Heidi S. Minuskin


(973) 631-6026
350 Mount Kemble Avenue
P.O. Box 1917
Morristown, NJ 07962

Heidi S. Minuskin is a Partner with the firm where she is a commercial attorney. 

Heidi's practice concentrates in the areas of environmental law, commercial and real estate transactions. She counsels clients on the impact of environmental law on real estate and business transactions, helping them assess and address potential liabilities under federal and state environmental laws, and providing solutions to allow development and transactions to proceed. Her practice encompasses all aspects of environmental law, including Superfund Brownfields redevelopment, ISRA, due diligence, disclosure obligations, environmental insurance matters, site remediation, and regulatory compliance and permitting issues.

Heidi represents a broad range of clients, from Fortune 100 major corporations to individual clients, in environmental litigation, penalty and enforcement matters, and cost recovery actions, involving federal and state statutes and regulations including CERCLA, RCRA, and New Jersey’s Spill Act. She has negotiated significant Superfund, Spill Act and remediation settlements with various federal, state and local agencies. Heidi formerly served as Of Counsel to McElroy, Deutsch & Mulvaney, LLP. She joined the law firm of Coughlin Duffy LLP at its inception in March 2004.


  • Represented clients in Newark Bay Complex litigation and Lower Passaic River and Newark Bay Superfund matters
  • Developed procedure for addressing environmental insurance claims and negotiated substantial settlements
  • Negotiated significant federal Superfund and state law environmental Settlements
  • Performed due diligence reviews of real property and major corporations and undertook emergent ISRA submissions to allow transactions to be consummated
  • Aided numerous lending institutions in assessing environmental risks associated with various financing arrangements and developing risk assessment policies


Speaking Engagements

Speaker, CIANJ, "The Reanaissance of Urban Areas:  Woodbridge and Beyond," (September 15, 2017)

Moderator, CIANJ, Real Property Roundtable, "New Life to Old Cities: Urban Redevelopment.," (June 10, 2016)

Moderator, CIANJ, Real Property Roundtable,  "How will Valuations, Tax Changes & Rate Environment Impact you in 2016?," (January 29, 2016)

Lecturer, PIA (2014)

Lecturer, NJSCPA (2014)

Lecturer, NJSCPA (2008)

Lecturer, New Jersey Real Estate Commission (1989)

Lecturer, HazMat International (1989-1990)

Lecturer, Monmouth County Board of Realtors (1990)

Lecturer, Majess Lecture Series (1995)

Publications and Presentations

“ECRA Compliance,” Mathew Bender New Jersey Transaction Guide (1989) Co-Author

“Cleaning Your Neighbor’s Property,” New Jersey Law Journal (2002) Co-Author

"The Hidden Costs of a Home Purchase," Garden State Woman Magazine (Issue 47) Co-Author

"NRD Claims: What's Recoverable, What's Not?", NJPA Real Estate Journal (August 25, 2006)

"In Hot Pursuit of NRD Claims," Environmental Claims Journal, 19(4):219-238 (2007) Co-Author

"Keeping Your Neighbor in the Loop: Public Notice of Site Remediation" CIANJ Magazine (November, 2008) Co-Author

Awards and Honors

Selected for inclusion New Jersey Super Lawyers, Environmental, 2009, 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018.

Listed in Chambers USA Guide to America's Leading Law Firms, Environmental, 2008, 2009, 2010, 2011, 2012, 2013, 2014 and 2015

Selected as one of New Jersey’s Women Leaders in the Law, 2012

Rated AV® Preeminent™ by Martindale Hubbell


Member, American Bar Association (Section on Natural Resources)

Member, New Jersey State Bar Association (Sections on Environmental, Corporate and Business Law)

Member, New York State Bar Association (Section on Environmental Law)

Member, Industrial/Commercial Real Estate Women of New Jersey (ICREW)

Member, Commercial Real Estate Women (CREW)

Member, Environmental Business Council of the Commerce and Industry Association of   New Jersey (EBC)

Master, Justice Stewart G. Pollock Environmental Inn of Court

Chairperson, Real Property Council of the Commerce and Industry Association of NJ

Member, Chemical Council of New Jersey

Member, New Jersey License Site Remediation Professional Association

Committee Member, New Jersey Department of Environmental Protection Near-Term Priorities Committee