Atty. Marcus Aaron Asner

Atty. Marcus Aaron Asner

Marcus Aaron Asner is a lawyer practicing international law, antitrust & trade law, criminal defense and 6 other areas of law. Marcus received a A.B. degree from University of Chicago in 1985, and has been licensed for 32 years.

New York New York 32 yrs experience 32 year
Call (301) 450-0704 Book Appointment

Antitrust & Trade Law & More Attorney · Serving New York, NY · 32+ Years Experience

Profile Summary

About Marcus Aaron Asner at a Glance

Marcus Aaron Asner is a Partner based in New York, New York, practicing at Arnold & Porter LLP. They have 32+ years of legal experience, licensed to practice since 1994. Their practice focuses on criminal defense, business, ip, white collar, and litigation. Admitted to practice in New York (1994). Educated at University of Michigan Law School (J.D., 1992) and University of Chicago (A.B. Physics, 1985). Serves clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated November 2026

About Marcus Aaron Asner

  • Marcus Aaron Asner is a lawyer practicing international law, antitrust & trade law, criminal defense and 6 other areas of law
  • Marcus received a A.B. degree from University of Chicago in 1985, and has been licensed for 32 years
  • Marcus practices at Arnold & Porter LLP in New York, NY

Practice Areas Explained

Marcus Aaron Asner's Areas of Legal Practice

Each practice area below reflects the types of cases Marcus Aaron Asner handles, with a practical overview of what that area of law involves and how it may apply to your situation in New York.

Criminal Defense in New York

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

Marcus Aaron Asner is one of 212,605 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in New York →

Business & Corporate Law in New York

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

Marcus Aaron Asner is one of 497,491 business attorneys indexed nationally. Browse business attorneys in New York →

Intellectual Property in New York

IP attorneys protect inventions, brands, and creative work through patent prosecution, trademark registration, copyright, and trade-secret enforcement.

Marcus Aaron Asner is one of 105,285 ip attorneys indexed nationally. Browse ip attorneys in New York →

White Collar Crimes in New York

Marcus Aaron Asner is one of 19,824 white collar attorneys indexed nationally. Browse white collar attorneys in New York →

Civil Litigation in New York

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

Marcus Aaron Asner is one of 450,750 litigation attorneys indexed nationally. Browse litigation 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 venue, 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.

New York Courts and Legal Process

Choosing a New York-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.

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

Frequently Asked

Common Questions About Marcus Aaron Asner

Where is Marcus Aaron Asner's law office located?
Marcus Aaron Asner's law practice is located in New York, New York. The firm is Arnold & Porter LLP. You can contact the office directly through this profile page.
What practice areas does Marcus Aaron Asner handle?
Marcus Aaron Asner focuses on criminal defense, business, ip, white collar, litigation. Each practice area listed reflects experience handling cases of that type in New York.
How long has Marcus Aaron Asner practiced law?
Marcus Aaron Asner has 32+ years of legal experience and has been licensed since 1994.
Where did Marcus Aaron Asner go to law school?
Marcus Aaron Asner earned their education at (J.D., 1992); (A.B. Physics, 1985).
How can I contact Marcus Aaron Asner for a consultation?
You can contact Marcus Aaron Asner 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.

Professional Profile

Why Clients in New York Choose Marcus Aaron Asner

Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Marcus Aaron Asner's practice in the field of criminal defense, business, ip, white collar, and litigation.

Decade-Tested Legal Experience

Marcus Aaron Asner brings 32+ years of hands-on legal practice — enough to have navigated the recurring fact patterns, procedural traps, and negotiation dynamics that shape case outcomes.

Broad Practice Area Coverage

Covering criminal defense, business, and ip, Marcus Aaron Asner can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.

Local Presence in New York

A New York-based practice means Marcus Aaron Asner attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.

Case Types

Common Legal Issues Marcus Aaron Asner Handles in New York

Below is a representative sample of the types of matters Marcus Aaron Asner has experience with under New York law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.

Business formation and structure
Business
Contract drafting and review
Business
Partnership disputes
Business
Merger and acquisition support
Business
Trademark registration
IP
Copyright infringement defense
IP
Patent prosecution
IP
Trade secret protection
IP

This list is illustrative, not exhaustive. Contact Marcus Aaron Asner directly to discuss the specifics of your situation.

Search Reference

How People Find Marcus Aaron Asner Online

Prospective clients searching for legal help in New York commonly use a combination of the attorney's name and their specific legal need. The following search terms frequently lead people to this profile and to attorneys like Marcus Aaron Asner.

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If any of the above matches what you searched for, you've found the right profile. Use the contact options at the top of this page to get in touch with Marcus Aaron Asner directly.

Education & Law School Background

J.D.
University of Michigan Law School
- 1992
A.B. Physics
University of Chicago
- 1985

Bar Admissions & Licensed Jurisdictions

New York
Admitted: 1994

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