Seeking New Executive Director

We are looking for a highly motivated team builder and leader with a vision for expanding the reach and impact of our organization for current and future members, and the arboriculture industry in our region.

Find out more.

Become a Member

Women planting a tree

A PNW-ISA membership is an investment in your industry and your career. Your membership will pay itself back through discounts on products, access to exclusive resources, and educational opportunities.

Learn more about Membership.

Get Certified

woman hanging from tree

With an ISA Certification, you can advertise all of the knowledge and experience you have gained during your green industry career. Your ISA Certification tells potential clients and employers that you can be trusted with their trees.

Discover which certification is right for you.

Take Classes

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Maintain your ISA certification and learn new techniques by taking a class from our diverse array of professional courses. You can learn about tree appraisals, risk assessment, healthy soils, and more.

Browse available classes.