July 21, 2015/LafargeHolcim

In accordance with Article 20 of the Federal Act on Stock Exchanges and Securities Trading (Stock Exchange Act), LafargeHolcim Ltd was informed by Schweizerische Cement Industrie-Gesellschaft (Thomas Schmidheiny), Groupe Bruxelles Lambert (Jacqueline Desmarais, André Desmarais, Paul Desmarais Jr, Albert Frère), Eurocement Holding AG (Filaret Galchev-Kaltsidis), NNS Jersey Trust (Nassef Sawiris), Dodge & Cox and Harbor Funds about their number of voting rights and of the registered share capital they hold in LafargeHolcim Ltd.

The below mentioned investors disclosed to LafargeHolcim Ltd following the publication of the capital increase of Holcim Ltd in the SOGC (Swiss Official Gazette of Commerce) on July 15, 2015 the following information: Investor  Threshold Percentage of voting rights as of 15 July 2015 Schweizerische Cement-Industrie-Gesellschaft (Thomas Schmidheiny) Fell under threshold of 20 percent 11.872  Groupe Bruxelles Lambert (Jacqueline Desmarais, André Desmarais, Paul Desmarais Jr, Albert Frère) Exceeded threshold of 5 percent 9.84  Eurocement Holding AG (Filaret Galchev-Kaltsidis) Fell under threshold of 10 percent 6.389  NNS Jersey Trust (Nassef Sawiris) Exceeded threshold of 3 percent 4.97 (3.99 in reg. shares)  Dodge & Cox Exceeded threshold of 3 percent 3.41 Harbor Funds Fell under threshold of 3 percent 1.8609.