Atty. David S. Petkun

Atty. David S. Petkun

David S. Petkun is a lawyer practicing securities / investment fraud, securities offerings, antitrust / trade law and 6 other areas of law.

Philadelphia Philadelphia 54 yrs experience 54 year
Call (267) 817-1602 Book Appointment

Profile Summary

About David S. Petkun at a glance

David S. Petkun is a Member based in Philadelphia, Pennsylvania, practicing at Cozen O'Connor. They have 54+ years of legal experience, licensed to practice since 1972. Their practice focuses on business, m&a, securities, and consumer. Admitted to practice in Massachusetts (1972) and Pennsylvania (1972). Educated at University of Pennsylvania Law School (J.D., 1972) and University of Pennsylvania (B.S. Economics, 1969). Recognitions include AV Preeminent. Serands clients in Philadelphia, PA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • David S. Petkun is a lawyer practicing securities / investment fraud, securities offerings, antitrust / trade law and 6 other areas of law
  • David received a B.S. degree from University of Pennsylvania in 1969, and has been licensed for 54 years
  • David practices at Cozen O'Connor in Philadelphia, PA

Practice Areas Explained

David S. Petkun's Areas of Practice

Each practice area below reflects the types of cases David S. Petkun 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.

David S. Petkun is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Pennsylvania →

Mergers & Acquisitions

David S. Petkun is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in Pennsylvania →

Securities Law

David S. Petkun 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.

David S. Petkun 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 Philadelphia 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 Philadelphia or all attorneys in Pennsylvania.

Frequently Asked

Common questions about David S. Petkun

Where is David S. Petkun's law office located?
David S. Petkun's law practice is located in Philadelphia, Pennsylvania. The firm is Cozen O'Connor. You can contact the office directly through this profile page.
What practice areas does David S. Petkun handle?
David S. Petkun focuses on business, m&a, securities, consumer. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has David S. Petkun practiced law?
David S. Petkun has 54+ years of legal experience and has been licensed since 1972.
Where did David S. Petkun go to law school?
David S. Petkun earned their education at (J.D., 1972); (B.S. Economics, 1969).
How can I contact David S. Petkun for a consultation?
You can contact David S. Petkun 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 David S. Petkun received?
David S. Petkun's notable recognition includes: AV Preeminent.

Education

J.D.
University of Pennsylvania Law School
- 1972
B.S. Economics
University of Pennsylvania
- 1969

Awards

AV Preeminent

Bar Admissions

Massachusetts
Admitted: 1972
Pennsylvania
Admitted: 1972

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