American Trail Running Association:
http://www.trailrunner.com/

La Sportiva Mountain Running Team:
http://www.mountainrunningteam.com/

Ontario Ultra and Trail Running Series:
http://ouser.org/

5 Peaks Trail Running Series:
http//www.5peaks.com

Iron Lung Trail Running Series:
http://www.ironlung.ca

Gutbuster Trail Running Series:
http://www.gutbustertrailrun.com/

Courses En Forest--Quebec Trail Running and Snowshoe series:
http://www.coursesenforet.com/

Ulitimate XC--Quebec Trail Running and Mountain Bike series:
http://www.ultimatexc.com/

Canadian Orienteering Federation:
http://www.orienteering.ca/

Orienteering Ontario:
http://www.orienteering.on.ca/

Spafford Health and Adventure:
www.healthandadventure.com

Logan Beaulieu: Ultra Runner
www.logansrun.ca

Running Through Mountains:
www.runningthroughmountains.com

XTrail Asics Trail Series
http://xtrailasics.com