Atty. Guy Petrillo
Guy is a Fellow of the American College of Trial Lawyers. He represents clients in civil and criminal litigation and investigations, regulatory enforcement matters, antitrust proceedings and independent investigations.
Criminal Defense: White-Collar Attorney · Serving New York, NY
Profile Summary
About Guy Petrillo at a Glance
Guy Petrillo is a criminal defense and white collar attorney based in New York, New York, practicing at Petrillo Klein & Boxer LLP. Educated at New York University (J.D., 1987). Recognitions include Lawyer of the Year — Criminal Defense: White-Collar (New York City) (2026) and Best Lawyers in America — Criminal Defense: White-Collar (2026). Serves clients in New York, NY and the surrounding metropolitan area.
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About Guy Petrillo
- Guy is a Fellow of the American College of Trial Lawyers
- He represents clients in civil and criminal litigation and investigations, regulatory enforcement matters, antitrust proceedings and independent investigations
- He has also served as an arbitrator and as counsel in commercial arbitrations, bankruptcy court matters, including trustee and examiner investigations and adversary actions, and in mediations
- Guy was named as a Best Lawyers 2026 ‘Lawyer of the Year’ for Criminal Defense: White-Collar in New York City and is recognized in Band One of Chambers USA, White Collar Defense
Practice Areas Explained
Guy Petrillo's Areas of Legal Practice
Each practice area below reflects the types of cases Guy Petrillo 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.
Guy Petrillo is one of 212,605 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in New York →
White Collar Crimes in New York
Guy Petrillo is one of 19,824 white collar attorneys indexed nationally. Browse white collar 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.
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Professional Profile
Why Clients in New York Choose Guy Petrillo
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 Guy Petrillo's practice in the field of criminal defense and white collar.
Broad Practice Area Coverage
Covering criminal defense and white collar, Guy Petrillo 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 Guy Petrillo attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
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How People Find Guy Petrillo Online
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Guy Petrillo's Practice Areas & Specializations
Education & Law School Background
Awards & Professional Honors
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