Dennis J. Block - Greenberg Traurig LLP

Dennis J. Block

Listed in Best Lawyers since 2006
Phone: 212-801-2222

Dennis J. Block is the Senior Chairman of the firm’s Global Corporate M&A Practice. He has handled numerous mergers and acquisitions transactions - both hostile and friendly - on behalf of acquirers, targets, and investment banks.

The range of transactions handled by Dennis includes mergers, acquisitions, proxy contests, joint ventures, third-party tender offers, self-tender offers, and spin offs, and other forms of corporate restructurings and financings.

As a corporate counselor, Dennis has been retained to represent public companies, entrepreneurs, private equity and hedge funds, and investment and commercial banks in connection with issues of major public interest and debate. For example, he represented the Business Roundtable regarding corporate governance issues, Texaco regarding discrimination matters, Cendant directors regarding board liability, General Motors regarding Ross Perot, and Merrill Lynch regarding the Orange County bond default and in the Nasdaq litigation in which Dennis was the industry negotiator for the $1 billion settlement.

Dennis’ practice includes the general representation, either on a continuous basis, or from time to time, of a number of large publicly-held corporations, including Pfizer Inc., Bear, Stearns & Co. (now part of JPMorgan Chase), Quaker Oats Company (now part of PepsiCo), Procter & Gamble, Merrill Lynch, CBS, US WEST (now part of Qwest Communications International), General Electric, General Motors, Telstra, Inc., MediaOne Group (now part of AT&T), Dayton Power and Light, J.C. Penney, Six Flags, Wakefern Food Corp. (ShopRite), Mack-Cali, True Religion and Trian Partners.

Dennis’ practice involves the representation of Corporate Boards and Audit, Compensations, and Special Committees thereof in connection with numerous issues, including corporate governance. Dennis also represents public companies in connection with Securities and Exchange Commission (SEC) matters, including investigations.

Dennis has been Co-Chairman of the Committee on Corporate Counsel and a member of the Council of the Section of Litigation of the American Bar Association. From 1993-1998, Dennis served as a member of the Committee on Corporate Laws of the Section of Business Law of the American Bar Association. He has co-authored The Business Judgment Rule: Fiduciary Duties of Corporate Directors (5th ed. 1998 and Supp. 2000). He was also co-author of a monthly column in the New York Law Journal, co-editor of The Corporate Counsellor’s Deskbook (5th ed. 1999), and a member of the editorial boards of several legal publications. In addition to writing, Dennis frequently lectures on mergers and acquisitions, the business judgment rule, corporate governance, federal securities laws, corporate litigation, the attorney-client privilege, professional responsibility, and indemnification and insurance of corporate officials. He has been consistently ranked in the first tier as one of the leading corporate/M&A lawyers in Chambers Global and included in Best Lawyers in America.

Dennis is a graduate of Brooklyn Law School where he teaches Advanced Corporate Law as an Adjunct Professor. Before entering private practice, Dennis was a Branch Chief for Enforcement in the New York Regional Office of the SEC.

State University of New York at BuffaloBA 1964Brooklyn Law SchoolJ.D. 1967
American Bar FoundationJunior Achievers of New York (JANY), 2005-present Supreme Court Historical Society, 2010-presentAmerican Law InstituteAssociation of the Bar of the City of New YorkAmerican Society of Corporate SecretariesBrooklyn Law School

Case History

Areas of Concentration
  • Mergers and acquisitions
  • Proxy contests
  • Joint ventures 
  • Third-party/self-tender offers 
  • Other corporate restructurings 
  • Corporate governance and board representation 
  • SEC matters 
  • Finance 
  • Risk management

Significant Representations
  • DPL in its acquisition by AES Corp.
  • Pfizer Inc. in its acquisition of King Pharmaceuticals, Inc.
  • Pfizer Inc. in its acquisition of Wyeth
  • Pfizer Inc. in its sale of the Capsugel business to KKR
  • Bear Stearns Companies Inc. acquisition by JPMorgan Chase
  • Pfizer Inc. in the sale of its Consumer Business to Johnson & Johnson
  • Republic Bancorp Inc. in its merger with Citizens Banking Corporation
  • The Procter & Gamble Company in its acquisition of The Gillette Company
  • Pfizer Inc. in its acquisition of Vicuron
  • StorageTek in its acquisition by Sun Microsystems
  • Pfizer Inc. in its acquisition of Pharmacia Corporation
  • Quaker Oats in its acquisition by PepsiCo Inc.
  • The Bear Stearns Companies Inc., financial advisor to General Motors, in connection with the sale of GM’s subsidiary Hughes Electronics Corporation to EchoStar
  • Communications Corporation
  • Houghton Mifflin Co. and the special committee of its board in its acquisition by Vivendi Universal
  • Pfizer Inc. in its acquisition of Warner-Lambert
  • US WEST in its merger with Qwest
  • US West in its merger with Global Crossing 
  • Investment bankers for RJR Nabisco in its acquisition by KKR
  • NCR and its merger with AT&T
  • MediaOne and its merger with AT&T
  • The General Electric in its attempted acquisition of Kemper Insurance
  • US WEST and its acquisition of Continental Cablevision and US WEST’s joint venture with Time-Warner and its subsequent split-off of MediaOne Group
  • Westinghouse and its acquisition of CBS
  • Macy’s in its takeover fight with Federated Department Stores
  • J.C. Penney in its acquisition of Eckerd Drugs
  • Bally's in its acquisition by Hilton Hotels and the subsequent split-off of Park Place Entertainment
  • Toys “R” Us and its acquisition of Baby Superstores
  • Dresser Industries in its merger with Halliburton
  • Arbor Drugs in its acquisition by CVS
  • NacRe in its acquisition by XL

Office Location

MetLife Building
200 Park Avenue
New York, NY 10166
United States

Practice Areas

Corporate Governance Law
Corporate Law
Mergers and Acquisitions Law (Private Equity, Securities, Transactions)