Notice of Results

For immediate release

Optimal Payments Plc

Notice of Results

Interim Results for the Six Months ended 30 June 2011

Monday 8 August 2011 - Optimal Payments Plc (LSE: OPAY), a leading online payments company, will announce its interim results for the six months ended 30 June 2011 on Tuesday 20 September 2011.

A briefing for analysts will be held at 9.30a.m. on Tuesday 20 September at Citigate Dewe Rogerson's offices, 3 London Wall Buildings, London Wall, London, EC2R 8DD.

If you wish to attend please contact Priscilla Garcia at Citigate Dewe Rogerson on 020 7638 9571 or [email protected].

For further information contact:

Optimal Payments Plc

Andrew Gilchrist EVP Corporate Affairs + 44 (0) 1624 698 713

Email: [email protected]

Canaccord Genuity + 44 (0) 207 050 6500

Simon Bridges / Kit Stephenson

Citigate Dewe Rogerson +44 (0) 207 638 9571

Sarah Gestetner / Angharad Couch