Transaction in Own Shares

AMEC plc

27 April 2012

Transaction in Own Shares

On 21 February 2012, AMEC plc ("the Company") announced that it intended to complete a £400 million share buyback programme within the next twelve months.

Today the Company announces that it has purchased 163,000 of its ordinary shares of 50p each at 1131.0200 pence per share through Bank of America Merrill Lynch, all of which are to be cancelled. This purchase equates to approximately 0.05 per cent of AMEC's current issued share capital excluding Treasury shares prior to this purchase.

Following this change AMEC's total issued share capital is 332,463,067 ordinary shares, of which 6,585,604 are registered as Treasury Shares, leaving a balance of 325,877,463 shares with voting rights.

Cumulative purchases to date under the buyback programme amount to approximately £87.53 million.

Going forward, it is the Company's intention that the significant majority of the shares purchased under this programme will be cancelled.

AMEC plc +44 (0)20 7539 5800

Sue Scholes - Director of Communications

Nicola-Jane Brooks - Head of Investor Relations

AMEC (LSE: AMEC) is a focused supplier of consultancy, engineering and project management services to its customers in the world's oil and gas, minerals and metals, clean energy, environment and infrastructure markets. With annual revenues of some £3.3 billion, AMEC designs, delivers and maintains strategic and complex assets and employs over 27,000 people in around 40 countries worldwide. See amec.com.