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 2023

  • Mergers and acquisitions
  • Private equity: venture/growth capital

‘Guillaume Ledoux: Negotiation mastermind, forward-thinking & very strategic lawyer with an important workload capacity, leveraging strong personal expertise to deliver critical results. Excellent interpersonal skills and overall business understanding. Potentially the best lawyer we had the occasion to work with over the course of the last 8 years.’

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

Palmarès of “les meilleurs cabinet d’avocats en France 2023” by le Point

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