About Us

Corporate Philosophy

We enable our biotech customers to deliver innovative biotherapeutics to patients. Our industry-leading biologics development platforms and flexible GMP manufacturing services – tailored to project-specific requirements – are implemented by a highly motivated team of professionals with deep-rooted scientific knowledge and industry experience. In everything we do, we go one step beyond expectations to help our customers exceed their goals, more efficiently and reliably.

Everything we do or say about ourselves is driven by our core values empathy, efficiency and excellence. Our empathy helps us to better understand the needs and value drivers of our customers. We offer efficiency through individually-adapted interfaces, from development to market production of biopharmaceutical drug substances and drug products, enabled by our highly robust bio-solutions platforms, flexible tailored processes and Quality by Design approach.

Excellence comes with our deep-rooted commitments to be focused and willing to learn. We check our achievements and improvements in everything we do. Thanks to an extensive network of thought-leaders and scientific experts within Celonic and the JRS Group, we can access the knowledge base and expertise required to develop and deliver bio-solutions, thus exceeding the expectations of our customers.

We firmly believe in continuous improvement. We are driven by the courage to think big. We strive for excellence and have the commitment to GET IT DONE.

  • Collaborative mindset We work together with our customers – from development to commercialization of their breakthrough biologics.
  • Excellence We live by the principles of Total Quality Management offering our clients performance and reliability through flex process and adherence to GMP and ISO compliance requirements. Assisted by our quality management system.
  • Listen with empathy Drawing from our experience, we listen to our clients and our business partners to understand and unlock their business potential.
  • Optimize We use our clients’ resources efficiently. We adapt our processes to ensure the most risk-informed and resource-efficient way to reach the target.
  • Novel Celonic is strongly committed to the development of bio-processing and GMP manufacturing platforms of the future, aware that our customers are working with ever-increasing complex modalities.
  • Integrity Trust is a fundamental requisite of good business. That is why we regard integrity as a critical core value. Celonic is about being open, honest and respectful at all times with our Stakeholders.
  • Communication We are highly transparent and flexible in our project communications, with strong corporate values fueled by highly motivated people.

This philosophy applies to our products, our services and our relationships with our customers, partners and colleagues. This is what we call Biopharma-Business Excellence.

About Us


As part of privately-owned and independent family business JRS, J. RETTENMAIER & Söhne Group, Celonic’s history is a success story. In over 30 years, the company has continuously expanded from research projects to GMP manufacturing for Clinical Phase III material with commercial market supply. Celonic has more than 20 years experience in GMP manufacturing.

And we are continuously moving forward to reach new milestones together with our partners.

About Us


Celonic is located in Basel, Switzerland, one of the most important cities for pharmaceutical companies worldwide. The second facility is based in Heidelberg, Germany, a city of science and culture. On both sites, CELONIC uses state-of-the-art equipment for downstream processing, e.g. tangential flow filtration for cell separation and ÄKTA-based systems for chromatographic separation.

In our quality control units, we have established and qualified analytical devices and methods necessary for the characterization of process intermediates, drug substance and drug product.



In Heidelberg, a city of science and culture, our facilities provide R&D, quality control, drug substance manufacturing and filling of drug products. Our Clean room area of 1250 sqm offers various GMP manufacturing possibilities at various batch sizes for fed-batch and perfusion technology.

Celonic Deutschland GmbH & Co. KG
Czernyring 22
D – 69115 Heidelberg



Headquartered in Basel City, the world-renowned pharma hot-spot in the triangle of France, Germany and Switzerland, Celonic operates facilities comprising 950 sqm clean rooms for GMP production, as well as laboratories for cell line development, process development and quality control.

Celonic AG
Eulerstrasse 55
CH – 4051 Basel

Celonic Service

Strong believer in mutually-beneficial business models to shape long-term collaborative partnerships, addressing inherent risks and creating WIN-WIN VALUE PROPOSITIONS

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