North American Tree Climbing Championship (NATCC), hosted by ISA Ontario & Niagara Parks Commission, will be held October 1-2, 2016 in Niagara...

Welcome to ISA Ontario

** REGISTRATION EXTENSION!  CLOSES 29 APRIL ** CERTIFIED TREE WORKER EXAM.  THURSDAY, 12th MAY, 2016.  OAKVILLE, ONTARIO. 
Interested in writing your CTW exam.  Our next exam will be held in Oakville, Ontario on Thursday, 12 May, 2016.  ALL Registrations are handled by ISA International; contact ISA INTERNATIONAL at
1-217-355-9411 or by emailing isa@isa-arbor.com.

28th ANNUAL ONTARIO TREE CLIMBING CHAMPIONSHIP;
ISA Ontario is excited to announce that we will be returning to Pinafore Park in St. Thomas, Ontario for our Annual Championship, on 17th September 2016.  Mandatory inspections will happen on the afternoon of 16th September.  Registrations OPEN July 11, 7am.  Please see our event page for further information.  ** REGISTRATION FORM IS NOW ONLINE; GO TO OUR EVENT PAGE **

ISAO FULL MEMBERS NOW HAVE ACCESS TO A WHOLE HOST OF MEMBERSHIP BENEFIT DISCOUNTS THROUGH OUR PARTNERSHIP WITH CNLA;
CNLA is a leading benefits provider and offers a wide range of benefits to assist you and your business.  From vehicles, equipment, industry training, financial services, business solutions, technology and communications and everything in between – it is value for money!  For more information click this link or contact CNLA at:  1-888-446-3499 or visit their website at www.cnla-acpp.ca/benefits 

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

May 03
Tire Explosion – Pyrolysis
May 03
ISA General Membership Election: From 16 May through 30 June 2016, ISA members will have the opportunity to vote by electronic ballot in an election to fill expiring positions on the ISA Board of Directors and the Nominating and Elections Committee.
Apr 26
Oakville’s New By-Law affecting Landscaping/Property Maintenance/Lawn Maintenance companies.
Apr 22
Urban Forestry Today' Noonhour FREE Webcast will feature guest speaker Dr. Ball on 5 May at Noon (eastern)

Connect With Us