Merck in Switzerland

In Switzerland, the business of Merck KGaA, Germany, is represented by the following companies:
squareMERCK SERONO S.A. - GenevaDivision headquarters, located in Geneva, Switzerland, for innovative prescription pharmaceuticals of Merck, a global pharmaceutical and chemical group. Merck Serono discovers, develops, manufactures and markets innovative small molecules and biopharmaceuticals. Its North American business operates in the United States and Canada as EMD Serono.  
squareMERCK (SCHWEIZ) AGMarketing and Sales organization for Merck Serono (pharmaceuticals) and Merck Chemicals in Switzerland (Zug); contact partner for all Swiss customers, medical doctors and pharmacists 
squareMERCK & CIE KGProduction site for active pharmaceutical ingredients (API) and products for chromatographic processes (Altdorf) 
squareMERCK EPROVA AGDevelopment and manufacturing of active pharmaceutical ingredients and high-purity compounds for drug delivery (Schaffhausen)