Atty. John Patrick Duke

Atty. John Patrick Duke

John Patrick Duke is a lawyer practicing corporate law, securities, mergers / acquisitions and 2 other areas of law. John received a B.B.A. degree from Loyola College in 1992, and has been licensed for 29 years.

Berwyn Berwyn 29 yrs experience 29 year
Call (484) 327-3536 Book Appointment

Profile Summary

About John Patrick Duke at a glance

John Patrick Duke is a Partner based in Berwyn, Pennsylvania, practicing at Troutman Pepper Locke. They have 29+ years of legal experience, licensed to practice since 1997. Their practice focuses on business, m&a, securities, and consumer. Admitted to practice in Pennsylvania (1997) and New York (2017). Educated at University of Pennsylvania Law School (J.D., 1995) and Loyola College (B.B.A., 1992). Serands clients in Berwyn, PA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • John Patrick Duke is a lawyer practicing corporate law, securities, mergers / acquisitions and 2 other areas of law
  • John received a B.B.A. degree from Loyola College in 1992, and has been licensed for 29 years
  • John practices at Troutman Pepper Locke in Berwyn, PA

Practice Areas Explained

John Patrick Duke's Areas of Practice

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

Business & Corporate Law

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

John Patrick Duke is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Pennsylvania →

Mergers & Acquisitions

John Patrick Duke is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Pennsylvania →

Securities Law

John Patrick Duke is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in Pennsylvania →

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

John Patrick Duke is one of 50,607 consumer attorneys indexed nationally. Browse consumer attorneys in Pennsylvania →

Jurisdictional Context

Why local counsel matters in Pennsylvania

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

Looking for additional Pennsylvania attorneys? Browse all attorneys in Berwyn or all attorneys in Pennsylvania.

Frequently Asked

Common questions about John Patrick Duke

Where is John Patrick Duke's law office located?
John Patrick Duke's law practice is located in Berwyn, Pennsylvania. The firm is Troutman Pepper Locke. You can contact the office directly through this profile page.
What practice areas does John Patrick Duke handle?
John Patrick Duke focuses on business, m&a, securities, consumer. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has John Patrick Duke practiced law?
John Patrick Duke has 29+ years of legal experience and has been licensed since 1997.
Where did John Patrick Duke go to law school?
John Patrick Duke earned their education at (J.D., 1995); (B.B.A., 1992).
How can I contact John Patrick Duke for a consultation?
You can contact John Patrick Duke 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

J.D.
University of Pennsylvania Law School
- 1995
B.B.A.
Loyola College
- 1992

Bar Admissions

Pennsylvania
Admitted: 1997
New York
Admitted: 2017

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