1.

Alzheimer‘s Society UK 1979

2.

Alzheimer’s Research UK

3.

Amadeus Capital Partners 1997

4.

AMO Pharma 2015

5.

AMSBIO 2011

6.

Andera Partners 2001

7.

Angel CoFund 2011-11-01

8.

Angel Investment Network 2004

9.

Angels Den 2007

10.

Angels in MedCity 2014

11.

ANGLE plc 1994

12.

Aparito 2014

13.

APPG Housing and Care for Older People 2015

14.

Aquarius Equity Partners 2005

15.

ARCH Venture Partners 1986

16.

ARCHA

17.

Archangels 1992

18.

Arcis Biotechnology 2009

19.

Arete Medical Technologies

20.

Argonaut Therapeutics 2016

21.

Aridhia Informatics 2008

22.

Arix Bioscience 2015

23.

Arrayjet 2000

24.

ArrowMark Partners

25.

Arthurian Life Sciences