Unassociated Document
 
As filed with the Securities and Exchange Commission on June 4, 2007
Registration No. 333-123427
 
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
 
 
 POST-EFFECTIVE AMENDMENT NO. 1 TO
FORM S-8 REGISTRATION STATEMENT NO. 333-123427

UNDER
THE SECURITIES ACT OF 1933
 
 
 
 
MERCK SERONO S.A.
(Exact name of registrant as specified in its charter)

Switzerland 
  
Not Applicable
(State or other jurisdiction of incorporation or organization)
  
(I.R.S. Employer Identification No.)
                                                                                         
 
9, Chemin des Mines
Case Postale 54
1202 Geneva, Switzerland
Tel.: +41-22-414-3000
(Address, Including Zip Code, and Telephone Number, Including Area Code, of Registrant’s Principal Executive Offices)
 
 
EMPLOYEE SHARE PURCHASE PLAN
DIRECTORS SHARE PURCHASE PLAN
SHARE MATCH PLAN
STOCK OPTION PLAN
DIRECTORS STOCK OPTION PLAN
(Full title of the plan)
 
Fereydoun Firouz
EMD Serono, Inc.
One Technology Place
Rockland, MA (800) 283-8088
(Name, Address, Including Zip Code, and Telephone Number, Including Area Code, of Agent For Service)
 
 
 


DEREGISTRATION OF UNSOLD SECURITIES
 
This post-effective amendment relates to the following Registration Statement on Form S-8 (the “Registration Statement”) of Merck Serono S.A. (formerly Serono S.A.) (the “Company”):
 
File No. 333-123427, pertaining to the registration of the Company’s 346,557 bearer shares, par value CHF 25 per share (which may be offered in the form of American depositary shares, each representing a one-fortieth of a bearer share), which was filed with the SEC and became effective on March 18, 2005.
 
The Company intends to file a Form 15F with the SEC to effect the deregistration of its bearer shares and American depositary shares under Rule 12h-6(a) under the U.S. Securities Exchange Act of 1934, as amended.  In accordance with the undertakings made by the Company in the Registration Statement to remove from registration, by means of a post-effective amendment, any of the securities registered under the Registration Statement that remain unsold at the termination of the offering, the Company hereby removes from registration the securities of the Company registered but unsold under the Registration Statement.
 

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SIGNATURES
 
Pursuant to the requirements of the Securities Act of 1933, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this post-effective amendment to be signed on its behalf by the undersigned, thereunto duly authorized, in Geneva, Switzerland on June 4, 2007.
 
 
Merck Serono S.A.
  
       
 
By:
/s/ Francois Naef  
    Name: Francois Naef  
    Title:   Secretary to the Board and Chief Administrative Officer  
       
 
Pursuant to the requirements of the Securities Act of 1933, this post-effective amendment has been signed by the following persons in the capacities indicated on June 4, 2007.
 
By:
  
Title:
     
/s/ Elmar Schnee  
Chief Executive Officer and a Director
Name: Elmar Schnee
  
(Principal Executive Officer)
     
/s/ Olaf Klinger  
Chief Financial Officer
Name: Olaf Klinger
  
(Principal Financial and Accounting Officer)
     
/s/ Michael Becker  
Chairman of the Board
Name: Michael Becker
    
     
/s/ Axel von Wietersheim  
Director
Name: Axel von Wietersheim
    
     
/s/ Carlo Lombardini  
Director
Name: Carlo Lombardini
    
     
/s/ Philippe Tischhauser  
Director
Name: Philippe Tischhauser
    
     
/s/ Joseph Dubacher  
Director
Name: Joseph Dubacher
    
     
/s/ Peter Bohnenblust  
Director
Name: Peter Bohnenblust
    
     
     
/s/ Fereydoun Firouz  
Authorized Representative in the United States
Name: Fereydoun Firouz
  
Authorized Signatory

 
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