P. & O. Bgei Inc.
P. G. Warren - Engineering Inc.
P. Story Informatics Consulting Inc.
P.E. Rail And Son
P/le5 Consultant Inc.
P4 Information Technologies Inc.
PAECO: Professional Association of Ethio-Canadians in Ottawa
Palle Kiar Associates Inc.
Pallsource Incorporated
Pamplona Technologies Inc.
Paquin-Richards Consulting International Ltd.
Paradigm Consulting Group
Partenariat Canworknet Partnership Inc.
Pash Travel
Pashco Services Ltd.
Passporthelp Services Inc.
Patent Vector Inc.
Paul Daoust Construction Development Inc.
Paul Duff Consulting Incorporated
Pawz Consulting Inc.