Western Chapter International Society of Arboriculture
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Members Only
The members only section allows you to manage your contact information and communication preferences. You will also be able to access your WCISA membership information as well as track your certfications, CEUs, register for meetings and sign-up for tests.
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Upcoming Meetings
Register for an upcoming meeting!
11/19/2025 Concord, CA
11/19/2025 Jurupa Valley, CA
12/3/2025 Online Event,
12/8/2025 Chico, CA
12/10/2025 Arcadia, CA
12/16/2025 Concord, CA
12/17/2025 Colma, CA
1/7/2026 Arcadia, CA
2/18/2026 Concord, CA
Upcoming Events
Upcoming events throughout our industry.
11/12/2025 Anaheim, CA
11/15/2025 Honolulu, HI
11/18/2025 Henderson, NV
12/7/2025 San Antonio, TX
1/17/2026 National City , CA
1/30/2026 Mesa, AZ
2/10/2026 Orlando, FL
2/22/2026 Jekyll Island, GA
Read the latest Tweets and Blog posts.
The Western Chapter of the International Society of Arboriculture is the largest among the ISA’s component members. How does it feel to be part of something greater than yourself? Pretty amazing, right? The Western Chapter has routinely led the way to increased competency in the field of arboricultural science, practice, and environmental sustainability through our development, adoption, educat...
by Tracey Takeuchi, 10/1/2025
Upcoming Exams
11/15/2025
12/6/2025
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