Loyalist Kids of Steel Triathlon
- [Kingston, Ontario] Information, registration, photos, contacts, and links.
- http://www.loyalistkostri.ca/

Peach Classic Triathlon
- Held in July in Penticton, BC, an Olympic distance triathlon. 1.5 km swim, 40 km bike, and 10 km run.
- http://www.wi.ca/peach/

Somersault Promotions
- Sponsors a variety of duathlon, triathlon and multisport series, including Powerman Canada. Events are in the vicinity of Ottawa and Kingston. Entry forms, course details and information provided.
- http://www.somersaultpromotions.com/

Subaru Triathlon Series
- The world's largest triathlon series in Ontario.
- http://www.trisportcanada.com

Loaring Triathlon
- Offers a triathlon and double triathlon (same three events performed back-to-back) at Colchester South Township, Ontario. Images, course details, results archive and registration featured.
- http://www.loaring.com/loaring/triathlon.htm