Stuart Hammer is a member of the firm’s Corporate Department and the head of its Environmental Practice Group. For more than two decades, he has advised prominent corporations, private equity firms and other entities on environmental matters in mergers and acquisitions, joint ventures, financings, securities offerings and other transactions.
He has counseled clients on the environmental risks associated with hundreds of transactions involving facilities in the United States and overseas. Mr. Hammer has advised companies on environmental proceedings and issues related to climate change.
Mr. Hammer is consistently ranked as a leader in environmental law. He is a leading lawyer for the Environment: Mainly Transactional category by Chambers USA (2018), in which clients laud him for being “very thorough and extremely timely,” and in Chambers USA (2017) clients praised him for his “effective knowledge and good communication.”
Mr. Hammer is described as “top-notch” and “very practical in his advice and takes time to ask the pertinent questions” (Chambers USA (2016)). Mr. Hammer is recognized by Best Lawyers in America (2018), Super Lawyers (2018) and Who’s Who Legal (2018) as a leading environmental lawyer. Additionally, The National Law Journal (2017) lauds Mr. Hammer as a Trailblazer for Energy & Environmental.
Mr. Hammer has authored and co-authored numerous articles on environmental and climate change issues, including “Don’t Ignore The Smoke Signals,” Private Funds Management (February 2017); “Climate Change Related Laws in the U.S. — What to Expect Under the New Administration,” LexisNexis Japan Business Law Journal (February 2017); “New Administration’s Environmental Policies Unlikely to Undermine Investor ESG Focus,” Pensions & Investments (January 20, 2017); “Greener Pastures,” Private Equity International (December 26, 2016); “Weighing Pros And Cons Of EPA’s Audit Policy,” Law360 (April 1, 2015); “How Companies Can Manage Environmental Reputational Risk,” Business Ethics (April 9, 2014); “Climate Change Disclosure,” NACD Directorship (July 26, 2011); “Climate Change Disclosure Obligations for Insurers,” Insurance Law360 (February 11, 2011); “Effects of EPA Clean Air Initiatives,” Environmental Law360(December 2, 2010); “What to Know in the Absence of a Climate Change Law,” Environmental Law360 (August 11, 2010); “The NAIC Produces Revised Climate Change Risk Disclosure Survey,” The Debevoise & Plimpton Financial Institutions Report (June 2010); “Climate Change Issues Are Turning Up the Heat on Businesses in the U.S.,” The Debevoise & Plimpton Private Equity Report(Winter 2010) (reprinted in Private Equity Manager (April 2010)). Mr. Hammer contributed a chapter to PLI’s Healthcare Mergers & Acquisitions Answer Book 2018.
Mr. Hammer joined Debevoise in 1992. He received his B.A. magna cum laude from Yeshiva University in 1988 and his J.D. from Cardozo Law School in 1992.
- NCI Building Systems in its unit purchase agreement with Environmental Materials, LLC.
- HCA Healthcare in its $1.5 billion acquisition of Mission Health, a nonprofit North Carolina health system.
- SunSource, a Clayton, Dubilier & Rice portfolio company, in its acquisition of United Distribution Group, one of the largest distributors of industrial components and assemblies in North America.
- Ply Gem and Clayton, Dubilier & Rice in Ply Gem’s $5.5 billion stock-for-stock combination with NCI Building Systems.
- A Japanese utility as a member of an investor group in the group’s acquisition of majority ownership interests in Kleen Energy Systems, LLC, which operates a 620-megawatt natural gas-fired power plant located in Middletown, Connecticut. As part of the transaction, an affiliate of Ares EIF will manage the Kleen Energy power plant on behalf of the investor group.
- Pitney Bowes in the sale of its global production mail business to Platinum Equity.
Solenis, a Clayton, Dubilier & Rice portfolio company, in its combination with BASF’s paper and water chemicals business.
- SunSource, a Clayton, Dubilier & Rice portfolio company, in its acquisition of Ryan Herco Flow Solutions, a distributor of hydraulic and pneumatic fluid power products in the U.S. and Canada.
- TPG Capital and Welsh, Carson, Anderson & Stowe, with Humana, in their $1.4 billion acquisition of Curo Health Services.
- Clayton, Dubilier & Rice in its acquisition of SunSource, a distributor of hydraulic and pneumatic fluid power products in the U.S. and Canada.
- Atkore International, a Clayton, Dubilier & Rice portfolio company, in its $258.75 million secondary offering of common stock.
- Barclays Capital, Credit Suisse and RBC as joint book-running managers in the $233.8 million secondary offering of common stock by GMS.
- Morgan Stanley Investment Management in its acquisition of Manna Pro, a leading producer of nutritional supplements and other animal products, from The Carlyle Group.
- Clayton, Dubilier & Rice in its acquisition of a majority interest in American Greetings.
- Clayton, Dubilier & Rice in its $2.4 billion take private of Ply Gem and acquisition of Atrium Windows & Doors, two leading building products companies.
- TPG Capital and Welsh, Carson, Anderson & Stowe in the $4.1 billion acquisition of Kindred Healthcare.
- International Paper in the $1.8 billion combination of its North America Consumer Packaging business with Graphic Packaging.
- Clayton, Dubilier & Rice in its $2.5 billion acquisition of HD Supply’s Waterworks Division, the largest distributor of waterworks products in the U.S.
- Tribune Media Company in its $6.6 billion sale, later terminated, to Sinclair Broadcast Group.
- Clayton, Dubilier & Rice in the acquisition of Carestream Dental, the digital dental business of Carestream Health.
- Clayton, Dubilier & Rice and Brand Energy and Infrastructure Services in the merger of Brand Energy and Safway Group, forming the leading global industrial service business with over $5 billion in revenue.
- Allergan in its $2.47 billion acquisition of ZELTIQ, a medical technology company focused on utilizing its proprietary CoolSculpting controlled-cooling technology platform, the sales leader in the fast-growing body contouring segment of medical aesthetics.
- Allergan in its $2.9 billion acquisition of LifeCell Corporation, a regenerative medicine business.
- Showa Denko in the U.S. aspects of its acquisition of SGL GE Holding.
- Clayton, Dubilier & Rice in its acquisition of a controlling stake in Drive DeVilbiss Healthcare, a global manufacturer of medical products.
- Canada Pension Plan Investment Board in its investment in convertible preferred equity securities of an affiliate of Advanced Disposal Services.
- Greater Media in its $240 million sale to Beasley Broadcast Group.
- Atkore International, a Clayton, Dubilier & Rice portfolio company, in its $192 million initial public offering.
- Dover Corporation in its $780 million acquisition of Wayne Fueling Systems from Riverstone Holdings.
- Johnson & Johnson in the sale to SK Capital Partners of its global narcotics business, one of the world’s leading producers of opiates.
- Hussmann, a Clayton, Dubilier & Rice portfolio company, in its $1.5 billion sale to Panasonic.
- American Securities and P2 Capital Partners in their $855 million acquisition of Blount International.
- Kelso & Company in its acquisition of the J.M. Smucker Company’s U.S. canned milk brands and operations.
- PharMEDium, a Clayton, Dubilier & Rice portfolio company and the leading national provider of outsourced compounded sterile preparations to acute care hospitals in the United States, in its $2.6 billion sale to AmerisourceBergen.
- Truck-Lite, a Kelso & Company portfolio company, in its sale to Koch Equity Development and BDT Capital Partners.
- Lannett in its acquisition for $1.23 billion in cash, plus additional contingent consideration, of Kremers Urban Pharmaceuticals, the U.S. specialty generic pharmaceuticals subsidiary of global biopharmaceuticals company UCB.
- Alliance Laundry Systems, an Ontario Teachers’ Pension Plan portfolio company, in the sale of majority interest to BDT Capital Partners.
- Kelso & Company in its acquisition of US LBM Holdings, a building products distributor, from BlackEagle Partners.
- Univar in its $885 million initial public offering and concurrent private placement of $350 million of shares to Temasek and the additional purchase of 5 million shares of Univar common stock from selling stockholders by Temasek.
- UCI in the $257 million sale of its Wells vehicle electronics business to NGK Spark Plug Co.
- Mitsui in the sale of Transfreight North America, a wholly-owned subsidiary that provides logistics services primarily to automotive manufacturers, to U.S.-based Penske Logistics.
- Mitsui in its acquisition of a 20% limited partnership interest in Penske Truck Leasing Co., L.P., a full service truck leasing, truck rental and logistics business that mainly operates in the U.S., from General Electric Capital Corporation.
- NCI Building Systems in its $245 million acquisition of CENTRIA.
- Clayton, Dubilier & Rice in its acquisition of up to a 49% stake in NYSE-listed CHC Group, the world’s largest commercial helicopter operator with an enterprise value of $1.9 billion.
- Chemtura in the $1 billion sale of its agrochemicals business, Chemtura AgroSolutions.
- Clayton, Dubilier & Rice in its $1.8 billion acquisition of Ashland Water Technologies.
- Traxys Group in its agreement to sell a majority interest to The Carlyle Group and Louis Bacon.
- Forest Laboratories in its $2.9 billion acquisition of Aptalis, a gastrointestinal and cystic fibrosis company, from TPG.
- Clayton, Dubilier & Rice in its acquisition of PharMEDium, a leading provider of sterile compounding services to hospital pharmacies.
- American International Group in the $7.6 billion sale of its 100% interest in International Lease Finance Corporation to NYSE-listed AerCap Holdings N.V.
- Clayton, Dubilier & Rice in its acquisition of a 60% stake in John Deere Landscapes, a unit of Deere & Company’s Agriculture & Turf segment, in a transaction valued at $465 million.
- Tribune Media Company in its spin-off of Tribune Publishing Company.
- Tribune Media Company in its $2.7 billion acquisition of Local TV Holdings.
- Clayton, Dubilier & Rice in its acquisitions of Brand Energy and Harsco Infrastructure in a combined transaction valued at $2.5 billion.
- Mitsui in establishing a significant joint venture with Celanese to manufacture methanol at Celanese’s plant in Clear Lake, Texas.
- Kelso & Company in its acquisition of PowerTeam Services, a provider of infrastructure services to the gas and electric utility industry.
- Kelso & Company in its all-cash offer for EACOM Timber Corporation.
- AssuraMed in its $2 billion sale to Cardinal Health.
- Kelso & Company in its acquisition of Power Holdings, comprised of sister companies T&D Solutions and Associated Diversified Services, which offers a full range of outsourced maintenance and construction services to the electric utility industry, from Huntsman Gay.
- Reynolds Group in its $3.25 billion offering of 5.75% senior secured notes due 2020, at the time the third-largest single-tranche issue on record in the high-yield market and the largest issue since 2008.
- Kelso & Company, as a member of an investor group, in the $3.3 billion acquisition of energy pipeline and infrastructure assets from Kinder Morgan Energy Partners.
- Clayton, Dubilier & Rice in its $1.05 billion acquisition of a majority ownership stake in Wilsonart International Holdings, the decorative surfaces unit of Illinois Tool Works.
Footprint Power in its acquisition of the Salem Harbor Power Station, a coal- and oil-fired power station, from Dominion Energy Inc. and subsequent development loan from Macquarie.
- International Paper in its $470 million sale of three containerboard mills.
- Clayton, Dubilier & Rice in its acquisition of Roofing Supply Group, a distributor of residential and non-residential roofing materials.
- Diamond Castle in its sale of York Label Group to Multi-Color Corporation.
- International Lease Finance Corporation in its $228 million acquisition of AeroTurbine from AerCap.
- Mitsui in its joint venture with The Dow Chemical Company to produce biopolymers made from renewable, sugarcane-derived ethanol in Brazil.
- Rank Group in its $950 million acquisition of Honeywell’s automotive consumer products group.
- Reynolds Group in its $6 billion acquisition of Pactiv, a NYSE-listed global manufacturer and supplier of consumer food and beverage packaging and storage products.
- Reynolds Group in its $4.5 billion acquisition of Graham Packaging Company.
- Reynolds Group in its acquisition of Dopaco, a food service packaging company.
- International Paper in its $4.3 billion acquisition of Temple-Inland.
- Clayton, Dubilier & Rice in its acquisition of a 60% stake in Hussmann International, a leading global manufacturer of refrigerated display merchandizing equipment and refrigeration systems.
- Clayton, Dubilier & Rice in its acquisition of a 42.5% stake in Univar, a global distributor of commodity and specialty chemicals, in a sponsored recapitalization transaction valuing Univar at $4.2 billion.
- Clayton, Dubilier & Rice in its $1 billion acquisition of a 51% ownership stake in Tyco International’s Electrical and Metal Products business.
- Mitsui in its joint venture with Dow Chemical to construct, own and operate a membrane chlor-alkali facility in Freeport, Texas.
- A large Japanese investor in a significant investment in the U.S. Marcellus shale gas formation.
- Kelso & Company in its investment in Truck-Lite.
- Kelso & Company in its acquisition of Logan’s Roadhouse, a casual dining restaurant chain, from an investor group led by Bruckmann, Rosser, Sherrill & Co.
- Rank Group in its $980 million acquisition of UCI International, a North American automotive products business.
- Reynolds Group in its $1 billion senior notes issuance and a $800 million term loan senior secured financing for the acquisition of the Evergreen businesses and the Whakatane Mill.
- Hertz Global Holdings in its $2.3 billion acquisition of Dollar Thrifty Automotive Group.
- BWAY Holding Company in its $915 million sale to Madison Dearborn Partners.
- Clayton, Dubilier & Rice in its $250 million PIPE investment in NCI Building Systems.
- Clayton, Dubilier & Rice in its 46% investment in JohnsonDiversey, a transaction valued at $2.6 billion.
- Oaktree Capital Management with Avenue Capital and Lowe Hospitality Group, in acquiring the assets of Sea Island Company.
- Reynolds Group in its acquisition of Reynolds Consumer Products and Closure Systems International and the associated financings and refinancings, a group of transactions valued at $3.2 billion.
- The Rank Group in its $2.7 billion purchase of Alcoa’s packaging and consumer businesses, its acquisition of Blue Ridge Paper Products and its acquisition of the beverage packaging division of International Paper.
- A consortium that includes CAI Capital Partners, Goldman Sachs Capital Partners, Kelso & Company and Vestar Capital Partners, in its $3.3 billion going private acquisition of CCS Income Trust, a Canadian company providing waste management services to the oil industry.
- Pernod Ricard in its $575 million sale of the Wild Turkey business to Gruppo Campari.
- The Carlyle Group in its $1.5 billion acquisition of PQ Corporation from J.P. Morgan Partners and PQ Corporation in its acquisition of the Ineos Silicas business from Ineos Group.
- Phelps Dodge in numerous transactions, including its $26 billion merger with Freeport-McMoRan and its $40 billion merger (later terminated) with Canadian mining companies Inco and Falconbridge; its $600 million sale of Columbian Chemicals, a leading manufacturer of rubber and carbon black products, to One Equity Partners and DC Chemical; its sale of its North American magnet wire assets to Rea Magnet Wire; and in the debt financing facilities totaling $450 million for the $850 million expansion of the Sociedad Minera Cerro Verde (Cerro Verde) copper mine near Arequipa, Peru.
EDO Corporation in its $1.7 billion acquisition by ITT Corporation.
- Freeport-McMoRan Copper & Gold in the $735 million sale of its cable and wire division to General Cable.
- Yeshiva University, Benjamin N. Cardozo School of Law, 1992, J.D.
- Yeshiva University, 1988, B.A.
- New York
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