FacultyFaculty/Author Profile
Michael J. Aiello

Michael J. Aiello

Weil, Gotshal & Manges LLP

New York, NY, USA

Michael Aiello is Chairman of the over 600-lawyer Corporate Department of Weil, Gotshal & Manges LLP and co-head of the firm's New York Private Equity and Mergers & Acquisitions Department. He is also a member of the firm's Management Committee. Mr. Aiello regularly represents companies in connection with mergers, acquisitions and divestitures involving public companies. He also advises clients on corporate governance issues. Mr. Aiello regularly represents acquirors, targets, buyout groups, boards of directors, special committees, investment banks, investors and shareholder groups in complex domestic and international negotiated and unsolicited merger and acquisition transactions, including AIG, Willis Group Holdings, MGM Mirage, Sanofi, Abbott Labs, Sony Corporation of America, Cedar Fair, Associated British Foods plc, Ontario Teachers', The Reader's Digest, Goldman Sachs Capital Partners, Lazard Freres and Merrill Lynch / Bank of America.

Mr. Aiello has counseled clients on a broad range of corporate, securities and business-related matters, including directors' duties and responsibilities and other aspects of corporate governance, disclosure issues and compliance matters, as well as defensive measures and takeover tactics.

Mr. Aiello was named Dealmaker of the Week by The Am Law Daily for week ending June 8, 2012 in connection with his lead role advising Thomas H. Lee Partners in its $2.7 billion acquisition of a majority stake in Party City Holdings Inc. In The American Lawyer's April 2012 Dealmaker of the Year issue, Mr. Aiello was recognized with an honorable mention for leading Sanofi in its $20.1 billion takeover of Genzyme Corporation. He also was recognized as Dealmaker of the Week in February 2011 for this transaction. Mr. Aiello was the first lawyer ever to be featured as a "Rainmaker" in the July 2010 issue of Institutional Investor, citing his role in shielding clients from the potential collapse of proposed merger & acquisition deals. He was also selected as one of Crain's New York Business "40 Under 40" honorees for 2008. He was also named one of the "40 Business People Under 40 to Watch in 2009" by The Investment Dealers' Digest. In 2005, he was named one of The National Law Journal's "40 Under 40" for his work in the mergers and acquisitions area. Mr. Aiello has been recognized by Chambers USA 2005-2013 and Chambers Global 2012-2013 as a leader in the field of mergers and acquisitions. Additionally, he is recognized as a leading lawyer in M&A: Mega Deals ($5bn+) in the 2012 and 2013 editions of Legal 500 US and as a leading corporate attorney by Best Lawyers in America in 2013.

Mr. Aiello has authored several articles discussing the fiduciary duties of corporate directors and officers, recent developments in the areas of mergers and acquisitions and corporate compliance matters, including Sarbanes-Oxley and the related rules adopted by the SEC and the securities exchanges. He is also a frequent lecturer in these areas, and participated in a panel on Developments Affecting M&A Investment Bankers and Their Clients at the Tulane University Law School Annual Corporate Law Institute. Mr. Aiello received the Burton Award for Legal Achievement for his articles, "Bank M&A in the Wake of Dodd-Frank" (The Banking Law Journal, November/December 2010) and "Taking a Hard Look at Poison Pills" (New York Law Journal, November 7, 2005). He is a member of the Board of Directors of Pathways to Housing.

Widener University (J.D., 1994)
New York University (B.A., 1991)


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