Change of Adviser

Synairgen plc

Change of Nominated Adviser and Broker

Synairgen plc is pleased to announce that it has appointed finnCap as its Nomad and Broker with immediate effect.

For more information contact:

Synairgen plc Tel: + 44 (0) 2380 512 800

Richard Marsden, Chief Executive Officer

John Ward, Finance Director

finnCap Tel: + 44 (0) 207 220 0500

Geoff Nash (Corporate Finance)

Stephen Norcross, Simon Starr (Corporate Broking)

Threadneedle Communications Tel: + 44 (0) 207 653 9850

Graham Herring

Josh Royston