Co-founder of Belloy & Associés, Laureen Masson focuses her practice on white-collar crime, general criminal law, and human rights defence.

Having graduated from the universities of Toulouse and Maastricht, she first practised with Boken Avocats, a firm specialised in criminal defence and business litigation. In 2020, she joined the Paris office of Hughes Hubbard & Reed LLP in the white-collar crime and litigation department.

An experienced emergency criminal defence lawyer, Laureen Masson also handles complex corporate and international criminal law cases

She advises NGOs and start-ups on their activities as well as assists her clients with regulatory disputes (regulatory authorities, ACPR and AMF).

Laureen Masson previously worked in the strategic litigation department of the NGO Sherpa before joining a defence team at the Khmer Rouge Tribunal (ECCC) in Phnom Penh (Cambodia).

She is a member of the legal committee of the NGO AFPCU.