| Algonquin College | Collège Boréal |
| Cambrian College | Canadore College |
| Centennial College | La Cité collégiale |
| Conestoga College Institute | Confederation College |
| Durham College | Fanshawe College |
| George Brown College | Georgian College |
| Fleming College | Humber College Institute |
| Lambton College | Loyalist College |
| Mohawk College | Niagara College |
| Northern College | OCAS |
| St. Lawrence College | Sault College |
| Seneca College | Sheridan College Institute |
| St. Clair College | College Employer Council |
| Ontario College Library Service | Ontario Learn |
| NORCAT | OPSEU Local 415 |
| OPSEU Local 562 | Colleges Ontario |
| Mohawk Students' Association | OPSEU Local 110 |
| Fanshawe Student Union | Ignite Student Union |
| Royal Ontario Museum | Royal Ontario Museum Foundation |
| Sheridan Student Union |