Oakville Chamber Ensemble

Oakville Dispute Mediators Inc.

Olive Branch Ministries

Olivet United Church

Oms International - Canada

Ontario Association Of Christian Schools Foundation

Ontario Association of Not-For-Profit Credit Counselling...

Ontario Buddhist Zen Center

Ontario Catholic Cursillo Conference

Ontario Christadelphian Bible Camp

Ontario Christian Gleaners

Ontario Circuit 15-a Of Jehovah's Witnesses

Ontario Circuit 15b Of Jehovah's Witnesses

Ontario Congregation Of The Sisters Of St. John The Baptist

Ontario Credit Union Charitable Foundation

Ontario Emergency Helicopter Committee

Ontario K9 Search & Rescue Team

Open Door Apostolic Church Inc

Openhouse Family Ministries

Opera Hamilton Incorporated