Grégory Russo


Grégory is a partner at Kalliopé and co-manages the Corporate – M&A – Private Equity practice. He is also a member of the Compliance – CSR team. He is in charge of the Lyon office.

He assists a clientele composed of large companies as well as SMEs and entrepreneurs. Part of his activity consists in advising managers on all corporate and governance aspects of the life of a company.

In addition, over the last few years, he has developed a strong activity in mergers and acquisitions, private equity, and has been involved in numerous financing transactions and complex securities issues.

He also advises his clients on internal restructuring and the implementation of incentive schemes for managers.

Although he works in many different sectors, Grégory has extensive experience in the insurance, transport, energy and real estate sectors.


Corporate – M&A – Private equity

Compliance – CSR

Legal experience

Corporate – management advisory

  • corporate management
  • governance advice
  • equity transactions and restructurings
  • issuance of complex securities
  • development of incentive schemes for managers


  • acquisitions and disposals of companies or assets
  • setting up of joint venture agreements

Private Equity

  • equity transactions
  • issue of securities
  • venture capital, growth capital and LBO investments

Sector experience

  • Energy
  • Transport
  • Banking – insurance
  • Real estate investment
  • Real estate development

Membership bar



French, English

Professional background

  • Since 2022, Partner, Kalliopé, Lyon
  • 2021-2022 Lawyer, Bolze Associés, Paris
  • 2020-2021 Lawyer, CMS Francis Lefebvre Avocats, Paris
  • 2018-2020 Lawyer, Kalliopé, Paris
  • 2017-2018 Lawyer, Sevestre & Associés, Paris
  • 2015-2016 Lawyer, Bird & Bird, Lyon
  • 2013-2015 Lawyer, EY Avocats, Lyon

Academic background

  • 2013 CAPA
  • 2008 EMLyon Business School, Master’s degree in Financial Engineering
  • 2007 Université Jean Moulin – Lyon 3, Master II in Law and Corporate Finance


Grégory supports various associations promoting the inclusion of people with disabilities.


  • Advised the vice-president of Anthélios on the MBO on the property developer
  • Advising the managers of the company Disruptdeal on the OBO of the company.

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