7 August 2007

Ad hoc: HeidelbergCement to sell maxit Group to Saint Gobain

HeidelbergCement announces that it has entered into an agreement with Compagnie de Saint Gobain on the sale of maxit Group. The purchase price amounts to EUR 2,125 million. The closing is subject to regulatory approval and HeidelbergCement expects the transaction to close in late 2007.

With the sale of maxit HeidelbergCement pursues consequently its strategy of focusing on processing and refining of raw materials for its core products cement and aggregates and further downstream activities.

HeidelbergCement will use the transaction proceeds to help finance its acquisition of the British building materials producer Hanson PLC announced earlier this year.

Heidelberg, 7 August 2007

HeidelbergCement AG
The Managing Board

Ad hoc announcement pursuant to § 15 German Securities Trading Act (WpHG)

Andreas Schaller

Group Spokesman, Director Group Communication & Investor Relations
+49 6221 481 13249
+49 6221 481 13217
HeidelbergCement AG
Berliner Straße 6
69120 Heidelberg