Serono is a biotechnology company heaquartered in Geneva, Switzerland. The company was founded in 1906 in Italy. A key step in its development was the discovery of a method of extracting urinary gonadotropins by Dr Piero Donini allowing the company to become a leader in the supplier of fertility medications, notably Pergonal. Serono was incorporated in 1987 and the holding company, Ares-Serono S.A., changed its name to Serono S.A. in May 2000.