Mark L. Manewitz

Mark L. Manewitz has more than 30 years of experience at the highest levels of environmental law.

 Mark L. Manewitz, Esq.

Mark L. Manewitz, Esq.

Mark's expertise is sought to solve complex business problems including counseling clients and representing them in environmental aspects of the purchase and sale of contaminated property, bringing and defending litigation, and administrative proceedings. Mark's advice helps solve his clients' sophisticated business and regulatory issues including but not limited to the fields of energy, manufacturing, real estate and cutting-edge technology.

Mark has represented his clients in a wide variety of matters, including state and federal enforcement actions in New York, New Jersey, and many other jurisdictions. Mark's favorable agency and court results also help clients achieve agreements in complex environmental issues with private parties and government. His practice encompasses business transactions in energy and high-tech industries, environmental aspects of all businesses, environmental litigation, and the various aspects of developing contaminated property for commercial and residential use "brownfields" and redevelopment.

Mark helps clients obtain permits and negotiate consent orders with State and Federal agencies. He has created programs to ensure corporate environmental compliance, including ISO 9001 and ISO 14000 for facilities located in the United States. In addition, Mark has organized a number of joint industry litigations challenging state laws and PRP group hazardous waste site remediation agreements.

Mark is a former partner and head of the Environmental Practice Group at Herrick Feinstein LLP. He was previously a partner with Reed Smith and was Counsel to Skadden Arps' New Jersey office. His work in private practice began as the environmental partner and practice group leader with Clapp and Eisenberg.

He has taught a survey course on Environmental Law at Fordham University Law School and courses on Hazardous Waste Law at Seton Hall University Law School. He is a frequent lecturer on environmental topics. His lecture topics include Negotiating Environmental Transactions, The Environmental Liability of Managers and Owners, The Clean Air Act, and Lender and Fiduciary Environmental Liability.

Mark chaired the first joint New York Bar Environmental Law Section, American Bar Association, New Jersey Bar and USEPA-sponsored symposium on U.S. Environmental Protection Agency Region II issues. He served as a faculty member of an ALI-ABA Seminar on Environmental Litigation, and chaired a number of Practising Law Institute courses. He has also chaired environmental programs for Annual Meetings of both the Environmental Law Section of the New Jersey Bar and the Environmental Law Section of the New York Bar.

Mark was elected chair of the Environmental Law Section of the New Jersey Bar for 1989-1990. He has been an associate member of the Chemistry Counsel of New Jersey. He is a member of the Executive Committee and Co-Program Director of the Justice Stewart G. Pollock Environmental American Inn of Court.

His background includes both public and corporate practice. Before entering private practice, Mark was Assistant General Counsel of Coltec Industries (formerly Colt Industries), an international manufacturer, overseeing all of the company's environmental matters in addition to managing their tort litigation defense. He was senior counsel to Exxon Company U.S.A., with responsibility for environmental matters in the eastern United States. Before joining Exxon, Mark served as Senior Counsel to the Power Authority of the State of New York, where he had responsibility for the legal aspects pertaining to the construction of the Indian Point 3 Nuclear plant and other Power Authority facilities including power plants and high voltage transmission lines.


  • Rutgers School of Law, J.D., 1973
  • University of Chicago, B.A., 1970

Bar Admissions

  • New York
  • New Jersey
  • U.S. District Court, S.D. New York
  • U.S. District Court, E.D. New York
  • U.S. District Court, Dist. of New Jersey
  • U.S. Court of Appeals, 2nd Cir.
  • U.S. Court of Appeals, 3rd Cir.


  • Master of the Justice Stewart G. Pollock Environmental American Inn of Court
  • Former Associate, NJ Chemistry Counsel
  • Past Chair, Environmental Law Section of the New Jersey State Bar Association Section on Environmental Law

Bar Associations

  • American Bar Association
  • New Jersey State Bar Association
  • New York State Bar Association
  • Association of the Bar of the City of New York