Rosemarie DaSilva

Partner

  • Rosemarie DaSilva
  • Phone: +1 973 424 2081

    Import to Address Book

  • Duane Morris LLP
    200 Campus Drive, Suite 300
    Florham Park, NJ 07932-1007
    USA

Rosemarie DaSilva is co-chair of the Environmental Division of Duane Morris' Trial Practice Group. Ms. DaSilva’s practice focuses on all areas of environmental law, from regulatory compliance to complex litigation in both state and federal courts.  Her three decades of complex multi-party litigation experience spans a full range of federal and state law including Superfund, RCRA, CERCLA, New York Navigation Law and the New Jersey Spill Act.

Ms. DaSilva advises clients throughout the country on complex environmental compliance issues and strategies to avoid or minimize liability under various environmental statutes.  She also regularly works with experts in fields ranging from hydrogeology to forensic chemistry.  She has successfully negotiated investigation, remediation and cost allocation matters.  Ms. DaSilva leads Duane Morris’ team serving as National Coordinating Counsel to a Fortune 10 Energy Company. 

Prior to joining Duane Morris, Ms. DaSilva was Chief Administrative Office of a medium-sized firm, where, in addition to a full legal docket, she handled human resources, employment, recruiting, work management and marketing.

Ms. DaSilva was the legal coordinator for the Jersey Battered Women’s Shelter Legal Advocacy Project, implementing legal training and supervision of more than 90 volunteer attorneys for the pro bono representation of battered women.

Ms. DaSilva is a 1990 graduate of Rutgers University School of Law—Camden and a graduate of Rutgers University, B.A. in Economics.

Areas of Practice

  • Commercial Litigation
  • Environmental Compliance
  • Environmental Litigation
  • Climate Change Litigation

Admissions

  • New Jersey
  • Pennsylvania
  • New York
  • U.S. Bankruptcy Court for the District of New Jersey

Education

  • Rutgers Law School, J.D., 1990
  • Rutgers University, B.A., 1987

Experience

  • Duane Morris LLP
    - Partner, 2022-present
  • McCusker, Anselmi, Rosen & Carvelli PC
    - Partner and Chief Administrative Officer

Professional Activities

  • American Bar Association

  • New Jersey Bar Association

  • Portuguese Bar Association of New Jersey

Civic and Charitable Activities

  • Jersey Battered Women’s Shelter Legal Advocacy Project
    - Legal Coordinator
  • Borough of North Caldwell
    - Board of Adjustment, 2010-present
  • Volunteer, Law and Education Empowerment Project (LEEP)

Honors and Awards

  • Listed in Best Lawyers in America, 2024

No aspect of these rankings has been approved by the Supreme Court of New Jersey. Further information on methodologies is available via these links.

Representative Matters

  • Serving as National Discovery Counsel for a Fortune 500 energy company in high-profile climate change litigation across the country.

  • Represented Fortune 500 energy company in complex, multi-party CERCLA (Superfund) litigation in the Northern District of New York, obtaining favorable settlement and dismissal of environmental liability claims with prejudice.

  • Represented Fortune 500 energy company in action brought under RCRA (hazardous waste handling and disposal issues) in the Eastern District of New York.

  • Represented Fortune 500 energy company in action brought under New York Navigation Law § 181 (Oil Spill Act) in New York state court.