Types of Membership:
International Society of Arboriculture (ISA) Membership: US$135 / CAD$187
Ontario Chapter (ISAO) Membership: CAD$110
Combined ISA & ISAO Membership: CAD$297
Professional Affiliation (your fee will be forwarded to the affiliated organization.)
Society of Municipal Arborists: US$95 / CAD$130
Utility Arborist Association: US$40 / CAD$55
Arboriculture Research & Education Academy: US$35 / CAD$50
Society of Commercial Arborists: US$35 / CAD$50
Supporting Organizations of ISA Ontario: CAD$550 (Includes one ISA and one ISAO Membership)
Limited to students enrolled full-tme in courses of Arboriculture OR supporting allied fields in recognized institutions at a college level or above. (NOTE: signature of faculty advisor required).
Online payment is by credit card only. When you are ready to pay, click below to proceed to payment.
Note: All fees received by the ISA Ontario Chapter but payable to ISA International (US funds) will be
converted to the US dollar rate at the time of application. The total membership fee will be charged in
Canadian funds. The US/CAD exchange rate will vary (non-negotiable) and will be reviewed on the first of each month. For more information, contact the ISAO office at 1-888-463-2316.
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