Atlas Copco — Board/Management Information 2010

Dec 17, 2010

Press Release from the Atlas Copco Group

For further information please contact: Love Liman, Acting Media Relations Manager +46 (0)8 743 8060 or +46 (0)73 318 8060

Christel Bories leaves the board of Atlas Copco AB

Stockholm, Sweden, December 17, 2010: Christel Bories has today informed that she is leaving the board of Atlas Copco AB.

The nomination committee will present its proposal regarding the board composition in connection with the notice, on March 17, 2011, of the annual general meeting.

Atlas Copco discloses the information provided herein pursuant to the Securities Markets Act and/or the Financial Instruments Trading Act.

Atlas Copco is an industrial group with world-leading positions in compressors, construction and mining equipment, power tools and assembly systems. The Group delivers sustainable solutions for increased customer productivity through innovative products and services. Founded 1873, the company is based in Stockholm, Sweden, and has a global reach spanning more than 170 countries. In 2009, Atlas Copco had about 30 000 employees and revenues of BSEK 64 (BEUR 6.0). Learn more at www.atlascopco.com.

Atlas Copco Group Center

Atlas Copco AB Visitors address: Telephone: +46 (0)8 743 8000 A Public Company (publ) SE-105 23 Stockholm Sickla Industriväg 3 Telefax: +46 (0)8 644 9045 Reg. No: 556014-2720 Sweden Nacka www.atlascopco.com Reg. Office Nacka