Dr Roman Siever
Director and Lead Scientist, Biochemical Division
Director and Lead Scientist of the Marridale Biochemical Division, appointed 2026.

Dr Roman Siever was appointed Director and Lead Scientist of the Marridale Biochemical Division in August 2026.
He holds a doctorate in applied biochemistry and has previously held research appointments in Europe and in Singapore. He joined Marridale from the private sector.
Dr Siever leads the division’s technical programme and reports to the Managing Director.
Enquiries
All enquiries concerning Dr Siever or the division are handled by corporate affairs. Dr Siever does not undertake media interviews or speaking engagements, and the division does not maintain a separate media contact.
Publications and prior appointments are not listed at the request of former employers.