RED.L Regulatory News (RED)

1 July 2011

Camco International Limited

("Camco" or the "Company")

Total Voting Rights

Camco International Limited (AIM: CAO), global developer of emission reductions and clean energy projects, announces that, as at 30 June 2011, the Company has a total of 189,178,093 ordinary shares of €0.01 each ("Ordinary Shares") in issue. There are no Ordinary Shares held in treasury.

Therefore, the total number of voting rights in the Company is 189,178,093.

The above figure 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 FSA's Disclosure and Transparency Rules.

Enquiries:

Camco

Scott McGregor, Chief Executive Officer +44 (0)20 7121 6100

Andrew Twynam, Finance Director +44 (0)20 7121 6100

Singer Capital Markets Ltd (Nominated Adviser and Joint Broker)

 Jonathan Marren +44 (0)20 3205 7500 

Peel Hunt Ltd (Joint Broker)

Andrew Chapman +44 (0)20 7418 8900 

M:Communications (Public Relations Advisor)

Charlotte Kirkham +44 (0)20 7920 2331

Elly Williamson +44 (0)20 7920 2339

Patrick d'Ancona +44 (0)20 7920 2347