Numax Laboratories Ltd.
O. B. Canada Inc.
Oak Tree Press Limited
Ok Submarine Limited
Oleo Energies Inc.
Oneto & Maxim Wholesale And Distribution Inc.
Optic-Light Inc.
Organic Health (Canada), Inc.
Ormerod Solutions
Orsini Bros. Inns Inc.
Oxy Vinyls Canada Inc.
Pacific Coast Vintners & Brewers Ltd.
Paramedics Without Borders
Parsons & Whittemore International Co. Ltd.
Parsons & Whittemore Latin America Co.ltd .
Parsons & Whittemore Overseas Company Ltd.
Peckham's Stoneworx Inc.
Peninsula Logistics Inc.
Peninsula Motors (niagara Falls) Ltd.
Penn Oxygen Ltd.