Atty. William H. Lamb

Atty. William H. Lamb

William H. Lamb, former Justice of the Supreme Court of Pennsylvania, serves as Of Counsel for Lamb McErlane’s Post-Trial and Appellate Advocacy Group.

West Chester West Chester 61 yrs experience 61 year
Call (484) 402-4255 Email Book Appointment

Profile Summary

About William H. Lamb at a glance

William H. Lamb is an Of Counsel based in West Chester, Pennsylvania, practicing at Lamb McErlane PC. They have 61+ years of legal experience, licensed to practice since 1965. Their practice focuses on zoning, litigation, and appellate. Admitted to practice in Pennsylvania United States Supreme Court U.S. District Court for the Eastern District of Pennsylvani (1965). Educated at The University of Pennsylvania School of Law (J.D., 1965) and Duke University (B.A. English, 1962). Recognitions include AV Preeminent. Serands clients in West Chester, PA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William H. Lamb, former Justice of the Supreme Court of Pennsylvania, serves as Of Counsel for Lamb McErlane’s Post-Trial and Appellate Advocacy Group
  • Justice Lamb returned to the firm in January 2004, after serving a one-year appointment to the Supreme Court of Pennsylvania
  • Recognized as a top 100 Pennsylvania Super Lawyer for appellate law and a Pennsylvania Super Lawyer since 2005, he is the only former Pennsylvania Supreme Court Justice currently in practice
  • Governor Mark Schweiker nominated Justice Lamb to the post in January 2003 to fill a vacancy created by the retirement of former Chief Justice Stephen A. Zappala
  • Justice Lamb was the first justice to serve from Chester County in 147 years, an achievement recognized in 2003 when he was named Citizen of the Year by the Chester County Chamber of Business and Industry
  • During his tenure at Lamb McErlane, Justice Lamb served as a special prosecutor for Chester County from 1981 to 1984, during which time he received two Awards of Merit from the Pennsylvania State Police for his prosecution of the Johnston Brothers and Ancil Hamm cases
  • He served as District Attorney of Chester County from 1972 to 1980 and Assistant District Attorney in Chester County from 1967 to 1972
  • Justice Lamb has put his experience to work for clients through a unique Mock Argument Service for attorneys preparing cases for appeal and argument
  • As part of the service, the Post-Trial group reviews the briefs, prepares a bench memo, and conducts an in-house conference
  • Justice Lamb then presides over the mock argument and questions counsel much as he did when he served on the bench
  • Thereafter, he discusses and critiques the argument at length and provides the parties with guidelines for arguing before the Court
  • Justice Lamb is an active member of the community and is highly sought after for his political acumen on the federal, state and local levels
  • Since 2004, he has been appointed to the President’s Advisory Committee on the Arts, the Commonwealth of Pennsylvania’s Court of Judicial Discipline, and the Pennsylvania Elections Reform Task Force
  • He was also the recipient of The Legal Intelligencer’s 2014 Lifetime Achievement Award
  • COMMUNITY SERVICE & AFFILIATIONS: • President’s Advisory Committee on the Arts, Washington D.C. • Judge on the Commonwealth of Pennsylvania’s Court of Judicial Discipline • Pennsylvania Elections Reform Task Force • Philadelphia Chamber of Commerce, Board of Directors • Episcopal Academy, Senior Trustee • Southeastern Pennsylvania Chapter of the American Red Cross • Chester County Boy Scouts Council • Chester County Chamber of Business and Industry • President Judge of the Court of Judicial Discipline • Speaker, 2011 Annual Pennsylvania Real Estate Seminar • Recipient of The Legal Intelligencer’s 2014 Lifetime Achievement Award

Practice Areas Explained

William H. Lamb's Areas of Practice

Each practice area below reflects the types of cases William H. Lamb handles, with a brief overview of what that area of law covers.

Land Use & Zoning

William H. Lamb is one of 40,226 zoning attorneys indexed nationally. Browse zoning attorneys in Pennsylvania →

Civil Litigation

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

William H. Lamb is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Pennsylvania →

Appellate Practice

Appellate attorneys for civil and criminal appeals at state and federal court.

William H. Lamb is one of 86,319 appellate attorneys indexed nationally. Browse appellate 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 West Chester 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 West Chester or all attorneys in Pennsylvania.

Frequently Asked

Common questions about William H. Lamb

Where is William H. Lamb's law office located?
William H. Lamb's law practice is located in West Chester, Pennsylvania. The firm is Lamb McErlane PC. You can contact the office directly through this profile page.
What practice areas does William H. Lamb handle?
William H. Lamb focuses on zoning, litigation, appellate. Each practice area listed reflects experience handling cases of that type in Pennsylvania.
How long has William H. Lamb practiced law?
William H. Lamb has 61+ years of legal experience and has been licensed since 1965.
Where did William H. Lamb go to law school?
William H. Lamb earned their education at (J.D., 1965); (B.A. English, 1962).
How can I contact William H. Lamb for a consultation?
You can contact William H. Lamb 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 William H. Lamb received?
William H. Lamb's notable recognition includes: AV Preeminent.

Education

J.D.
The University of Pennsylvania School of Law
- 1965
B.A. English
Duke University
- 1962

Awards

AV Preeminent

Bar Admissions

Pennsylvania United States Supreme Court U.S. District Court for the Eastern District of Pennsylvani
Admitted: 1965

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