Western Chapter International Society of Arboriculture
Or would you prefer to call? + 1 866 785 8960
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.
Ready to become ISA Certified?
Share in our rich history
Upcoming Meetings
Register for an upcoming meeting!
10/20/2026 Chandler, AZ
10/22/2026 Davis, CA
10/23/2026 Colma, CA
10/26/2026 Online Event,
11/17/2026 Jurupa Valley, CA
11/30/2026 Honolulu, HI
12/2/2026 Online Event,
12/6/2026 Long Beach, CA
12/8/2026 Los Angeles, CA
12/16/2026 Colma, CA
Upcoming Events
Upcoming events throughout our industry.
11/4/2026 Stateline (Lake Tahoe), NV
11/4/2026 Anaheim, CA
11/5/2026 Phoenix, AZ
11/6/2026 Catalina Island, CA
11/11/2026 Fort Lauderdale, FL
11/13/2026 Phoenix, AZ
11/18/2026 Ma On Shan, Ho
12/2/2026 Long Beach, CA
Read the latest Tweets and Blog posts.
I am excited to start my year as the WCISA president after about 10 years of Chapter involvement; first as the Chair for the Women in Arboriculture (WIA) where I helped reactivate the committee and organize women’s tree climbing workshops and later as Board Director. It is invigorating to work with such a passionate group of experts and tree lovers.
I grew up in a small town in hilly No...
by Julia Gowin, 10/1/2026
Upcoming Exams
11/6/2026
11/7/2026
11/10/2026
11/14/2026
Newsletter
Subscribe to our 5 Minute Monthly Newsletter.