About us

Both Drs. Plassmann and O’Connor are senior experts in non-clinical drug development with a focus on pharmacology, non-clinical safety and drug development, both from a strategic as well as a hands-on operational perspective comprising a broad spectrum of indications from early to late stage development.

Together, they have over 50 years’ experience in pharmaceutical industry and held positions including in senior management in big pharmaceutical companies as well as in SMEs.


Stepanie Plassmann


Dr. med. vet. Stephanie Plassmann
is a veterinary surgeon and a board certified specialist in veterinary pharmacology and toxicology. Previously, she held positions including in senior management at F.Hoffmann-La Roche AG (Basel, Switzerland), Switch Biotech AG (Munich, Germany) and at Morphochem AG (Munich, Germany).




Lisa O’Connor


Dr. med. vet. Elisabeth (Lisa) O’Connor
is a postgraduate agricultural engineer and a veterinary surgeon; in addition, she is Diplomate of the American Board of Toxicology (DABT). Previously, she held positions including in senior management at Sandoz AG (Basel, Switzerland), Sandoz KK (Tsukuba, Japan), Novartis (East Hanover, NJ, USA) and OSI Pharmaceuticals (Boulder, Colorado, USA).


Our team

The PCS team of experts covers the areas of non-clinical pharmacology, toxicology, toxicopathology, drug metabolism and pharmacokinetics, quality assurance/GLP, pharmaceutical development, clinical pharmacology, and regulatory services including the preparation of regulatory documentation such as IBs, INDs, Briefing Books for scientific advice and CTDs for new drug applications in a comprehensive range of indications.

We will be happy to discuss your specific requirements tailored to suit the needs of your project and select the appropriate team of our experts to provide you with sound strategic and scientific input. Successful operational implementation through testing programmes to ultimately build up a comprehensive basis for a robust risk-benefit assessment and quality assurance are integral parts of our services.

If you wish to get in touch with us, please contact Drs. Plassmann or O’Connor via office@pcsconsultants.com