Your Moleculematters

A continuum of small to large scale Custom API capabilities

As a Global CDMO we support at every stage of the product lifecycle.

With 25 years of experience in process development, scale-up and ongoing cGMP manufacturing of small molecule APIs, we support emerging, specialty and large pharmaceutical customers for their drug substance or drug delivery needs.


Highly efficient cGMP manufacturing capabilities

As a fully integrated CDMO, Seqens is uniquely positioned to address the continuum of the API value chain : API, HPAPI, cGMP & non-GMP intermediates, RSM, controlled substances, excipient for drug delivery


A trusted supplier
of proprietary APIs

More than 50 APIs have been successfully launched in the United States, Europe and Japan with consistently superior quality, reliability and customer service, supported by regulatory documentation to meet the most stringent standards from local agencies


A continuum of custom synthesis technologies

11 industrial plants and 10 R&D centers in Europe, North America and Asia.

More than 300 scientists, engineers and experts develop tailor-made solutions for its customers and ensure that products are successfully transferred into production.




SEQENS is committed to the development and production of critical molecules in France

SEQENS has decided to invest €65M to increase its development and production capacities for active ingredients and pharmaceutical intermediates and to accelerate…
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API Manufacturing / General

A new large scale potent API manufacturing unit at SEQENS Villeneuve-La-Garenne

Shifting needs in the pharmaceutical market are driving a stronger demand for specialized production units to manufacture highly potent active…
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Seqens CDMO global presence

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6 cGMP/FDA inspected sites in EU & US


Pre-GMP sites for RSMs & Intermediates


M3 capacity


DMFs for commercial APIs


Scientists, experts and engineers


R&D centers in UE and US