Company history

For 30 years, Diapharm has been winning its clients with far-sighted and creative strategies – both nationally and internationally.

1988 Diapharm® is founded by Dr Stefan Sandner as an agency specialising in regulatory consulting in the city of Münster, Germany.
1995 Diapharm acquires the analytical laboratory of former proprietor Planta Subtil (Boehringer Ingelheim) in Oldenburg, Germany, and expands its range of services to include dossiers, marketing authorisations, sales of MAs, and business development.
2002 With the growing demand for analytical services for medicinal products and food supplements, the service laboratory is expanded through a cooperative arrangement with the German Federal Association of Pharmaceutical Manufacturers (BAH).
2005 Our unique business concept breaks new ground in the industry – we are the first contract batch release provider for medicinal products and medical devices, providing the pharmaceutical industry with the opportunity to meet the increasingly strict standards for release and market launch - quickly and easily.
2005 e are the BAH's official pharmacovigilance service provider for PSURs for chemical APIs.
2005 Readability user testing of patient information leaflets becomes compulsory across Europe. Diapharm is the first company to offer validated readability user testing.
2007 Diapharm audits API manufacturers worldwide and offers certified API audit reports.
2009 Diapharm opens a subsidiary in the United Kingdom.
2011 Diapharm opens a subsidiary in Austria.
2012 Diapharm, the family-owned company, streamlines its organisation and changes its name and legal form to Diapharm GmbH & Co. KG.
2014 Diapharm opens a representative office in Shanghai, China
2017 Dr. Thilo Sandner leaves the consulting firm Charles River Associates to lead the consultancy team of the family-owned company Diapharm.
2017 Diapharm opens a subsidiary in the Netherlands, Diapharm BV, and a new office in Frankfurt, Germany. 
2018 The laboratory division Diapharm Analytics GmbH in Oldenburg joins the Tentamus Group
2019 Dr. Thilo Sandner is appointed General Manager and takes over the majority of the company shares.
2020 Management consultant Dr. Thilo Sandner leads the company alone moving forward and sets sights on growth for Diapharm.
Today We support international companies in the healthcare and pharmaceutical industry in regulatory, medical and scientific matters as well as in quality assurance and product development. We are continually expanding our range of services, allowing our clients to act quickly, efficiently and cost effectively.


Dr. Thilo Sandner
Managing Director

What our Clients say:

»Diapharm und BAH are connected by an excellent and long-standing collaboration. I particularly appreciate Diapharm's highly competent team members. We got many succeful projects underway together.«

Dr Elmar Kroth,
BAH e.V.



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