1.

Chemist Direct 2007

2.

Chief.AI

3.

Christable Pankhurst Institute

4.

Citibank 1812

5.

Clearpay 2017

6.

Clin-e-cal 2015

7.

Clodoc Limited

8.

Close Brothers Group 1878

9.

Clydesdale Bank 1900

10.

CLYZ Labs 2017

11.

Collctiv 2019

12.

Compare Equity Release 2019

13.

Complement Therapeutics 2020

14.

COUCH Health 2013

15.

County Insurance 1984

16.

Coutts & Co 1692

17.

Cytox 2004

18.

Deep Med IO

19.

Dementia United 2016

20.

Digital Oracles 2018

21.

Direct Line Group 1985

22.

Doctaly 2016

23.

DoktorABC 2017

24.

Ebury 2009

25.

Epistem Jan 2000