Membership Options

Membership is open to professional arborists and tree managers in private industry and local authorities, scientists, training organisations, students, and any person or group interested in amenity trees.

The Association is committed to a dynamic interaction of arboricultural professionals with a dedication to maintenance of the highest standards in amenity tree care.

NZ Arb welcomes new members at any time, and we have a number of different membership categories below that reflect our diverse membership.

Membership Categories

Cornerstone Membership - By Invitation
Long-serving NZ Arb Members who are key supporters of the Association.

Membership is by invitation only.
Approved Contractor (ACS) Membership - $950
Arboricultural Contractors with Sustaining Membership and holding ACS accreditation with NZ Arb.

ACS accreditation by application only.

Corporate Membership - Per Organisation Size
​We have three corporate memberships available applicable by the number full time Arboriculture employees - click here for details
Suited for: Industry Businesses, Local & Regional Authorities, Government Agencies, Tertiary Institutions.

Fee per branch.
lndividual Membership - $150
Professional individuals who wish to hold membership with NZ Arb only.
Joint ISA / lndividual Membership - $326
Professional individuals who wish to hold membership with both NZ Arb and the International Society of Arboriculture (ISA).
Student Membership - $25 (First year free)
Approved students who wish to hold membership with NZ Arb only.

First year full-time students FREE.
Joint ISA / Student Membership - $25
Approved students who wish to hold joint membership with the International Society of Arboriculture (ISA) can do so for FREE with their NZ Arb Student Membership.
Inactive / Supplier Membership - $50
Individuals who have no direct involvement with any form of commercial arboricultural activity, such as: retired arborists or people from related industries, and suppliers.
(Members' Section not available for this category)


Join NZ Arb

To join NZ Arb as a member, please download and complete the Application Form (PDF)

Or CLICK HERE to apply online

If you are a STUDENT wishing to join NZ Arb, please click here



NZ Arb membership benefits are numerous and cover a broad spectrum of professional and business needs.

Members are also able to attend national and regional events at a discounted rate, which encourage sharing of knowledge and professional development.

As a member of NZ Arb, you have the opportunity to provide and utilise resources necessary to foster professional, academic and scientific growth in the field of arboriculture as part of the Members' Section.

To learn more about the benefits, please visit Member Benefits.

To discuss any membership details with the Association, please email the Membership Liaison by using the contact form via Contact Us.

Who we are

NZ Arb is your voice of New Zealand arboriculture. 
Our advocacy, how we work with Government departments, local Councils, industry and the wider arboricultural community to inform public debate, opinion, legislation and policy, enable us to respond quickly and with authority.
Encouraging, fostering, improving and educating in all aspects of arboriculture throughout New Zealand.