Astro Drilling Inc.
Asus Medical Corporation
Atiba Enterprises Limited (limitee)
Atkinson Schroeter Design Group Inc.
Atlan 4 Construction Inc.
Atlantic Management and Information Consultant Incorporated
ATMOR Consulting Inc.
Atomic Motion Inc.
Atsn Advanced Technical Support Network Inc.
Attegra Design Inc.
Attractor Dynamics Ltd.
Aubrey-Whissell Distributors Limited
Auforma 2001 Inc.
AuLac Technologies Inc.
Auto Sergeon On Wheels Inc.
Avcontech Inc.
AVELICA Inc.
Avenit Inc.
AWP Air Water and Power Inc.
Azande Community of Canada