Director's Dealings
22 April 2015

TyraTech, Inc. (AIM: TYR and TYRU), a natural life sciences company, announces that, it was notified on 21 April 2015, Mr Alan Reade and his wife, Mrs Alyson Reade, sold 555,780 Common shares of US$0.001 per share (AIM: TYR) ("TyraTech shares"); at a price of 5.14 pence per TyraTech share.

Mr & Mrs Reade then immediately repurchased 588,740 Common shares at 5.15 pence per TyraTech share; these shares being acquired equally into their respective ISA accounts.

Following these transactions, Alan Reade's beneficial interest in the Company has increased by 32,960 TyraTech shares to 12,733,616 TyraTech shares representing approximately 4.87% of the Company's issued share capital.

For further information please contact:

TyraTech Inc.
Alan Reade, Non-Executive Chairman
Bruno Jactel, Chief Executive Officer
Vincent T. Morgus, Chief Financial Officer & Treasurer

Tel: +1 919 415 4340
Tel: +1-919-415-4287
SPARK Advisory Partners Limited, Nominated Adviser
Matt Davis / Mark Brady
Tel: +44203 368 3552
Tel: +44203 368 3551
Allenby Capital Limited , Joint Broker
Chris Crawford
Tel: +44 20 3328 5656
Whitman Howard Limited, Joint Broker
Ranald McGregor-Smith/ Niall Devins
Tel: +44 20 7659 1240
Walbrook, Financial PR and IR
Nick Rome/ Guy McDougall
Tel: +44 20 7933 8790
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