All following companies are affiliates of Merck KGaA, Darmstadt, Germany  
  National  
 

Merck Life Science UK Limited

An affiliate of Merck KGaA, Darmstadt, Germany

Registration Number: 660457 
Registered Office: The Old Brickyard, New Road, Gillingham, Dorset, SP84XT, United Kingdom

 

 

Merck Serono Ltd.

An affiliate of Merck KGaA, Darmstadt, Germany

Registration Number: 990823 
Registered Office: 5 New Square, Bedfont Lakes Business Park
Feltham, TW14 8HA, United Kingdom

 

 

Sigma-Aldrich Company Limited

An affiliate of Merck KGaA, Darmstadt, Germany

Registration Number: 2204655
Registered Office: The Old Brickyard, New Road, Gillingham, Dorset, SP84XT, United Kingdom

 

 

BioReliance Ltd.

An affiliate of Merck KGaA, Darmstadt, Germany

Registration Number: SC122851
Registered Office: 13 Queens Road, Aberdeen, AB15 4YL, United Kingdom

 

 

SAFC Biosciences Limited

An affiliate of Merck KGaA, Darmstadt, Germany

Registration Number: 3195318
Registered Office: The Old Brickyard, New Rd, Gillingham, Dorset, SP84XT, United Kingdom

 

 

SAFC Hitech Limited

An affiliate of Merck KGaA, Darmstadt, Germany

Registration Number: 1670306
Registered Office: The Old Brickyard, New Rd, Gillingham, Dorset, SP84XT, United Kingdom

 

 

Millipore (U.K.) Limited

An affiliate of Merck KGaA, Darmstadt, Germany

Registered in England under Company No. 04130249 
Registered Office: 5 New Square, Bedfont Lakes Business Park
Feltham, TW14 8HA

 

  Merck Performance Materials Limited
An affiliate of Merck KGaA, Darmstadt, Germany
Registration Number: 12251750
Registered Office: 5 New Square, Bedfont Lakes Business Park, Feltham, TW14 8HA, United Kingdom
 
  Versum Materials UK Limited
An affiliate of Merck KGaA, Darmstadt, Germany
Registration Number: 9868072
Registered Office: 5 New Square, Bedfont Lakes Business Park, Feltham, TW14 8HA, United Kingdom