Oyat avocats - Guillaume Ledoux

Guillaume Ledoux

Partner · M&A - Private Equity

Oyat avocats - Guillaume Ledoux

Member of the Paris Bar since 2012, Guillaume has been a partner at Oyat since 2022.

He previously worked at Latournerie Wolfrom Avocats as Counsel within the corporate team.

Guillaume regularly assists companies, investment funds, management teams and industrialists in their M&A transactions (sale, acquisition, equity investment, carve out, restructuring, creation of joint-ventures), private equity (venture capital, development capital & LBO) and the implementation of management packages.

He also regularly assists start-ups in their development and in obtaining their first financing (seed BA/VC and series A/B).

His oyat is in Donnand, Belle-Île.


  • University of Paris IX – Jean Monnet Faculty – Master of International Business Law
  • University of Panthéon-Assas Paris II – Master’s degree in Business and Tax Law


French, English



Legal 500 EMEA 2024

  • Private equity: venture/growth capital

‘The Oyat team is very dynamic, pragmatic with a very pleasant and friendly relationship while being professional.’

‘Caroline Basdevant-Soulié and Guillaume Ledoux: very competent, very good interpersonal contact, efficient.’

‘The team is very professional, available and attentive to the expectations of its customers. It facilitates negotiations and the progress of projects.’



Palmarès of “les meilleurs cabinet d’avocats en France 2024” by le Point

  • Mergers and acquisitions (M&A) / 5 stars
  • Private Equity and Venture Capital / 5 stars
  • Corporate Law / 5 stars



Décideurs Juridiques / Leaders League 2022

/ Private Equity

  • Advising management teams / Highly recommended
  • Development capital transactions / Highly recommended
  • Lower mid & small-cap LBO transactions / Excellent
  • Venture Capital / Highly recommended

/ Mergers & Acquisitions

  • Transactions up to €75 million / Highly recommended