Pop Professional Orthopedic Products Inc.

Portabito Industries Inc.

Portail Edi Inc.

Posicom Inc.

Positive Network Solutions Inc.

Positron Canada Holding Corporation

Positron Fiber Systems Corporation

Positron Inc.

Positron Industries Holding Corporation

Positron Investment Corporation

Positron Telecommunication Systems Inc.

Post Zone Post-Production Services Inc.

Pot Pourri Accent Inc.

Pot Pourri Accent Plus Inc.

Potager Graham Inc.

Power-Trax Productions Inc.

Pöyry (montreal) Inc.

Practical Clothing Limited

Practice Solutions Web Services Inc.

Prairie Rose Management Ltd.