Upcoming Events
The events calendar is the perfect place to find training opportunities. Click on the calendar links for more information.
April 2026
Tue
21
2026
April 21, 2026
Tree Health Implications of Long-term Strategies to Treat EAB
TREE Fund Webinar
Sun
26
2026
April 26, 2026
1:00PM - 3:00PM EDT
Tree Planting for Dixie and Jennifer
Join Us to Honor Dixie and Jennifer for Their Years of Service to OISA!
Baltimore, OH
May 2026
Thu
7
2026
May 7, 2026
12:00PM - 2:00PM EDT
UFT's Annual 'Spring Tree Summit' Returns
12:00 pm - 2:00 pm ET
Webinar
Fri
8
2026
May 8, 2026
10:00AM - 5:30PM EDT
Trees and The Design/Build Industries
10:00 pm - 5:30 pm ET
Webinar
Fri
15
2026
May 15, 2026
10:00AM - 5:30PM EDT
Advanced Arboriculture and Tree Science
10:00 pm - 5:30 pm ET
Webinar
Fri
22
2026
May 22, 2026
10:00AM - 5:30PM EDT
Risks To Our Urban Forests And Woodlands
10:00 pm - 5:30 pm ET
Webinar
June 2026
Mon
8
2026
June 8 - 11, 2026
Certified Arborist Preparation Course
Registration Deadline: May 20, 2026
Highland Heights, OH
July 2026
August 2026
September 2026
October 2026
November 2026
December 2026
Tue
8
2026
December 8, 2026
Tree Talk Tuesday - Flying Smart: A Guide to Drone Education, Certification, and Application
Webinar
Events
Find an Arborist
We promote the hiring of companies who have ISA certified professionals on staff. ISA Certified Arborists® are held to a Code of Ethics and are encouraged to follow industry standards.
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Continuing Education
Professional arborist are encouraged to keep current on best practices and industry standards through workshops, seminars, the annual conference and on-line education opportunities.
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Become an Arborist
An ISA credential enables the public the opportunity to make an informed selection of services based on the knowledge and advanced training you demonstrate as a credential holder.
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