ISA Ontario is a Chapter of the International Society of Arboriculture. On average, we represent just over 1,000 members. We are a volunteer-based organization with our office administrative services located in Milton, Ontario.
ISAO HEAD OFFICE
For all member and general public inquiries on any ISA Ontario Chapter or arboriculture-related issue, contact Admin at:
7856 Fifth Line South
Milton, Ontario L9T 2X8
Ph. 1-888-463-2316 or 416-493-7022
Fax 1-855-329-4726 (1-855-FAX-ISAO)
Emails sent using the form below are automatically forwarded to the ISAO office.