Participation notification

Regulated information
 
BRUSSELS, 28 September 2011, 5.40 pm (cet).
 
In  accordance with the financial transparency rules and legislation, Solvac has
notified  Solvay  that  on  19 September  2011 the participation of Solvay Stock
Option Management in Solvay has passed upward the threshold of 3%.
 
At  this date, the  participation of Solvay  Stock Option Management amounted to
3.02% of   the   shares   issued   by  Solvay  S.A.,  or  2,558,409 shares.  The
participation of Solvac in Solvay amounted to 30.12% (25,512,757 shares).
 
The  participation of  Solvac and  Solvay Stock  Option Management  in Solvay is
published in the Investor Relations section of Solvay's website.
 
For further information please contact:
 
PATRICK VERELST, Head of Investor Relations
SOLVAY S.A.
T. +32 2 264 1540
patrick.verelst@solvay.com
www.solvay.com
 
Participation notification: 
http://hugin.info/133981/R/1550497/477343.pdf
 
This announcement is distributed by Thomson Reuters on behalf of 
Thomson Reuters clients. The owner of this announcement warrants that: 
(i) the releases contained herein are protected by copyright and 
    other applicable laws; and 
(ii) they are solely responsible for the content, accuracy and 
     originality of the information contained therein. 
 
Source: Solvay S.A. via Thomson Reuters ONE
 
[HUG#1550497]