STRABAG SE

Transaction in Own Shares • Jun 10, 2011

EANS-Adhoc: STRABAG SE / STRABAG SE Management Board resolves to make use of the authorisation to buy back own shares

ad-hoc disclosure transmitted by euro adhoc with the aim of a Europe-wide distribution. The issuer is solely responsible for the content of this announcement.

The 7th Annual General Meeting of STRABAG SE (the "Company") held on 10 June 2011 authorised the management board of the Company to buy back own shares in accordance with Section 65 Paragraph 1 No. 8 of the Austrian Stock Corporation Act (AktG) to the extent of up to 10 % of the share capital of the Company during a period of 13 months from the day of the resolution, i.e. until 10 July 2012. In accordance with the authorisation granted by the Annual General Meeting of the Company, the share acquisition can occur on the stock market or over the counter, with approval of the supervisory board required for over-the-counter purchases.

The management board with the consent of the supervisory board has resolved to make use of this authorisation as follows:

Conditions of the share buy-back

Start and anticipated duration: from 16 June 2011 through 10 July 2012 Share class: Common shares (ISIN AT000000STR1) Volume: up to 10 % of the share capital of the Company, i.e. up to a maximum of 11,400,000 shares Purchase price: from EUR 1.00 (including this amount) to EUR 27.115 (including this amount) Purchase method: on the stock market and possibly over the counter (OTC) Purpose: to any purpose allowed by Section 65 Paragraph 1 No. 8 of the Austrian Stock Corporation Act (AktG), especially for the purpose of using own shares as cash for growth Day of resolution: 10 June 2011 Day and type of publication of resolution: the publication has occured on 10 June 2011 in accordance with Section 82 Para. 8 of the Austrian Stock Exchange Act (BörseG) Further inquiry note:

STRABAG SE Diana Klein, CFA Head of Investor Relations Tel: +43-1-22422-1116 diana.klein@strabag.com

issuer: STRABAG SE Donau-City-Straße 9 A-1220 Wien phone: +43 1 22422 -0 FAX: +43 1 22422 - 1177 mail: www.strabag.com WWW: investor.relations@strabag.com sector: Construction & Property ISIN: AT000000STR1, AT0000A05HY9 indexes: WBI, ATX Prime, ATX, SATX stockmarkets: official market: Wien language: English

Aussendung übermittelt durch euro adhoc The European Investor Relations Service