Director/PDMR Shareholding

7 October 2013

TYRATECH, INC.

("TyraTech" or the "Company")

Director/PDMR Shareholding

The Company received notification on 4 October 2013 that, Alan Reade, Non-Executive Chairman of the Company, purchased on that date 675,000 common shares of US$0.001 in the Company ("Common Shares") at a price of 5 pence per share. 227,000 of the Common Shares purchased were purchased in Alan Reade's wife's name.

Following this transaction, Alan Reade is beneficially interested in 10,486,358 Common Shares representing an interest of 6.25 per cent of the total voting rights of the Company. In addition, Alan Reade is interested in 2,645,695 stock appreciation right options over Common Shares as follows:

For further information please contact:

TyraTech Inc.Alan Reade, Non-Executive ChairmanTel: +44 7841 978 709

Bruno Jactel, Chief Executive Officer

Tel: +1 919 415 4340

N+1 Singer, Nominated Adviser and Joint BrokerJonny Franklin-Adams / Alex WrightTel: +44 20 7496 3000

First Columbus LLP, Joint BrokerChris CrawfordTel: +44 20 3002 2070

Walbrook, Financial PR and IR

Bob Huxford /Guy McDougall (Public Relations)

Tel + 44 7933 8792

Paul Cornelius (Investor Relations)

Tel +44 20 7933 8794