Martin will take up a position in the global market access division of the drugs company in the New Year. She will be moving to Bayer's headquarters in Germany to take up the position.
Martin has spent more than 12 years in the healthcare PR industry and has worked on global, European and UK programmes for the pharmaceutical industry.
Ruder Finn MD Nick Leonard said the agency was currently looking for her replacement and that it was hoping to appoint someone in the New Year.
