women’s Tree Climbing Workshop™

With more than 30 years in arboriculture, Melissa is a passionate educator who loves sharing her deep knowledge and enthusiasm for trees. As Co-Founder and Co-Owner of the Women’s Tree Climbing Workshop®, she develops programs and leads instruction with a down-to-earth style that resonates with both beginners and seasoned professionals.

Melissa currently serves on the ANSI Z133 Committee and holds numerous professional credentials, including ISA TRAQ Certified Arborist, Certified Tree Climber, Massachusetts and New Hampshire Certified Arborist, American Red Cross Instructor, Petzl Certified PPE Competent Person, First Aid/CPR/AED Instructor, and EHAT Certified. Her diverse experience and dedication make her a respected leader in advancing safety and education within the tree care industry.