Established in 2008, Tri-City Roller Derby (TCRD) is a skater-run, flat-track roller derby league based in the Waterloo Region, and is a registered not-for-profit organization.
As of December 2010, TCRD is a member of the Women's Flat Track Derby Association (WFTDA). The WFTDA is the largest governing body for the sport, representing more than 400 member leagues on 6 continents.
The WFTDA sets the international standards for rankings, rules, and competition each year, providing guidance and resources to the sport of flat track roller derby.