3S Solvay Shared Services is the Solvay Group's Financial and Human Resources e-Services Provider.

Founded in September 2005 in Lisbon (Portugal) and later on extended to Curitiba Brazil in March 2010, Solvay 3S today develops and offers Financial and Human Resource Management Services to 60 Companies within the Solvay Group located worldwide in more than 40 countries (in Europe, Mercosur, Asia, Canada and the USA).

Solvay 3S presently employs over 300 young professionals who work in an international environment, with English as the official language, and offer services in more than 6 languages, including French, German, Dutch, Spanish, Italian and Portuguese, through a fully integrated SAP-based system.