Marc Sperber is a transactional attorney and corporate advisor whose practice focuses primarily on mergers and acquisitions. Marc represents buyers, sellers and financial intermediaries in connection with stock and asset acquisitions and divestitures, mergers, joint ventures, strategic alliances, financings, tender and exchange offers, shareholder arrangements and a variety of other transactions involving US, foreign and multinational corporations and other public and private entities. He also represents companies in connection with corporate governance, defensive measures (including shareholders' rights plans) and other matters.
Chambers USA noted “Marc has real practical business sense about the law and M&A” and is “a very customer-friendly attorney” that “will try and put the client in the best possible position with the best leverage”…. a “diligent, proactive attorney with a ‘client-first’ approach”…a “quality lawyer” and a “great service provider”…having the “ability to provide positive counsel to his clients that extends far beyond technical knowledge of the law.” In 2015 and 2016, Marc was selected as a "BTI Client Service All-Star" by BTI Consulting Group, one of 354 US lawyers “commanding the attention of corporate counsel for delivering exceptional client service to Fortune 1000 clients.” Each year since 2006, he has been selected for inclusion in Best Lawyers in America and named an "Illinois Super Lawyer." Marc has also been designated a "Leading Lawyer" by the Leading Lawyers Network for Mergers & Acquisitions Law and endorsed by PLC Which Lawyer? as a leading practitioner in Cross-border Mergers and Acquisitions.
Marc is a member of the firm’s Corporate & Securities, Chemicals, Oil & Gas and Infrastructure Investment groups. Marc joined Mayer Brown in 1992, left the firm briefly to accept a position with Credit Suisse First Boston Corporation, and resumed his practice with Mayer Brown in 1999.
- Represented TransCanada Corporation in its $13 billion acquisition of Columbia Pipeline Group, Inc.
- Represented The Dow Chemical Company in its $860 million sale of AgroFresh, Inc., a post-harvest specialty chemical business, to Boulevard Acquisition Corp.
- Represented The Dow Chemical Company in the $1.2 billion sale of ANGUS Chemical Company to Golden Gate Capital.
- Represented MATCO Holdings, LP (f/k/a P4 Holdings, LP) in the $667 million sale of its wholly owned subsidiary, Healthcare Solutions Holding, LLC to Cardinal Health, Inc.
- Represented George Weston Limited in its $2.5 billion divestiture of the US fresh bread and baked goods business of its subsidiary Dunedin Holdings S.à.r.l. to Grupo Bimbo, S.A.B. de C.V.
- Represented TransCanada Corporation in its $2.9 billion acquisition of the Ravenswood Power Generating Facility from National Grid plc.
- Represented The Dow Chemical Company in connection with the formation of America Styrenics LLC, a joint venture with Chevron Phillips Chemical Company LP involving assets from their respective polystyrene and styrene monomer businesses.
- Represented TransCanada Corporation in connection with its $3.4 billion acquisition from El Paso Corporation of ANR Pipeline Company, ANR Storage Company and an additional interest in Great Lakes Gas Transmission Limited Partnership (Great Lakes).
- Represented CBOT Holdings in connection with its $12 billion merger with Chicago Mercantile Exchange Holdings, as well as CBOT Holdings' review and consideration of an unsolicited proposal from Intercontinental Exchange.
- Represented Union Carbide Corporation in the sale of its 50 percent joint-venture interest in UOP LLC to Honeywell International Inc. for $865 million.
- Represented TransCanada Corporation in its $505 million acquisition of US Gen New England’s hydroelectric assets located on the Connecticut and Deerfield rivers in Vermont, New Hampshire and Massachusetts.
- Represented TransCanada Corporation in its $1.703 billion acquisition of Gas Transmission Northwest Corporation, a subsidiary of National Energy & Gas Transmission, Inc.
- Represented George Weston Limited in its $610 million disposition of certain assets located in the western United States to Grupo Bimbo, S.A.B. de C.V.
- Represented United NewVentures, Inc., a subsidiary of UAL Corp., in connection with its acquisition of MyPoints.com, Inc., through a cash tender offer and second-step merger.
- Represented George Weston Limited in its $1.765 billion acquisition of Bestfoods Baking Company, a subsidiary of Unilever.
- Represented The Dow Chemical Company in its $11.6 billion merger with Union Carbide Corporation.
- Represented Paging Network Inc. in its $1.9 billion merger with Arch Communications, Inc., which required a recapitalization of $1.2 billion of Paging Network's senior subordinated notes and a consent solicitation of a "pre-packaged" Chapter 11 reorganization.
- Represented Hull and Associates, LLC, in its $531 million acquisition by Goldman Sachs.
- Represented Case Corporation in its $4.3 billion merger with New Holland N.V., a subsidiary of Italy’s Fiat SpA. (represented Case Corporation as an investment banker with Credit Suisse First Boston).
- Represented ACE Limited in its $711 million acquisition of CAT Limited.
- Represented The Dow Chemical Company in its sale of the DowBrands businesses for more than $1 billion to S.C. Johnson & Son.
- Represented Leonard Green & Partners in their $310 million acquisition of approximately 160 community newspapers from Hollinger International.
- Represented The Dow Chemical Company in its sale of its controlling interest in Destec Energy to NGC for $970 million (part of the acquisition of all of Destec by NGC for approximately $1.27 billion).
- Represented ACE Limited in its $599 million acquisition of Tempest Reinsurance Company Limited, which involved a hostile bid from IPC Holdings, Inc., for Tempest.
- Represented Korea’s LG Electronics (Goldstar) in its $350 million acquisition of a majority interest in Zenith Electronics.
- Represented The Dow Chemical Company in its $7.1 billion sale of Marion Merrill Dow to Germany’s Hoechst AG.
- Represented Santa Fe Pacific Corporation in its $4.5 billion merger with Burlington Northern Inc., which involved hostile bid from rival railroad Union Pacific Corporation.
Chair, Ray Garrett Jr. Corporate and Securities Law Institute
Georgetown University - The Robert Emmet McDonough School of Business, MBA
Georgetown University Law Center, JD, cum laudeDean's List; The Tax Lawyer
University of Rochester, BA, cum laudeDean's List
- American Bar Association, Section of Corporation, Business, and Banking Law
- World Business Chicago, Legal Advisory Board