Atty. William J. Hamilton

Atty. William J. Hamilton

William J. Hamilton is a Partner at DeCotiis and a member of the firm's Litigation practice group.

Paramus Paramus 5 yrs experience 5 year
Call (201) 928-1100 Book Appointment

Profile Summary

About William J. Hamilton at a glance

William J. Hamilton is a Partner based in Paramus, New Jersey, practicing at DeCotiis, FitzPatrick, Cole & Giblin, LLP. They have 5+ years of legal experience, licensed to practice since 2021. Their practice focuses on litigation. Admitted to practice in New Jersey (2021), U.S. District Court District of New Jersey (2021), and New York (2022). Educated at Georgetown University Law Center, Washington, District of Columbia (J.D., 2020) and Johns Hopkins University, Baltimore, Maryland (B.A. Economics, 2014). Serands clients in Paramus, NJ and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William J. Hamilton is a Partner at DeCotiis and a member of the firm's Litigation practice group
  • Mr. Hamilton is a 2014 graduate of Johns Hopkins University, where he received his B.A. with Honors in Economics and Political Science
  • In 2020, Mr. Hamilton received his J.D. from Georgetown University Law Center, where he was an Executive and Submissions Editor for the Georgetown Journal of Legal Ethics
  • During that time, Mr. Hamilton participated in the Housing Advocacy and Litigation Clinic, and interned at the U.S
  • Public Interest Research Group in Denver, as well as at the D.C
  • Rental Housing Commission
  • Prior to law school, Mr. Hamilton worked as a business analyst for a large technology corporation

Practice Areas Explained

William J. Hamilton's Areas of Practice

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

Civil Litigation

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

William J. Hamilton is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 Paramus 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 Paramus or all attorneys in New Jersey.

Frequently Asked

Common questions about William J. Hamilton

Where is William J. Hamilton's law office located?
William J. Hamilton's law practice is located in Paramus, New Jersey. The firm is DeCotiis, FitzPatrick, Cole & Giblin, LLP. You can contact the office directly through this profile page.
What practice areas does William J. Hamilton handle?
William J. Hamilton focuses on litigation. Each practice area listed reflects experience handling cases of that type in New Jersey.
How long has William J. Hamilton practiced law?
William J. Hamilton has 5+ years of legal experience and has been licensed since 2021.
Where did William J. Hamilton go to law school?
William J. Hamilton earned their education at (J.D., 2020); (B.A. Economics, 2014).
How can I contact William J. Hamilton for a consultation?
You can contact William J. Hamilton 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.

Practice Areas

Education

J.D.
Georgetown University Law Center, Washington, District of Columbia
- 2020
B.A. Economics
Johns Hopkins University, Baltimore, Maryland
- 2014

Bar Admissions

New Jersey
Admitted: 2021
U.S. District Court District of New Jersey
Admitted: 2021
New York
Admitted: 2022

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