Environmental Law Litigation - Environmental Water Law
David G. Mandelbaum
Recognized in Best Lawyers since 2006 Awarded Practice Areas
Biography
David G. Mandelbaum is a shareholder in Greenberg Traurig's Litigation and Environmental Groups. https://www.gtlaw.com/People/davidmandelbaum
CONCENTRATION- Air, Water, and Waste Regulation
- Superfund and Contamination
- Climate Change
- Oil and Gas Development
- Water Rights
- SIGNIFICANT REPRESENTATIONS
- Representation of industrial clients in wastewater, solid waste, and air permitting matters; administrative appeals; and enforcement actions
- Advises clients on sustainability and climate change, risk management, and disclosure policies
- Advises clients on environmental issues presented by hundreds of transactions; litigates misrepresentation, breach of contract, and statutory claims concerning environmental conditions arising after acquisitions and divestitures
- Advises clients and litigates matters involving environmental aspects of land use, such as public trust, wetlands regulation, erosion control, "sprawl," "environmental justice," and complex urban brownfields
- Representation of clients in prosecuting and defending common law environmental tort actions
- Served as lead counsel for different industrial clients in two natural resources damages and contaminated sediment remediation matters that the federal government considers among its most significant
- Representation of clients in scores of Superfund matters, including one of the only multigenerator landfill cases to be tried to judgment
Overview
- Harvard University, J.D., graduated 1983
- Harvard University, graduated 1983
- Harvard University, graduated 1980
- Maryland, Maryland State Bar Association
- Florida, The Florida Bar
- Pennsylvania, Pennsylvania Bar Association
- Delaware Valley Regional Planning Commission - Vice Chair
- Pennsylvania Statewide Water Resources Committee - Vice Chair
- Temple Law School - Adjunct Professor of Law
- United States District Court
- Maryland, Maryland State Bar Association
- Florida, The Florida Bar
- Pennsylvania, Pennsylvania Bar Association
- Delaware Valley Regional Planning Commission - Vice Chair
- Pennsylvania Statewide Water Resources Committee - Vice Chair
- Temple Law School - Adjunct Professor of Law
- Harvard University, J.D., graduated 1983
- Harvard University, graduated 1983
- Harvard University, graduated 1980
- United States District Court
Client Testimonials
Awards & Focus
Named "Lawyer of the Year" by Best Lawyers® for:
- Litigation - Environmental, Philadelphia (2024)
- Environmental Law, Philadelphia (2018)
- Litigation - Environmental, Philadelphia (2016)
- Environmental Law, Philadelphia (2015)
Recognized in The Best Lawyers in America® 2026 for work in:
- Environmental Law
- Litigation - Environmental
- Water Law
Special Focus:
- Administrative/Regulatory
- Clean Water Act
- Counseling
- Enforcement Defense
- Environmental Permitting
- Litigation
- RCRA/Hazardous Waste
- Solid Waste
- Superfunds/Environmental Remediation
- Toxic Tort
- Waste
- Water Quality
- Water Rights
- Wetlands
News & Media
Case History
Cases
- United States v. Atlas Minerals & Chemicals, Inc., 41 Env''t Rep. Cas. (BNA) 1417 (E.D. Pa. Aug. 22, 1995), aff''''d mem., No. 95-2030 (3d Cir. July 30, 1996)
The first multi-generator Superfund litigation to go to trial on allocation.
- Gillen v. City of Neenah, 219 Wis.2d 806, 580 N.W.2d 628 (1998)
Application of Wisconsin Public Trust Doctrine to construction of sludge incinerator on landfill constructed over lakebed.
- Teleflex, Inc. v. Collins & Aikman Products Co., 961 F. Supp. 368 (D. Conn. 1996), aff''d mem., 125 F.3d 845 (2d Cir. 1997), and 297 A.D.2d 248, 746 N.Y.S.2d 698 (2002), and 847 So. 2d 1143 (Fla. App. 2003)
Complicated litigation in multiple forums over contractual representations and indemnifications, as well as alleged fraud, in a corporate transaction.
- Hanna v. ARE Acquisitions, Inc., 929 A.2d 892 (Md. 2007)
Is leaving 75 tons of mostly chemically, biologically, or radiologically hazardous material behind in a leasehold when the lease is terminated a common law tort?
- Appleton Papers Inc. v. George A. Whiting Paper Co., No. 2:08-cv-16 (E.D. Wis.) and related cases
Lower Fox River and Green Bay Superfund Site litigation that the government estimates has in excess of $1 billion in controversy.
- Seneca Resources Corp. v. U.S. Forest Service, No. 1:09-cv-154 (W.D. Pa.)
Plaintiff owns the mineral rights to 187,000 acres in the Allegheny National Forest (about one-third of the ANF), including rights to portions of the Marcellus Shale formation, and has been excluded by the Forest Service while the Forest Service conducts an environmental impact statement.
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