Cost-effective solutions for biological and cellular therapeutics

Stemmatters is a fully integrated CDMO operating in human cell and tissue products, advanced cell therapies, and other complex biologicals.


Stemmatters offers services to develop and implement procedures for isolation and banking of a large variety of human cells.

  • Taking a therapeutic asset from discovery to market is a complex challenge for any organisation, and therapies such as cell and tissue-based biologicals face additional barriers...
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  • Engineering a robust, scalable and reproducible manufacturing process is a challenging task....
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  • Robust and validated product and process analytics are at the heart of product quality programmes...
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Stemmatters can assure all manufacturing steps from material reception to final product’s fill & finish, batch release, storage and retrieva

Cell Therapy

Stemmatters provides manufacturing of cell-based advanced therapy medicinal products...


Stemmatters is very well acquainted with the production of biological blood-derived products across all segments of the supply chain...

Quality Control

Quality assurance and control is central to patient safety, product performance, regulatory compliance and ultimately commercial success...

Cell Banking

Cell banking provides integrity of a cell population and assures that cells are readily available for subsequent application...

Aseptic Filling & Storage

Stemmatters offers semi-automated or manual fill & finish operations in a sterile environment.
Our technology

Stemmatters has developed a versatile product development platform to support formulation development of medical devices and investigational medicinal products

mimsys® Platform

Stemmatters has established mimsys®, a technology platform consisting of an extensive library of proprietary, semi-synthetic new chemical...

Translational Approach

Stemmatters adopts a rational approach to designing novel compounds that leverages advanced in silico modelling ...

Cartilage Repair

The versatility and effectiveness of mimsys is demonstrated by STM-148B, our lead candidate for cartilage repair...


The mimsys platform is protected by four patent families. Stemmatters also owns strategic patents in areas adjacent to the mimsys® platform

Selected Publications

You can access to the list of most relevant publications of our team...
News & Events

Follow the latest news, events where we will be present and press releases...

    • Press
    PAT4CGT project was awarded with the prestigious €4.7M Pathfinder grant from the European Innovation Council (EIC)
    • Events
    Stemmatters to attend ISSCR 2022 Annual Meeting
    • News & Events
    Andreia R. Fernandes is our Junior Manufacturing Assistant. Meet her here.