Arch & LonzaSwiss company Lonza Group has completed the acquisition of US company Arch Chemicals as a wholly owned subsidiary, now forming the new Microbial Control business division of Lonza and led by Jeanne Thoma, as previously announced.


Commenting on the acquisition completion, Lonza chief executive officer Stefan Borgas said: “After having built the world’s leading pharmaceutical contract manufacturer over the past years, we as of today also are the world’s leading microbial control business. This step enhances our global footprint, balances our currencies and business models. We have the willingness and the resources to invest in R&D and applications development for the benefit of all our customers.”