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Financière Monceau
40, rue de Monceau
75008 Paris
Tel: +33 1 53 89 11 11

Email addresses are of the form of “first name’s first letter”+”last name” For example John Doe’s email address is


Marc Irisson, Founding Partner

Marc is an M&A professional with over 10 years of experience. He started his career as an analyst with MK finance, and then completed his financial background with an MBA from Georgia State University, Atlanta, USA. He co-founded Financiere Monceau back in 2011 and took charge of the food and beverage industry, as well as the IT sectors. He completed several transaction, both buy and sell-side, with French and foreign clients. Marc also fancies working with young entrepreneurs to help them on their startup venture.

Mathieu Lemesle, Founding Partner

Mathieu, Managing Director at Financiere Monceau, has gained experience in the M&A since the early 2000’s. He started his career as an auditor at RSM International France. Subsequently, he joined MK Finance (Deloitte) as M&A analyst, and quickly moved to a partner level. He then co-founded Financiere Monceau in 2011. Over past years, Mathieu has gained an extensive experience in M&A, both sell-side and buy-side, mostly in the healthcare industry, and the building and construction sectors. He also fancies working on distressed M&A deals. He is a partner of Translink since early 2017.

Jacques-Henri Rième, Founding Partner

Jacques-Henri is an M&A professional with extensive experience in both buy-side and sell-side transactions. Jacques-Henri began his career with MK Finance (Deloitte) back in the mid 2000’s. Over the past years, Jacques-Henri has advised many transactions in the building and construction sectors and in the aeronautic industry among others. Jacques-Henri co-founded Financiere Monceau in 2011.

Sébastien Mathieu, Founding Partner

Sébastien is finance professional with extensive international experience. he has advised clients on numerous transactions, including cross-border M&A deals. Sébastien began his career as an M&A analyst with MK Finance (Deloitte). In 2011, he co-founded Financière Monceau, and took charge of the transactions in the railway industry, the packaging and graphic art sectors, and the retail industry. He is a partner of Translink since early 2017.

Nicolas Ghetti, M&A Director

Nicolas is a finance professional with extensive experience in due diligence (buy-side, sell-side, refinancing) and restructuring gained within Deloitte and Eight Advisory. He is specialised in the media, retail and food sectors with a particular focus on distressed M&A deals. He joined Financiere Monceau in 2017 as M&A Director, and brings a new vision to the team.

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