Atty. Sean P. McMahon

Atty. Sean P. McMahon

Sean P. McMahon is a lawyer practicing trademark infringement, trademark application, copyright application and 3 other areas of law.

New York New York 20 yrs experience 20 year
Call (732) 802-6388 Book Appointment

Profile Summary

About Sean P. McMahon at a glance

Sean P. McMahon is an Associate based in New York, New York, practicing at Ostrolenk Faber LLP. They have 20+ years of legal experience, licensed to practice since 2006. Their practice focuses on contracts, trademark, copyright, and internet. Admitted to practice in New York (2006). Educated at George Washington University (LL.M. Trinity, 2004). Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sean P. McMahon is a lawyer practicing trademark infringement, trademark application, copyright application and 3 other areas of law
  • Sean has been licensed for 20 years
  • Sean practices at Ostrolenk Faber LLP in New York, NY

Practice Areas Explained

Sean P. McMahon's Areas of Practice

Each practice area below reflects the types of cases Sean P. McMahon handles, with a brief overview of what that area of law covers.

Contracts

Sean P. McMahon is one of 76,762 contracts attorneys indexed nationally. Browse contracts attorneys in New York →

Trademark Law

Sean P. McMahon is one of 23,222 trademark attorneys indexed nationally. Browse trademark attorneys in New York →

Copyright Law

Sean P. McMahon is one of 17,495 copyright attorneys indexed nationally. Browse copyright attorneys in New York →

Internet & Cyber Law

Internet and cyber lawyers for data breaches, online defamation, privacy law, and cybersecurity matters.

Sean P. McMahon is one of 17,958 internet attorneys indexed nationally. Browse internet attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

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

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about Sean P. McMahon

Where is Sean P. McMahon's law office located?
Sean P. McMahon's law practice is located in New York, New York. The firm is Ostrolenk Faber LLP. You can contact the office directly through this profile page.
What practice areas does Sean P. McMahon handle?
Sean P. McMahon focuses on contracts, trademark, copyright, internet. Each practice area listed reflects experience handling cases of that type in New York.
How long has Sean P. McMahon practiced law?
Sean P. McMahon has 20+ years of legal experience and has been licensed since 2006.
Where did Sean P. McMahon go to law school?
Sean P. McMahon earned their education at (LL.M. Trinity, 2004).
How can I contact Sean P. McMahon for a consultation?
You can contact Sean P. McMahon 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

LL.M. Trinity
George Washington University
- 2004

Bar Admissions

New York
Admitted: 2006

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