Welcome to ISA Ontario


Caesars Windor Hotel & Casino will be the location of ISAO's 66th Annual Educational Conference & Trade Show.

This year’s event will be held at the spectacular Caesars Windsor Hotel & Casino, February 18th to 20th, 2015.   With such a successful 2014 Conference, we know that we will be building on that success with Caesars Windsor; a resort that defines modern luxury in the midst of timeless elegance.  Click here for more details...


March 21-22 Are the Dates for the 2015 ITCC in Tampa, Florida

If you haven't already marked your calendar, take note that the 2015 International Tree Climbing Championship (ITCC) and the 2015 ISA Annual International Conference and Trade Show will be held in different seasons. The ITCC will take place March 21-22 in Tampa, Florida, and the ISA conference will be held August 8-12 in Orlando, Florida.


NEW ISAO TRAQ dates have been scheduled from December 3rd to 5th in Cambridge, Ontario.

The ISA Tree Risk Assessment Qualification (TRAQ) program provides an opportunity for professionals in the arboriculture industry to expand their knowledge through education and training in the fundamentals of tree risk assessment.  Registration is on a first come, first saved basis; the deadline for registration is November 3, 2014.   Click here for more information and here for the registration form.


Warren Buffett
Someone's sitting in the shade today because someone planted a tree a long time ago. "Warren Buffett"

Our mission is to enhance and promote the care and benefit of trees for present and future generations in Ontario through education, research and awareness.

News & Events

Oct 20
The 2014 NATCC & OTCC Women's Champion tells it, like it is, to Chatelaine for their September issue...
Oct 20
Mark Chisholm talks about safe storm clean-up and how to hire a professional arborist
Oct 08
The Canadian Forest Service is conducting a survey on emerald ash borer, addressing questions related to management of this devastating insect pest.
Sep 30
You are cordially invited to attend the Ministry of Natural Resources and Forestry’s 38th Annual Forest Health Review to be held Tuesday, October 28, 2014 at Geneva Park near Orillia.

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