at a glance
As a globally leading contract and development manufacturing organization, we produce pharmaceutical ingredients and finished products as an integrated supplier.
The most trusted partner in the pharmaceutical industry
Siegfried offers contract developing and manufacturing of active pharmaceutical ingredients, intermediates and finished dosage forms. Our integrated approach ensures that we can provide a range of services, from process development and optimization to registration, production, packaging and logistics.
A global network of excellence
Siegfried counts on a global network of 12 facilities in seven countries on three continents for the production of active pharmaceutical ingredients and intermediates (Drug Substances) and finished dosage forms (Drug Products).
Ensuring safe drugs for patients worldwide
Siegfried supplies approximately 200 out of 1500 APIs approved by the FDA. We serve more than 500 customers globally, and up to one billion people come in contact with Siegfried products every year. Over 100 million doses of Covid-19 vaccines have been manufactured by Siegfried.
Determined to develop greener production processes
We are committed to reducing our carbon footprint in close collaboration with our customers. With our expertise in process optimization, we help our customers to develop greener production processes, which require less energy and produce less waste while maximizing the safety of our products. Siegfried is a member of the Dow Jones Sustainability Index Europe and rated AA by MSCI.
150 years of expertise
Founded in 1873 by pharmacist Samuel Benoni Siegfried in Zofingen, Switzerland, the company has been growing steadily ever since. Siegfried evolved into a global player with state-of-the-art facilities and cutting-edge technologies through the strategic acquisitions.