Issue of Equity/Director dealing

Tristel plc

("Tristel" or "the Company")

Issue of Equity/Director dealing

Tristel plc (AIM: TSTL), the manufacturer of infection prevention, contamination control and hygiene products, today announces that 195,000 ordinary shares of 1 penny each in the capital of the Company ("Ordinary Shares") have been issued and allotted pursuant to the exercise of share options under a variety of different schemes.

The above figure includes 15,000 ordinary shares which have been allotted to Paul Swinney, CEO, under the Senior Management Share Option Scheme. Following the exercise of options, Mr Swinney holds 915,000 ordinary shares, representing 2.24% of the issued share capital, and 1,235,000 options under the Senior Management Share Option Scheme, of which 735,000 are exercisable.

Application has been made for the 195,000 new Ordinary Shares to be admitted to trading on AIM ("Admission") and dealings are expected to commence on 9 March 2015. The new Ordinary Shares will rank pari passu with the Company's existing Ordinary Shares.

The total number of Ordinary Shares in issue following Admission will be 40,909,701. Accordingly, the figure of 40,909,701 may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in the Company under the FCA's Disclosure and Transparency Rules.

For further information please contact: