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  1. Professionals

Grine Lahreche

Partner

Paris

+33 1 53 64 82 28

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  • Overview
  • Experience
  • Credentials
  • Insights & News

Grine regularly advises leading investment funds, managers, and medium to large-sized companies in transactions such as acquisitions, buy-outs, joint ventures, and restructurings.

Grine is a partner in the Paris office whose practise is entirely focused on M&A and private equity transactions, including LBO’s, and public-to-private equity transactions, both domestic and cross-border. He regularly advises LBO Funds and has been involved in the development and implementation of private equity investments for more than ten years. He also has extensive experience in M&A in France and in Europe. He is a member of the firm’s Executive Committee.

 

Key Matters

  • Advising 21 Invest France on its acquisition of a stake in Donora, the new holding company for Leetchi and iRaiser
  • Advising Astorg on the acquisition of a majority stake in Redslim, in partnership with its founders and management team
  • Advising Chabé in acquiring a majority stake in Palazzi Agency S.r.l.
  • Advising the Ardian on its acquisition of a majority stake in Alstef Group
  • Advising the Partners of BCF Life Sciences Group in its sale to Sparkfood
  • Advising Eurofeu’s partners in the context of IK Partners’ majority stake acquisition
  • Advising ISAI in connections with its entry in DriiveMe
  • Advising the management team of Exxelia Group in connection with the entry of Heico in the Exxelia Group (strategic).
  • Advising the management team of Milexia group in connection with the entry of Crédit Mutuel Equity in the Milexia group.
  • Advising the management team of Group Sterne in connection with the sale of a majority stake to Tikehau Capital.
  • Advising CAPZA in connection with the sale of its entire stake in the Coutot-Roehrig group to Luxempart.
  • Advising Keensight Capital in connection with the acquisition of a majority stake in BYG4lab alongside with the management team and IRDI Capital Investissement.
  • Advising Omnes (IdiCo) in connection with the acquisition of a majority stake in Simpliciti.
  • Advising Technology & Strategy (Ardian’s shareholding) in connection with its partnership with the Novencia group (strategic).
  • Advising IK Partners in connection with the acquisition of a stake in the Linxea group, alongside the founders, the management team, NextStage and IM3.
  • Advising ISAI in connection with the acquisition of a stake in Driiveme.
  • Advising Eurofeu Group, in connection with the acquisition of Isogard.
  • Advising the founders of L’OfficineUniverselleBuly 1803 in connection with its sale to LVMH (strategic).
  • Advising the shareholders of MC Energy in connection with the acquisition of MC Energy by Royal Unibrew.
  • Advising Siparex ETI in connection with its acquisition of a stake in Destia alongside its CEO Xavier Mura, the management team, Azulis Capital, MACSF and BNP Paribas Développement.
  • Advising the twofounders of La Phocéenne de Cosmétique in connection with the acquisition of a stake by Azulis Capital together with BNP Paribas Développement.
  • Advising 21 Invest France in connection with the acquisition of a majority stake in TVH Consulting group.
  • Advising Quilvest Capital Partners in connection with the acquisition of a majority stake in Solem alongside the Founder and Bpifrance.
  • Advising the management team of Groupe Claire in connection with the entry of Credit Mutuel Equity.
  • Advising Capza and the management team in connection with the entry of IK Partners in Eurofeu Group.
Recent Experience
Winston Paris advised David Vincent, CEO and Co-Founder of smartTrade Technologies, in connection with the entry of TA Associates, into the company’s capital
Winston advises 21 Invest France on its acquisition of a stake in Donora, the new holding company for Leetchi and iRaiser
Winston advised Astorg on the acquisition of a majority stake in Redslim, in partnership with its founders and management team
Winston represents  the founding partners of EDL in a new LBO
Winston advises Downtown Paris on its acquisition by Publicis Groupe
Winston assists Milexia in Acquiring Cabcongroup
Winston advises Ardian on its acquisition of a majority stake in Alstef Group
Winston advises Chabé in acquiring a majority stake in Palazzi Agency S.r.l.
Winston advised the partners of BCF Life Sciences Group in its sale to Sparkfood
Winston represented Eurofeu's partners in the context of IK Partners' majority stake acquisition
View All Related Matters

  • Ranked Individual in Private Equity (Mid-Market) in France, Band 3 by Chambers & Partners France 2025
  • Best Lawyers® in France : Private Equity
  • Named to Business Today’s Top 10 Influential Mid-Market Private Equity Lawyers in France 2023

  • Recognized in the "Élite 2025 des avocats d’affaires" by Décideurs Juridiques

  • Member of the French-American Foundation since 2022
  • Member of Winston’s Opportunity & Inclusion Committee
  • Member of Winston’s Executive Committee
I was impressed by Grine's brilliance in managing complex subjects, with a constructive, non-dogmatic approach. It was a revelation and I recommend him to my clients.

Chambers France 2025

Grine stands out for his commitment to his clients, availability and ability to adapt to customer needs and innovate to meet them. He is also an excellent negotiator.

The Legal 500 EMEA 2024

Grine led the project with great professionalism. He showed a particularly keen understanding of the issues and forces involved. With great finesse, he knew how to defend the interests of our clients from start to finish

The Legal 500 EMEA 2024

Capabilities

Private Equity
Mergers & Acquisitions
Professional Services
Technology, Media & Telecommunications
Media & Entertainment

Key Matters

  • Advising 21 Invest France on its acquisition of a stake in Donora, the new holding company for Leetchi and iRaiser
  • Advising Astorg on the acquisition of a majority stake in Redslim, in partnership with its founders and management team
  • Advising Chabé in acquiring a majority stake in Palazzi Agency S.r.l.
  • Advising the Ardian on its acquisition of a majority stake in Alstef Group
  • Advising the Partners of BCF Life Sciences Group in its sale to Sparkfood
  • Advising Eurofeu’s partners in the context of IK Partners’ majority stake acquisition
  • Advising ISAI in connections with its entry in DriiveMe
  • Advising the management team of Exxelia Group in connection with the entry of Heico in the Exxelia Group (strategic).
  • Advising the management team of Milexia group in connection with the entry of Crédit Mutuel Equity in the Milexia group.
  • Advising the management team of Group Sterne in connection with the sale of a majority stake to Tikehau Capital.
  • Advising CAPZA in connection with the sale of its entire stake in the Coutot-Roehrig group to Luxempart.
  • Advising Keensight Capital in connection with the acquisition of a majority stake in BYG4lab alongside with the management team and IRDI Capital Investissement.
  • Advising Omnes (IdiCo) in connection with the acquisition of a majority stake in Simpliciti.
  • Advising Technology & Strategy (Ardian’s shareholding) in connection with its partnership with the Novencia group (strategic).
  • Advising IK Partners in connection with the acquisition of a stake in the Linxea group, alongside the founders, the management team, NextStage and IM3.
  • Advising ISAI in connection with the acquisition of a stake in Driiveme.
  • Advising Eurofeu Group, in connection with the acquisition of Isogard.
  • Advising the founders of L’OfficineUniverselleBuly 1803 in connection with its sale to LVMH (strategic).
  • Advising the shareholders of MC Energy in connection with the acquisition of MC Energy by Royal Unibrew.
  • Advising Siparex ETI in connection with its acquisition of a stake in Destia alongside its CEO Xavier Mura, the management team, Azulis Capital, MACSF and BNP Paribas Développement.
  • Advising the twofounders of La Phocéenne de Cosmétique in connection with the acquisition of a stake by Azulis Capital together with BNP Paribas Développement.
  • Advising 21 Invest France in connection with the acquisition of a majority stake in TVH Consulting group.
  • Advising Quilvest Capital Partners in connection with the acquisition of a majority stake in Solem alongside the Founder and Bpifrance.
  • Advising the management team of Groupe Claire in connection with the entry of Credit Mutuel Equity.
  • Advising Capza and the management team in connection with the entry of IK Partners in Eurofeu Group.
Recent Experience
Winston Paris advised David Vincent, CEO and Co-Founder of smartTrade Technologies, in connection with the entry of TA Associates, into the company’s capital
Winston advises 21 Invest France on its acquisition of a stake in Donora, the new holding company for Leetchi and iRaiser
Winston advised Astorg on the acquisition of a majority stake in Redslim, in partnership with its founders and management team
Winston represents  the founding partners of EDL in a new LBO
Winston advises Downtown Paris on its acquisition by Publicis Groupe
Winston assists Milexia in Acquiring Cabcongroup
Winston advises Ardian on its acquisition of a majority stake in Alstef Group
Winston advises Chabé in acquiring a majority stake in Palazzi Agency S.r.l.
Winston advised the partners of BCF Life Sciences Group in its sale to Sparkfood
Winston represented Eurofeu's partners in the context of IK Partners' majority stake acquisition
View All Related Matters

Credentials

Education

Grine received a MAITR from the University of Paris XI.

  • 2006 - DEA in Economic Public Law, university Paris I, Panthéon-Sorbonne
  • 2005 - DESS in Business Law, university Paris IX, Dauphine
  • 2002/2003 -  Graduated from the Institute of Political Studies of Paris (IEP).
    Admissions
    • Paris, France

    Related Insights & News

    Grine’s recent media commentary and publications include the following: 

    • “Eurofeu, un 5e LBO hautement concurrentiel” LJA, December 2024 (link)
    • “Private Equity Standing Up Well in the Midmarket in Europe and the U.S.” NextStep Magazine, July 2024 (link)
    Press Release
    Winston & Strawn Expands in Paris with Addition of Restructuring & Special Situations Team led by Julie Cittadini

    April 4, 2025

    Recognitions
    Winston & Strawn Paris Recognized in The Legal 500 EMEA 2025

    March 26, 2025

    In the Media

    Grine Lahreche Discusses His Journey From Professional Athlete To Top Private Equity/M&A Attorney With Lefebvre Dalloz

    February 25, 2025

    Recognitions

    Winston & Strawn Recognized in Chambers France 2025

    February 10, 2025

    Sponsorship
    Winston & Strawn Paris Sponsors the 13th IBA European Corporate and Private M&A Conference

    February 6, 2025

    Sponsorship
    Winston & Strawn at IPEM 2025

    January 28, 2025

    Sponsorship
    Winston & Strawn Paris Sponsors and Speaks at Private Equity Exchange & Awards

    November 13, 2024

    In the Media

    Eva Davis and Grine Lahreche Discuss U.S. and Europe Private Equity Markets with NextStep Magazine

    July 31, 2024

    Recognitions

    Winston & Strawn Attorneys Recognized in The Best Lawyers™ in France 2025

    June 20, 2024

    Blog
    Congratulations to Paris Partner Grine Lahreche who Prevailed in a Charity Boxing Match to Support Children in Madagascar

    June 14, 2024

    Press Release
    Winston & Strawn Continues Growth in Paris with Addition of Alexis Terray

    June 7, 2024

    Recognitions
    Winston & Strawn Paris Recognized in The Legal 500 EMEA 2024

    March 27, 2024

    View All Insights & News

    Capabilities

    Private Equity
    Mergers & Acquisitions
    Professional Services
    Technology, Media & Telecommunications
    Media & Entertainment
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