Atty. Gordon C. Duus

Atty. Gordon C. Duus

Gordon Duus is a Partner in the firm’s Environmental Law Practice Group. His practice includes handling the environmental aspects of the firm’s numerous real estate and commercial transactions.

Roseland Roseland 45 yrs experience 45 year
Call (201) 971-9995 Email Book Appointment

Profile Summary

About Gordon C. Duus at a glance

Gordon C. Duus is a Partner based in Roseland, New Jersey, practicing at Mandelbaum Barrett PC. They have 45+ years of legal experience, licensed to practice since 1981. Their practice focuses on construction and environmental. Admitted to practice in District of Columbia (1981), U.S. District Court, District of Columbia (1981), New Jersey (1982), and California (1987). Educated at George Washington University Law School (J.D., 1981) and University of Pennsylvania (B.A. Marine, 1977). Recognitions include AV Preeminent. Serands clients in Roseland, NJ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Gordon Duus is a Partner in the firm’s Environmental Law Practice Group
  • His practice includes handling the environmental aspects of the firm’s numerous real estate and commercial transactions
  • This includes representing clients who are buying, selling, leasing and financing real estate, with an emphasis on managing the issues arising from properties contaminated by, or potentially contaminated by, hazardous substances
  • He also has extensive experience assisting clients who are involved in the purchase or sale of stock or assets, including mergers and acquisitions
  • As described in greater detail in “Experience,” Gordon has assisted numerous firm clients with obtaining and negotiating environmental insurance, handling site cleanup, obtaining development permits, complying with environmental regulations, advising on alternative energy projects, and providing expert witness testimony
  • Gordon is rated AV Preeminent by Martindale-Hubbell, their highest level of peer recognition available, for his professionalism and the quality of his legal work
  • He was also selected by his peers for inclusion in The Best Lawyers in America list and New Jersey Super Lawyers list in the area of Environmental Law.*

Practice Areas Explained

Gordon C. Duus's Areas of Practice

Each practice area below reflects the types of cases Gordon C. Duus handles, with a brief overview of what that area of law covers.

Construction Law

Gordon C. Duus is one of 40,689 construction attorneys indexed nationally. Browse construction attorneys in New Jersey →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Gordon C. Duus is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in New Jersey →

Jurisdictional Context

Why local counsel matters in New Jersey

Practicing law in New Jersey. Legal matters in New Jersey are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Roseland are typically filed in the local municipal court or the appropriate New Jersey state district court, depending on subject matter and amount in controversy. An attorney licensed in New Jersey brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in New Jersey courts without local counsel or pro hac vice admission.

Looking for additional New Jersey attorneys? Browse all attorneys in Roseland or all attorneys in New Jersey.

Frequently Asked

Common questions about Gordon C. Duus

Where is Gordon C. Duus's law office located?
Gordon C. Duus's law practice is located in Roseland, New Jersey. The firm is Mandelbaum Barrett PC. You can contact the office directly through this profile page.
What practice areas does Gordon C. Duus handle?
Gordon C. Duus focuses on construction, environmental. Each practice area listed reflects experience handling cases of that type in New Jersey.
How long has Gordon C. Duus practiced law?
Gordon C. Duus has 45+ years of legal experience and has been licensed since 1981.
Where did Gordon C. Duus go to law school?
Gordon C. Duus earned their education at (J.D., 1981); (B.A. Marine, 1977).
How can I contact Gordon C. Duus for a consultation?
You can contact Gordon C. Duus directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.
What awards or recognition has Gordon C. Duus received?
Gordon C. Duus's notable recognition includes: AV Preeminent.

Education

J.D.
George Washington University Law School
- 1981
B.A. Marine
University of Pennsylvania
- 1977

Awards

AV Preeminent

Bar Admissions

District of Columbia
Admitted: 1981
U.S. District Court, District of Columbia
Admitted: 1981
New Jersey
Admitted: 1982
California
Admitted: 1987
United States Supreme Court
Admitted: 1987

Reviews

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