Our passionate and dedicated employees, along with our unique corporate culture are the foundation of our success.
Many of our leadership team members have been with Bachem for decades, a testament to the great working environment within Bachem and the loyalty we generate with our employees.
We’re fortunate to count on such experienced and dedicated leaders who drive not just Bachem’s, but also our customers’, long-term growth.
Ezzeddine Ben Rayana
Vice President, QA, QC & RA
As Vice President Quality at Bachem Vionnaz, Ezzeddine is responsible for quality assurance, quality control and regulatory affairs. He is a chemist by training, joining Bachem Vionnaz in 1991, just after he completed his PhD. He has held various positions within the quality department. He actively participated in the implementation of the GMP concept at Bachem Vionnaz, surviving 7 US-FDA and 15 Swissmedic inspections and more than 200 customer audits.
Vice President, Quality Control
Dirk is the Vice President of Quality Control based in Bubendorf (Switzerland). He holds a PhD and a Master’s Degree in Peptide Chemistry from the University of Bielefeld (Germany). He joined Bachem in 2005, and started his career working as a group leader in Quality Control. After being promoted to department head Quality Control for Raw and Starting Materials he became Vice President Quality Control in 2019.
Vice President, Head Global Strategic Alliances
Boris leads the Global Strategic Alliances division at Bachem. From 2018 to March 2022, he led Bachem’s sales organization in Europe as VP BD & Sales. During his 20-year tenure at Bachem, Boris held various positions that enabled the company to generate value for partners and help them achieve their goals. He appreciates the innovative, open, and dynamic working environment and is proud to be part of Bachem’s success story.
Vice President, Global Supply Chain Management
Pascal is the Vice President of Global Supply Chain Management based in Bubendorf (Switzerland). He holds a Master’s Degree in Industrial Engineering and Pharmaceutical Management from the Swiss Institute of Technology (ETH) in Zurich. Pascal gained broad operations management experience in various industries and functions for almost 20 years before joining Bachem in April 2019 as Vice President for Supply Chain Management.
Site Manager Torrance, Bachem Americas, Inc.
Frank studied chemistry in Tuebingen (Germany). He obtained his PhD from the Technical University of Berlin in synthetic peptide chemistry with Prof. Suessmuth. Frank started in Bachem’s R&D group as laboratory head in 2009 and held a director position from 2012 to 2014 focusing on non-GMP synthesis of peptides and small proteins and process research. From 2015-2020 he was a director in the R&D group at Bachem headquarters in Bubendorf (Switzerland) focusing on GMP manufacturing of peptide based active pharmaceutical ingredients (API) and new chemical entities (NCEs). Since 2020 he is Site Manager of the facility in Torrance (California).
Vice President, Peptide Manufacturing Upstream
Stefan received his Diploma in Biochemistry in 2004 at Bielefeld University and completed his Ph.D. in Organic Chemistry in 2008. After a Post-Doc position at the Laboratory for Process Research in Zürich from 2008 to 2010, he joined Bachem AG in 2010 as a team leader for liquid-phase peptide synthesis. After one year, Stefan moved as a team leader to solid-phase peptide synthesis. In that role, Stefan was responsible for large-scale SPPS. In 2015, Stefan took over as director, and later solution-phase steps and TFA cleavage added to his responsibilities. In 2019, Stefan took over responsibility for downstream processing with a focus on peptide chromatography and freeze-drying as a senior director. In 2022, Stefan went back to upstream manufacturing and is Vice President of Peptide Manufacturing Upstream since.
Vice President Finance & HR
As Vice President Services working on the Vionnaz site, Jean-Marc is responsible for human resources, supply chain, engineering and administration. He has a Bachelor’s Degree in business administration and is experienced in human resources management as well as in finance and controlling. Jean-Marc has a pragmatic approach to solving problems and he has successfully driven different projects in finance and human resources during the last decade.
Vice President, Finance Europe
Uwe has worked as VP Finance Europe for Bachem since 2013. He is accountable for finance and controlling for the regions of Europe and Asia. He is a finance professional with 20+ years of experience in the food and pharmaceutical industry. Before joining Bachem, he held various positions at Roche and Kraft Foods. His goal at Bachem is to ensure “financial peace,” while supporting the business to leverage efficiency.
Senior Vice President, Strategic Initiatives
Brian started his career with Bachem in 1991 as a chemist synthesizing research grade peptides by SPPS, ultimately moving to GMP peptide manufacturing. After nearly a decade in manufacturing, Brian transitioned to quality and compliance, leading the Torrance site quality unit for 12 years. From 2013 through 2021, Brian was the Chief Operating Officer for the Americas, overseeing the addition of the Vista site to Bachem and realizing a 4-fold increase in manufacturing capacity and output in the Americas. Brian now heads up strategic initiatives for Bachem. Brian has a Bachelor’s Degree in chemistry from the University of California, San Diego, and a MBA from San Diego State University.
Vice President, Quality, Bachem Europe
Gerhard is currently heading the Central Function Quality of Bachem’s European sites. Before, he led the QA/RA department of the Bubendorf site for more than 10 years. Gerhard has been with Bachem since 1992 in Switzerland and the U.S. in various positions including QA, Production, and R&D. He holds a Ph.D. in Organic Chemistry from the University of Stuttgart, Germany.
Vice President of Quality, Bachem Torrance
Tobias holds a Master’s degree in Food Chemistry and a PhD in Analytical Chemistry from the University of Wuerzburg (Germany). He joined Bachem in 2014 as Vice President Quality Control in Bubendorf (Switzerland). Since 2019, Tobias is Vice President of Quality at the Torrance (California) facility. In this role he oversees the site QC and QA operations. Before joining Bachem, Tobias worked in various leadership positions in Analytical Development and Quality Control at Carbogen Amcis (CMO for small molecules) and Mepha/Acino (drug product manufacturer). Tobias strives for continuous improvement and is passionate about being part of Bachem’s fast-paced development.
Vice President, BD & Sales, Asia Pacific
Gary is responsible for Business Development and Sales for the Asia Pacific regions. He established Bachem Japan K.K. in 2018 and will continue to forge partnerships in Asia. Gary is a dependable and results-driven business professional with 30 years of progressive experience supporting diverse functions in peptide contract manufacturing for the pharmaceutical and biotech industries. His professional competencies include business development, sales, marketing, product management, and logistics. Before joining Bachem, Gary worked at American Peptide Company in various leadership roles.
Vice President, Head Exclusive APIs
Peter leads the Exclusive APIs division at Bachem. From 2013 until March 2022 he was Vice President of Business Development and Sales, Americas. Peter has more than 30 years of commercial experience in the life science and pharmaceutical arenas and is proud to be part of a growing, customer-focused team at Bachem. Before moving into the commercial world, Peter’s laboratory experience includes being a Biochemist and then Clinical Biochemist at the Roslin Institute (Edinburgh) and then the Oncology Department, Charing Cross Hospital (London). Prior to joining Bachem, Peter held various management positions, in both Europe and the United States, at companies including Packard (now Perkin Elmer), RTS Lifescience (now Brookes Life Sciences), and Silicon Biosystems (now Menarini Silicon Biosystems).
Vice President, Central Function Quality
Fariba joined Bachem in 2015 as Vice President of Central Function Quality. In this role, Fariba is responsible for Quality Systems, Validation and Regulatory Affairs for Torrance and San Diego sites. Fariba has more than 30 years of experience in Quality Control and Quality Assurance and has held various management positions in the Biotechnology sector including at Amgen and Baxter. She holds a Bachelor’s Degree in Medical Technology from Michigan State University and a Master’s Degree in Industrial Microbiology from Long Island University.
Vice President, Quality Assurance, Bachem Americas, Inc.
Ann-Kristin is the Vice President of Quality Assurance for Bachem Americas. She holds a Ph.D. degree in peptide chemistry from the University of Bielefeld (Germany). Before joining Bachem, she held various positions in the pharmaceutical field, including at the Scripps Research Institute (San Diego) and Merz Pharmaceuticals (Frankfurt/M). In 2014 she joined Bachem and started her career as a group leader in quality control. After being promoted to the department head of Quality Control for Services and Compliance in 2019, she became Vice President of Quality Assurance in 2022. In this role, she oversees quality assurance at the sites in Torrance and San Diego.
Vice President, Peptide Manufacturing
Jens studied biology and chemistry, did his Ph.D. in organic chemistry, and postdoc in the USA. He gained his professional experience in R&D, pilot plants, production, and QA at Dottikon Exclusive Synthesis, Abbott, and Biotronik. From 2014 to 2021 he was Head of Production LPPS at Bachem AG in Bubendorf, where knowledge, responsibility, and experience in development, optimization, and production in the solution phase were combined.
Site Manager Vista, Bachem Americas, Inc.
Rohtash Kumar holds a Ph.D. in Organic Chemistry (Delhi University) with an emphasis in total synthesis, and an MBA with a focus in Operation Management. Rohtash went on to complete postdoctoral work at the University of Alberta and National Research Council of Canada in oligopeptide chemistry. After several years of API manufacturing experience at Sigma-Aldrich, Apotex, and other industries, Rohtash joined Bachem Americas in 2015 as Director of Manufacturing at the Torrance, CA location. Since 2022 Rohtash is the site manager of the Bachem Vista site. Before that, he was Vice President of Manufacturing since 2018. He originally started at Bachem’s Torrance site until he moved to Vista in 2020, as Vice President of Manufacturing. In that role, he continued to simultaneously support manufacturing operations in Torrance. Rohtash emphasizes training, commitment, quality, and the first-time-right approach as cornerstones of successful API manufacturing.
Vice President, CMC Compliance
Jackie’s current role is Vice President of CMC Compliance. In 1986, Jackie joined Bachem as a chemist in the Quality Control laboratory. After 10 years managing the laboratory, Jackie transitioned to Quality Assurance and Regulatory Affairs, and held various positions within these departments. Her experience has given her a broad knowledge base which she uses to determine what attributes are required for the various phases of API development through to commercialization. Jackie has a Bachelor’s degree in Chemistry from the University of California, at Santa Barbara.
Vice President, Production, Bachem Vionnaz (CH)
Frank studied chemistry and obtained his PhD in Bonn (Germany). He joined Bachem in 2011 as the Director Technology & Development and in 2013 took the position of Vice-President Production working at the Vionnaz site. Frank is responsible for all the large-scale productions within the Bachem group. An organic chemist by trade, before joining Bachem, he held various management positions in CMOs and CROs in the United States, the United Kingdom, Germany and the Netherlands.
Site Manager, Bachem (UK) Ltd.
Julie graduated with a B.Sc. in Chemistry from the University of Liverpool, UK, in 1987 and joined Peninsula Laboratories Europe Ltd (PLE) working as a peptide chemist until 1988. After one year working in the Peptide R&D group at Astra Zeneca in Alderley Park, UK, she returned to PLE and completed her M.Sc / Ph.D part-time at the University of Manchester, UK. She has held various positions within PLE and subsequently Bachem (UK) Ltd, and became Site Manager in 2013.
Vice President, Head Global Business Development
Chris leads the Global Business Development department at Bachem. Previously, he was Senior Director of Business Development (BD) for Bachem Americas. As Senior Director of BD, he was at the forefront of communications related to the development and manufacturing of new peptide and oligonucleotide-based chemical entities with his team of peptide experts in the field. Chris has nearly a decade of experience at Bachem and previously earned a Ph.D. in organic chemistry from the University of California, Irvine.
Vice President HR, Bachem Americas, Inc.
Kimberley joined Bachem in July of 2021 as Vice President of Human Resources for Bachem Americas. Passionate about people, Kimberley’s career has focused on talent development and maximizing the team member experience in multiple industries and countries. Prior to joining Bachem, she held the position of VP of HR and Communications at Safran Passenger Solutions. Previously she held HR leadership positions at Wabtec, Bresnan Communications, ePolicy and Toyota. Kimberley has a BA in Business Administration with a focus on Human Resources Management from CSU Fullerton, and an MBA from UCLA’s Anderson School with a focus in Marketing.
Chief Human Resources Officer
As the global head of HR, Viviane is responsible for providing leadership for our regional HR departments, as well as driving the Bachem-wide HR strategy and organization. Viviane has an international track record of over 20 years in HR leadership roles in both small biotech and big pharma and holds an MBA from the New York Institute of Technology.
Vice President, Supply Chain Management, Bachem Americas, Inc.
Divina joined Bachem Americas, Inc. in Torrance, CA, in 2006 in the Purchasing Department and successively transitioned to management positions focusing on Logistics and Distribution. She currently holds the position of Vice President of Supply Chain Management for Bachem Americas, responsible for both the Torrance and Vista sites. Divina holds a Bachelor’s degree in Business Administration, with a concentration in Management Information Systems from California State University of Long Beach. In addition to her daily leadership role, Divina also serves as a member of the Bachem Americas, Inc. Executive Committee.
Vice President, Head Oligonucleotides
Daniel brings 15 years of industry experience to the team, with an emphasis on TIDES process R&D, manufacturing and CMC development. He leads Bachem’s oligonucleotide unit including innovation projects, R&D and manufacturing activities. Daniel holds a PhD in organic chemistry from the University of Konstanz, and an MBA from the International Institute for Management Development (IMD), Lausanne. In previous stages of his career he was a lab head for process optimization, technology transfer, Quality by Design, and scale-up of synthetic peptide manufacturing procedures. From 2012, Daniel was a Vice President API Manufacturing and had full responsibility for all large-scale solid phase peptide and oligonucleotide syntheses, downstream operations, and CMC activities within Bachem AG.
Site Manager at Bachem Bubendorf
Beat joined Bachem as a chemist in 1982, and has in-depth knowledge in solution phase peptide chemistry. He has held several leading positions in development, production, supply chain and services. Since 2014, Beat has led the Bachem site in Bubendorf as Site Manager.
Vice President, Head Global Marketing
In 2020, Manuela joined Bachem as Vice President Global Marketing based in Bubendorf. She holds a PhD in Biochemistry. Prior to Bachem, Manuela worked more than 20 years in roles with increasing responsibility for Pfizer, Novartis, Novo Nordisk, Vifor-Fresenius and GC Aesthetics, during the last 10 years at Vice President- or C-level. With her broad marketing and leadership experience she puts a strong focus on market intelligence, customer centricity and digital marketing.
Vice President, R&D
Ralph is a chemist by training, with a PhD in organic chemistry. He joined Bachem in 2003. After increasing responsibilities in the fields of process development (scale-up strategies), process research and custom synthesis, he became Head of the Process Research Department in 2010 and two years later Head of the GMP Process Development Department. Since 2015, Ralph is VP R&D and member of Bachem’s International Research Committee. In 2019, Bachem entered the oligonucleotide business which is under his supervision in R&D.
Vice President, Quality Assurance & Regulatory Affairs
Christoph has a PhD in chemistry from the Technical University of Munich in Germany. He has worked with Bayer AG (Wuppertal) in analytical research, with Roche Diagnostics (Mannheim) in Quality Control, and Roche Pharma (Grenzach-Wyhlen) in Quality Assurance. In 2017, Christoph joined Bachem in Bubendorf. He has held his current role as Vice President Quality Assurance & Regulatory Affairs since 2018.
Martin E. Seiler
Site Manager & Senior Vice President at Bachem Vionnaz
Martin is the Site Manager of our large-scale production site of Vionnaz based in Switzerland (SUI). He holds a PhD in Organic Photochemistry from the University of Basel and started his career working at Ciba Specialty Chemicals as a process development chemist. He joined Bachem Vionnaz in 2003, first as the VP of Production, and after successfully setting up the site’s large-scale manufacturing operations he became site manager in 2011.
Vice President, HR Europe at Bubendorf
Christian is the Vice President HR Europe based in Bubendorf. As a peptide chemist by training, he joined Bachem in 2001. After 14 years in a management position in R&D, Christian completed a Master’s Degree in Human Resources Leadership and took over the role of Head of HR in Bubendorf. He was promoted to his current role in 2020.
Vice President, Global Accounting
Michael joined Bachem in 2007 as Group Controller, being responsible for the financial consolidation as well as the internal and external financial reporting. In 2016 he became Director of Corporate Finance and in 2022 VP of Global Accounting increasing his accountabilities to the fields of treasury, taxes, and the whole financial accounting of the Bachem Group including all subsidiaries. Michael holds a degree as a Swiss-certified public accountant. Before he joined Bachem he used to work as an auditor for Ernst & Young.
Chief Operating Officer, Bachem Americas, Inc.
Anne-Kathrin Stoller joined Bachem AG in Bubendorf in 2006 and headed the Business Development Unit from 2008 to 2010. Subsequently, she was responsible for the Business Development & Sales Department for Europe and Asia. Serving as Vice President and Department Head she was also a member of the local management team in Bubendorf. From 2018 until March 2022 she was CMO of the Bachem Group. and a Member of the Corporate Executive Committee.
Anne-Kathrin Stoller studied chemistry in Hannover (Germany) and Cambridge (UK). After obtaining her doctorate under the supervision of Prof. Dr. Bernd Giese at the University of Basel (Switzerland), she started her career in the sales team of Exxonmobil Chemical.
Vice President, CMC Development, Bachem Americas, Inc.
Matteo joined Bachem in 2004 as Director of Research. During his career at Bachem Americas he covered both the position of VP of R&D responsible for process development, and VP of Manufacturing responsible for commercial production. In his current position as VP of CMC Development, he supports Bachem customers in identifying the activities assuring a successful CMC development. Matteo holds a Doctorate in Chemistry and Pharmaceutical Technology from University of Milano, School of Pharmacy.
Vice President, Production at BTO, Bachem Americas, Inc.
As Vice President of Production at Bachem Torrance, Wei is responsible for GMP manufacturing of Generic and NEC peptides as well as API commercial production. He is a chemist by training in carbohydrate synthesis, oligonucleotide synthesis, and peptide production for 30 years. Prior to joining Bachem in 2020, he had worked with a peptide company, CSBio and led TIDES automation, peptide process development and commercial production. He holds a PhD degree in Chemistry from the Chinese academy of sciences (CAS).
Vice President, Quality Control, Bachem Americas, Inc.
Raymond leads the quality control and analytical research & development in Bachem Americas for both Torrance and Vista sites. He obtained his Ph.D. in Analytical Chemistry from University of Calgary, Canada. Raymond comes to Bachem with more than 20 years of pharmaceutical and biopharmaceutical experience with a successful career in analytical development and quality control with progressively increasing leadership responsibilities. Prior to joining Bachem, Raymond held various management positions in pharmaceutical companies and CDMOs.
Michael holds an Executive MBA from IMD Lausanne and a Master’s Degree in Applied Mathematics and Computer Sciences from Moscow State University. He joins us from his current role as a Senior Management Consultant with Lonza, where he led a number of infrastructure, information security, SAP implementation and service improvements projects, and served as Head of PMO and Head of Engineering, Infrastructure.
Responsible for managing Bachem and for implementing policies and strategies as defined by the Board of Directors.
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Board of Directors
The Board of Directors are responsible for defining Bachem’s corporate strategy and are elected by the company shareholders.
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