1.
Activiomics
2009
2.
ActoBio Therapeutics
2006
3.
Actual Analytics
2010
4.
Actuate Therapeutics
2015
5.
AcuityBio
2009
6.
Acura Pharmaceuticals
1935
7.
Acusphere
1993
8.
Acylin Therapeutics
2009
9.
AdAlta
2010
10.
Adamis Pharmaceuticals
2006
11.
Adaptive Phage Therapeutics
2017
12.
Adar Biotech
2006
13.
ADC Biotechnology
2010
14.
Addrenex Pharmaceuticals
2006
15.
Adenosine Therapeutics
1999
16.
Adenovir Pharma
2008
17.
Adeptrix
2010
18.
ADispell
2010
19.
AdminMed
2014
20.
Adnexus
2002
21.
Adolor
1993
22.
AdoRx Therapeutics
2017
23.
Adrenergics
2014
24.
ADRX
2013
25.
Advanced Genetic Systems
2015