Prior to co-founding Fischer, Tandeau de Marsac, Sur & Associés (now FTMS), where he currently leads the Banking & Finance department, Silvestre was a partner at Tandeau de Marsac, Serrero, Popineau & Associés from 1985 to 1987. He began his career at the law firm Schmidt & David.

Silvestre uses his many years of experience and deep expertise to assist commercial enterprises, executives and stakeholders in banking, finance, asset management, life insurance, and wealth management matters. He advises them on the legal, contractual, and regulatory aspects of their operations in France and abroad, and assists them in resolving disputes through arbitration, mediation, or litigation in national courts. As such, he represents and defends key players in the banking and financial sector before regulatory bodies (approvals, inspections, investigations, and sanctions).

Silvestre also advises Fintechs and RegTechs on how to expand their activities through partnerships with French and international banking groups and provides legal counsel on the use of artificial intelligence