Operation Basic Needs Inc

Options Mississauga Print And Office Services

Orchestras Mississauga

Oremus International Christian Society For World Peace Inc

Orenda Aerospace Corporation Employees' Charity Trust

Ornge

Ornge Foundation

Oromo Relief And Rehabilitation Organization

Oshawa Group Limited Employees' Charitable Trust

Ottawa Sids Society

Our Christ Is Wonderful Missions & Ministries International Inc

Our Lady Of La Vang Community

Our Lady Of The Airways Church

Our Place (peel)

Overcomers International Worship Ministries Inc.

Overseas Missionary Fellowship

Owenwood Public School Parent-teacher Association

Oxford Liver Research Foundation