Result of AGM

Press release

Synairgen plc

Results of AGM

Southampton, UK - 3 November 2010: The Board of Synairgen plc (LSE: SNG) announces that at the Annual General Meeting held today all resolutions proposed were duly passed by shareholders.

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For further information, please contact:

Synairgen plc Tel: + 44 (0) 23 8051 2800

Richard Marsden, Chief Executive Officer

John Ward, Finance Director

Matrix Corporate Capital LLP Tel: + 44 (0) 20 3206 7000

Alastair Stratton

Nick Stone

Threadneedle Communications Tel: + 44 (0) 20 7653 9850

Graham Herring

Josh Royston