Atty. John William Sinnott

Atty. John William Sinnott

John William Sinnott is a lawyer practicing litigation, environmental / natural resources, product liability and 6 other areas of law. John received a B.A. degree from Dartmouth College in 1988, and has been licensed for 31 years.

New Orleans New Orleans 31 yrs experience 31 year
Call (225) 497-2241 Book Appointment

Profile Summary

About John William Sinnott at a glance

John William Sinnott is a Member based in New Orleans, Louisiana, practicing at Irwin Fritchie Urquhart & Moore LLC. They have 31+ years of legal experience, licensed to practice since 1995. Their practice focuses on personal injury, slip & fall, product liability, litigation, and environmental. Admitted to practice in Louisiana (1995). Educated at Tulane University (J.D., 1995) and Dartmouth College (B.A., 1988). Recognitions include AV Preeminent. Active member of Louisiana State and American Bar Associations. Serands clients in New Orleans, LA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John William Sinnott is a lawyer practicing litigation, environmental / natural resources, product liability and 6 other areas of law
  • John received a B.A. degree from Dartmouth College in 1988, and has been licensed for 31 years
  • John practices at Irwin Fritchie Urquhart & Moore LLC in New Orleans, LA

Practice Areas Explained

John William Sinnott's Areas of Practice

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

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

John William Sinnott is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in Louisiana →

Slip & Fall / Premises Liability

John William Sinnott is one of 29,473 slip & fall attorneys indexed nationally. Browse slip & fall attorneys in Louisiana →

Product Liability

John William Sinnott is one of 66,193 product liability attorneys indexed nationally. Browse product liability attorneys in Louisiana →

Civil Litigation

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

John William Sinnott is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Louisiana →

Environmental Law

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

John William Sinnott is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in Louisiana →

Jurisdictional Context

Why local counsel matters in Louisiana

Practicing law in Louisiana. Legal matters in Louisiana are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New Orleans are typically filed in the local municipal court or the appropriate Louisiana state district court, depending on subject matter and amount in controversy. An attorney licensed in Louisiana 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 Louisiana courts without local counsel or pro hac vice admission.

Looking for additional Louisiana attorneys? Browse all attorneys in New Orleans or all attorneys in Louisiana.

Frequently Asked

Common questions about John William Sinnott

Where is John William Sinnott's law office located?
John William Sinnott's law practice is located in New Orleans, Louisiana. The firm is Irwin Fritchie Urquhart & Moore LLC. You can contact the office directly through this profile page.
What practice areas does John William Sinnott handle?
John William Sinnott focuses on personal injury, slip & fall, product liability, litigation, environmental. Each practice area listed reflects experience handling cases of that type in Louisiana.
How long has John William Sinnott practiced law?
John William Sinnott has 31+ years of legal experience and has been licensed since 1995.
Where did John William Sinnott go to law school?
John William Sinnott earned their education at (J.D., 1995); (B.A., 1988).
How can I contact John William Sinnott for a consultation?
You can contact John William Sinnott 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 John William Sinnott received?
John William Sinnott's notable recognition includes: AV Preeminent.

Education

J.D.
Tulane University
- 1995
B.A.
Dartmouth College
- 1988

Awards

AV Preeminent

Bar Admissions

Louisiana
Admitted: 1995

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