Aguettant, an independent French pharmaceutical company, and PX’Therapeutics, a French Contract Manufacturing Organization dedicated to the development of recombinant proteins, join forces to boost their activities

LYON & GRENOBLE, France--(BUSINESS WIRE)-- Aguettant, a pioneer in drugs for injection since 1903, invests in the field of biotechnologies. Aguettant Biotech, a fully-owned subsidiary of Aguettant Santé, acquires a majority stake in the equity of PX’Therapeutics.

PX’Therapeutics, a specialist in protein engineering and development of protein and antibody therapeutics from the early research stage through to the preclinical and clinical phase I/II production, will benefit greatly from joining Aguettant group. The company will expand and further strengthen its services to customers by increasing its manufacturing capabilities to industrial scale, to support late-stage clinical studies and commercial scale production.

Through this operation, Aguettant creates a capability to develop biotechnology products in the future, alone or in partnership with other companies.

PX’Therapeutics will remain autonomous in its business and fully dedicated to customers’ projects. PX’Therapeutics co-founders, Tristan Rousselle and Nicolas Mouz, will stay as minority shareholders. The company’s management remains under the direction of Tristan Rousselle.


  • Family-owned pharmaceutical company based in Lyon, France
  • Sales over € 85 M over the past 12 months, of which more than 20% abroad
  • 3 development axis:
    • designing and industrialising innovative drug delivery systems for enhanced security in emergency medicine,
    • offering a range of essential micro-nutrients capable of preventing and curing critical deficiencies,
    • taking care of patients suffering from severe symptoms of Parkinson’s disease.
  • Main project in progress: building a new R&D and manufacturing unit with the prospect of boosting innovation capabilities and enhancing international growth.


  • Based in Grenoble and in Lyon, France
  • Established in 2000
  • Over 50 employees
  • Turnover : € 4 M + € 4.5 M of other revenues (2011)
  • 190 clients – 60% of the turnover is generated from customers outside France
  • Over 800 recombinant protein and monoclonal antibodies projects performed so far – several clinical batches produced are currently in phase I and II clinical trials in Europe and the USA.

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Coralie Mannino
Phone : +33 4 78 61 47 69
Fax : +33 4 78 61 09 35
Email :
Claire Untereiner
Phone : +33 4 38 02 36 59
Fax : +33 4 76 96 10 38
Email :

Source: PX’Therapeutics