The sport of curling in Ontario is delivered by three organizations: the Ontario Curling Council (OCC); the Northern Ontario Curling Association (NOCA); and the Ontario Curling Association (OCA). While each organization is a separate, not-for-profit corporation, they are all interconnected and work together to govern the sport in Ontario.

Ontario Curling Council
- Recognized by the Ministry of Tourism, Culture and Sports (MTCS), Curling Canada (National Sport Organization (NSO)), the OCA and the NOCA as the official Provincial Sport Organization (PSO).
- has two members; OCA and NOCA
- is an affiliate member of Curling Canada
- acts as a liaison between its members and the MTCS
- provides province-wide programs and services
Ontario Curling Association
- is a member of the OCC
- is a member of Curling Canada, and is recognized as a sport governing body for Southern Ontario
- provides programs and services to curlers in Southern Ontario on behalf of the Ontario Curling Council.
Northern Ontario Curling Association
- is a member of the OCC
- is a member of Curling Canada, and is recognized as a sport governing body for Northern Ontario
- provides programs and services to curlers in Northern Ontario on behalf of the Ontario Curling Council.

The OCC, NOCA, and OCA work closely to deliver programs and services, to deliver on their common mission of promoting, developing and growing curling as a recreational and competitive sport in Ontario. Each organization has an important role to play and are accountable to the Ministry of Tourism, Culture and Sport for the delivery of safe, quality programming.
Together, the OCC, NOCA and OCA service approximately 240 clubs, 55,000 recreational and competitive curlers. They sanction and operate nearly 50 provincial curling championships servicing all ages, stages and abilities of the Long Term Athlete Development Model.
