Arash Attar-Rezvani focuses on complex cross-border public and private M&A transactions, strategic alliances and business partnerships, international capital markets transactions and privatizations. His professional experience also includes corporate governance and shareholder activism.


Mr. Attar-Rezvani was selected as one of 10 “Rising Stars” of the Paris bar by Décideurs Juridique for 2018.  

Mr. Attar-Rezvani’s representative M&A experience includes the following:

  • Stryker in its acquisition of Vexim, a medical technology company, through a public tender offer followed by a squeeze-out;
  • Talend in its acquisition of Restlet, a cloud-based API design and testing platform;
  • Nokia in its combination with Alcatel-Lucent, through a €15.6 billion public exchange offer and public buyout offer in France and in the United States;
  • Capgemini in numerous transactions, including its US$4 billion acquisition of IGATE through a U.S. merger; its acquisition of Groupe Euriware from French nuclear company Areva; and several M&A transactions and strategic partnerships involving CPM Braxis, the leading Brazilian IT service provider;
  • Axian Group in its acquisition of mobile operator Telco OI, from Altice; the sale of 50 percent of Telco OI to, and a strategic partnership with, Iliad/Free; the acquisition of BNI Madagascar from Crédit Agricole; and several other M&A and joint venture transactions;
  • Yves Rocher in connection with its repurchase of Sanofi’s 19.3 percent stake in the Yves Rocher Group;
  • Polo Ralph Lauren in connection with the development of its sale and distribution network through a series of European joint ventures;
  • Kering in connection with the sale of French furniture retailer Conforama to South Africa’s Steinhoff International (€1.6 billion);
  • Sanofi and Merck in their proposed divestment of animal health assets in connection with an aborted joint venture;
  • Toshiba Corporation in connection with its proposed acquisition of Areva T&D (€4.5 billion);
  • Air France and KLM in the largest transatlantic joint venture in civil aviation history, involving Delta Air Lines and Northwest Airlines (€10 billion);
  • Quiksilver in connection with its tender offer for Skis Rossignol and its subsequent sales of the Skis Rossignol and Roger Cleveland Golf businesses;
  • The French Republic and Société Générale in connection with France Telecom’s tender offer for Wanadoo (€3.9 billion); and
  • Gateway in connection with its acquisition of Packard Bell and simultaneous acquisition by Acer.

Mr. Attar-Rezvani also has significant experience in international capital markets transactions and privatizations, including those of Air France, France Telecom/Orange and Autoroutes du Sud de la France, as well as IPOs, dual listings and/or debt offerings involving France, the United States and Hong Kong.

He regularly speaks or lectures on issues related to international business transactions and negotiations, and has published several articles on such topics.



  • LL.M., Columbia University School of Law, 2006
  • Maîtrise, University of Paris I - Panthéon-Sorbonne, 1999
  • M.Jur., University of Oxford, 2000


  • New York
  • Paris


  • French
  • English
  • Spanish
  • Persian

Arash Attar-Rezvani

Partner, Mergers and Acquisitions, Capital Markets