1.
Antrad Medical 2008
2.
APDM Wearable Technologies 2007
3.
Applaud Medical 2015
4.
ApplMD 2020
5.
Arcadia Allergy & Asthma 2005
6.
ARcare 1986
7.
Arctic Physical Therapy 1995
8.
Arcuro 2013-12-01
9.
Arseus 2007
10.
Arthur Glosman DDS 2008
11.
Artson Systems Corporation 2015
12.
Aspen Care Calgary