Eric Rothenberg


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Eric B. Rothenberg leads the Firm’s Environmental Practice.  He represents business and financial institutions in a broad range of adversarial matters, including superfund proceedings, toxic tort claims and private cost recovery actions.  Drawing upon his experience as a graduate-degree environmental engineer, Eric also directs diligence and documentation of transactions, financings and restructurings/reorganizations involving industrial and commercial properties.  He also serves as lead counsel and court-appointed allocation counsel at National Priorities List superfund sites.

He is a frequent speaker and author of numerous publications including current U.S. and International Environmental Law summaries for the PLI Corporate Legal Counsel series and LEXIS/NEXIS compliance guides.  He is recognized by Chambers USA, Best Lawyers in America, Super Lawyers, and International Who’s Who as a leading US environmental lawyer.

Honors & Awards

  • Recognized by AmLaw as a Top Rated Lawyer in Energy/Environmental (2013-2015)
  • Recognized by Legal 500 in the area of Finance: Capital markets: high-yield debt offerings (2012)
  • Chambers USA - Leading Lawyer in Environment: Mainly Transactional (2012 - 2017)
  • PLC Cross-border Environmental Handbook - Recommended in Environment: Corporate Section in NY (2011/2012, 2009/2010 and 2008/2009)
  • Chambers USA - America’s Leading Lawyers for Business (2008-2017)
  • The Best Lawyers in America (2008-2010, 2012-2017)
  • Corporate Counsel “Top Lawyer” (2008)
  • International Who’s Who of Business Lawyers (2006-2016)
  • International Who’s Who of Environmental Lawyers (2009-2017)
  • Named a “Super Lawyer” in a survey conducted by Thomson Reuters (2007-2016)
  • Super Lawyers, Corporate Counsel Edition (2010) - Recognized in the Environmental Litigation Section
  • Recognized as one of the New York Area’s Top Lawyers by New York Magazine (2009, 2011)


Bar Admissions

  • New York
  • Missouri

Court Admissions

  • US Supreme Court


  • Northeastern University, J.D., 1981
  • Harvard University School of Public Health, M.S., 1976
  • Harvard University, A.B., 1975: magna cum laude

Professional Activities


  • American Bar Association
  • The Bar of the City of New York
  • American Industrial Hygiene Association


  • Hydraulic Fracturing Developments,” Pratt’s Energy Law Report (Quarterly 2015-2017)
  • International Environmental Law,” International Corporate Practice: A Practitioner's Guide To Global Success, PLI, 4th ed. (Annual updates 2014-2016)
  • “Specific Corporate Compliance Challenges By Practice Area: Environment,” Corporate Compliance Practice Guide: The Next Generation (Lexis Nexis, August 2009-2016)
  • “Latest Developments in International Maritime Environmental Regulation,” The Tulane Maritime Law Journal (winter ed., 2008)
  • “The Greening of Older Buildings,” New York Law Journal (September 29, 2008)
  • “Successfully Minimizing Risk” in Environmental Law Deal Strategies (Aspatore Books 2008)
  • “Exploring the Carbon Trading Landscape,” New York Law Journal (July 16, 2007)
  • “USEPA and State Brownfield Programs,” RTM/BNA Contaminated Property Transaction Symposium, Washington DC (April 11-12, 2007)
  • “Overview of Environmental Law,” Corporate Legal Departments, PLI, 6th ed. (2006)
  • “Overview of Environmental Law,” Westchester/Fairfield County ACCA Mergers and Acquisitions Conference (Sept. 22, 2005)
  • “Federal and State Superfund Laws Affecting Business and Financial Transaction,” New York State Bar Association Annual Environmental Conference (July 2005)


  • “Turbulent Times,” Aviation Industry Review, Euroasia Industry magazine (May 2012)


  • “Environmental Risk Management: A Desk Reference,” Risk Management Technologies, Inc., 2d ed. (1998)

Research Assistant Professor

  • Harvard University School of Public Health (1976)
  • O’Melveny provided environmental and regulatory due diligence and documentation for Apollo Management LP in its acquisition of Constellis Holdings. A consortium of investors led by Apollo entered into a definitive agreement to acquire Constellis for an estimated US$1 Billion. Constellis, formerly known as Blackwater, is a global consultant for military operations with a primary training facility in Moyock, North Carolina.
  • Lowell Acquisition, LLC with respect to the diligence and documentation for the roll up acquisition of a sportswear manufacturer 
  • Apollo Global Management and its portfolio company, Taminco Corp. (Taminco), the world’s largest producer of alkylamines and alkylamine derivatives, in the $2.8 billion sale of Taminco to Eastman Chemical Company, a global producer of specialty chemicals
  • Verso Paper in its $1.4 billion acquisition of NewPage, a privately held producer of specialty paper products
  • Apollo Global Management in its $570 million acquisition of a 50% interest in the services arm of Leighton Holdings Ltd., Australia’s largest construction company 

Alerts and Publications

California Enacts Cleaning Product Right to Know Act

November 16, 2017

Hydraulic Fracturing Update

November 8, 2017

Maritime Environmental Law Update (November 2017 Edition)

November 7, 2017

Perfluorinated Chemicals: Litigation and Regulatory Update

September 15, 2017

Use of Drones for Conservation Surveillance – Benefits and Regulatory Hurdles in the US

August 8, 2017

Maritime Environmental Law Update – July 2017

July 25, 2017

Hydraulic Fracturing Developments

July 6, 2017

Senate Approves Changes to Toxic Substances Control Act

December 18, 2015

FERC Schedules Technical Conference on Proposed Rule for Collection of “Connected Entity” Data from Participants in Organized Electric Markets; Rule May Affect Investors and Lenders

November 11, 2015

Environmental Baseline and Remediation Requirements under the EU Industrial Emissions Directive; New Cleanup Obligations for Industrial Facilities

November 3, 2015

EPA Rule on “Waters of the United States” Subject to Nationwide Stay

October 9, 2015 | Energy, Natural Resources & Utilities

Maritime Environmental Law Update (October 2015 edition): EPA Directed to Revise Limits under Ballast Permit

October 7, 2015

U.S. EPA To Issue Hazardous Waste Pharmaceuticals Rule

September 28, 2015

Implementation of EPA’s New Clean Water Rule Halted in 13 States

September 1, 2015

EPA Issues Proposed Methane Limits for New and Modified Oil and Gas Wells

August 19, 2015

EPA’s Final Clean Power Plan Requires Reduction of Greenhouse Gas Emissions, Extends Compliance Period

August 4, 2015

Maritime Environmental Law Update (July 2015 Edition)

July 13, 2015

The U.S. Environmental Protection Agency Proposes Renewable Fuel Standards for 2014, 2015 and 2016 that Reduce Advanced Biofuel and Total Renewable Fuel Volumes

June 9, 2015

Update: D.C. Circuit Issues Order Requiring EPA to Issue SuperfundFinancial Assurance Regulations

May 21, 2015

Current Developments Affecting Hydraulic Fracturing Operations (April 2015)

April 28, 2015 | Energy, Natural Resources & Utilities

EPA Issues Financial Assurance Guidance for Superfund Settlement Agreements and Unilateral Administrative Orders

April 20, 2015 | Energy, Natural Resources & Utilities

Implementation of China’s Climate Change Plan

April 16, 2015 | Energy, Natural Resources & Utilities

Maritime Environmental Law Update (January 2015 edition)

January 7, 2015 | Ports, Rail, Roads, Maritime Transport & Shipping

In the News

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