Atty. William Mark Nossen

Atty. William Mark Nossen

William Mark Nossen is a lawyer practicing criminal defense, commercial, appellate practice and 5 other areas of law. William received a B.A. degree from State University of New York at Binghamton in 1994, and has been licensed for 29 years.

Chatham Chatham 29 yrs experience 29 year
Call (862) 246-6743 Book Appointment

Profile Summary

About William Mark Nossen at a glance

William Mark Nossen is a criminal defense, business, federal crimes, litigation, and government attorney based in Chatham, New Jersey. They have 29+ years of legal experience, licensed to practice since 1997. Admitted to practice in New Jersey (1997) and New York (1998). Educated at Seton Hall University (J.D., 1997) and State University of New York at Binghamton (B.A., 1994). Serands clients in Chatham, NJ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William Mark Nossen is a lawyer practicing criminal defense, commercial, appellate practice and 5 other areas of law
  • William received a B.A. degree from State University of New York at Binghamton in 1994, and has been licensed for 29 years
  • William practices in Chatham, NJ

Practice Areas Explained

William Mark Nossen's Areas of Practice

Each practice area below reflects the types of cases William Mark Nossen handles, with a brief overview of what that area of law covers.

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

William Mark Nossen is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in New Jersey →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

William Mark Nossen is one of 501,317 business attorneys indexed nationally. Browse business attorneys in New Jersey →

Federal Crimes

William Mark Nossen is one of 6,773 federal crimes attorneys indexed nationally. Browse federal crimes attorneys in New Jersey →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

William Mark Nossen is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in New Jersey →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

William Mark Nossen is one of 132,225 government attorneys indexed nationally. Browse government 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 Chatham 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 Chatham or all attorneys in New Jersey.

Frequently Asked

Common questions about William Mark Nossen

Where is William Mark Nossen's law office located?
William Mark Nossen's law practice is located in Chatham, New Jersey. You can contact the office directly through this profile page.
What practice areas does William Mark Nossen handle?
William Mark Nossen focuses on criminal defense, business, federal crimes, litigation, government. Each practice area listed reflects experience handling cases of that type in New Jersey.
How long has William Mark Nossen practiced law?
William Mark Nossen has 29+ years of legal experience and has been licensed since 1997.
Where did William Mark Nossen go to law school?
William Mark Nossen earned their education at (J.D., 1997); (B.A., 1994).
How can I contact William Mark Nossen for a consultation?
You can contact William Mark Nossen 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.

Education

J.D.
Seton Hall University
- 1997
B.A.
State University of New York at Binghamton
- 1994

Bar Admissions

New Jersey
Admitted: 1997
New York
Admitted: 1998

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