1.

Alpha Edison 2016-01-01

2.

Altimeter Capital Mar 2008

3.

Alumni Ventures 2014

4.

Amadeus Capital Partners 1997

5.

Amazon Jul 5, 1994

6.

AME Cloud Ventures 2012

7.

American Express 1900

8.

American Express Ventures 2011-01-01

9.

Amgen Ventures 2004

10.

Amplifier 2000

11.

Andera Partners 2001

12.

Andreessen Horowitz 2009

13.

AngelNV

14.

Anorak Ventures 2016

15.

Anthemis Group

16.

Anthos Capital 2007

17.

Antler 2017-04-29

18.

APEX Ventures 2016

19.

Arboretum Ventures 2002-01-01

20.

ARCH Venture Partners 1986

21.

Archangel 2014-01-01

22.

Archangels 1992

23.

Argonne National Laboratory

24.

Arix

25.

Arm Holdings 1990-11-01