Company Secretary Change

Rio Tinto PLC 01 August 2007 Rio Tinto plc 1 August 2007 Change of Company Secretary Rio Tinto announces that Ben Mathews has been appointed Company Secretary in place of Anette Lawless, with effect from 1 August 2007. Ben Mathews was formerly Company Secretary of BG Group plc and has previously held appointments at National Grid Group plc, British American Tobacco plc and PricewaterhouseCoopers. Anette Lawless has retired as Company Secretary of Rio Tinto plc and as Assistant Secretary of Rio Tinto Limited. This was announced at both Annual General Meetings in April 2007. For further information, please contact: LONDON AUSTRALIA Media Relations Media Relations Christina Mills Ian Head Office: +44 (0) 20 8080 1306 Office: +61 (0) 3 9283 3620 Mobile:+44 (0) 7825 275 605 Mobile: +61 (0) 408 360 101 Nick Cobban Office: +44 (0) 20 8080 1305 Mobile: +44 (0) 7920 041 003 Investor Relations Investor Relations Nigel Jones Dave Skinner Office: +44 (0) 20 7753 2401 Office: +61 (0) 3 9283 3628 Mobile: +44 (0) 7917 227 365 Mobile: +61 (0) 408 335 309 David Ovington Susie Creswell Office: +44 (0) 20 7753 2326 Office: +61 (0) 3 9283 3639 Mobile: +44 (0) 7920 010 978 Mobile: +61 (0) 418 933 792 Website: www.riotinto.com This information is provided by RNS The company news service from the London Stock Exchange

Companies

Rio Tinto (RIO)
UK 100

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