Nominated adviser and broker

Investec Bank Plc

30 Gresham Street
London
EC2V 7QP

Legal advisers to the company

CMS Cameron McKenna Nabarro Olswang LLP

Cannon Place
78 Cannon Street
London
EC4N 6AF

US legal advisers

Graves Dougherty Hearon & Moody

401 Congress Avenue
Suite 2200
Austin
Texas
78701 USA

US legal advisers

Grant Thornton UK LLP

3140 Rowan Place
John Smith Drive
Oxford Business
Park South
Oxford
OX4 2WB

Registrar

Computershare Investor Services PLC

The Pavilions
Bridgwater Road
Bristol
BS13 8AE