In this Section
PNW-ISA Calendar of Events and More....
Use the calendar to the left for more information about courses, workshops, and events sponsored or supported by the Pacific Northwest Chapter of the International Society of Arboriculture. For more information about our courses, workshops, conferences, and more you can go to our Learn More Page.
Annual Training Conference
The Pacific Northwest Chapter of the International Society of Arboriculture holds an annual training conference in late September or early October at locations around the northwest. Check this page for conference updates and registration forms. For more information, contact the Chapter office at 503-874-8263 or by e-mail.
Read More »Courses and Workshops

The PNW-ISA promotes arboriculture and urban forestry courses offered by other agencies and organizations.
Read More »Tree Climbing Competitions

You must be a current member of the Pacific Northwest ISA to compete in the climbing competitions.
Read More »Tree Risk Assessor Course and Exam

The full courses and exam are limited to 15 attendees. Challenge exams and retake exams may be added until the room capacity of 30 is met. If the minimum number of attendees is not met, courses may be canceled. We have now scheduled courses well into 2010.
Read More »Green Industry Series

Green Industry series relates to the development of regional practices related to the industries.
Read More »Green Industry Calendar
You have found our green industry calendar. Note that this contains all green industry conferences, workshops, and classes outside of the scope and training of the PNW-ISA. To find training opportunities from the PNW-ISA browse our other education sections.
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Other ISA CEU's
Find current and past approved CEU's and other educational opportunities.
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