Disclosure Notice of Catena AB

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Peab AB has acquired a total of 2,240,900 shares, representing 19.38 percent of share capital and voting rights of Catena AB (publ).

Peab AB owns, after the acquisition, a total of 2,240,900 shares, representing 19.38 percent of share capital and voting rights of Catena AB (publ).

 - We see Catena as an interesting financial investment both short term with a good yield and long-term development of the company in its properties, says Peab's MD Mats Paulsson in a comment.

For further information, please contact:

Jan Johansson, Deputy CEO Peab +46 733 374000

Jesper Göransson, CFO Peab +46 733 371013

Gösta Sjöström, CIO Peab +46 733 371010

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

The information was submitted for publication at 8.30 a m. on 25 May 2010.

Previous press releases from Peab are available at www.peab.com

Peab is one of the leading construction and civil engineering companies in the Nordic countries with a net sale exceeding SEK 35 billion and approximately 13,000 employees. The Group’s subsidiaries have strategically located offices in Sweden, Norway and Finland. The share is listed on NASDAQ OMX Stockholm. The registered office of the Group is at Förslöv, Skåne in south of Sweden.