Solvay SA

Declaration of Voting Results & Voting Rights Announcements • Aug 8, 2014

M&G Limited Laurence Pountney Hill London EC4R OHH

Tel 020 7626 4588 www.mandg.co.uk

08 August 2014

Solvay Sa Rue de Ransbeek, 310 B-1120 Brussels (Belgium)

Dear Sir / Madam,

Disclosure of Voting Rights in Shares

As confirmation of our current position in Solvay SA, we inform you that Prudential plc now controls voting rights in 2,556,028 shares of Solvay SA, which estimates to a 3.01% holding as of 7th August 2014.

Of this holding, 1,965,904 shares are held by M&G Global Dividend Fund. These securities are owned legally by M&G Global Dividend Fund, an open-ended investment company with variable capital incorporated in England and Wales.

The address for Prudential plc is Laurence Pountney Hill, London, EC4R 0HH.

If you have any problems or queries please contact me on the number below.

Yours faithfully,

Martil I harren

Mark Thomas for and on behalf of Prudential plc

Direct Line 020 7548 3261 Direct Fax 020 7548 3268 Email mark.thomas@mandg.co.uk