Rocco P. Imperatrice, III
Partner
- Litigation
- Education
- Employment
- Business
- Municipal, Land Use, and Condemnation Law
- Real Estate
Rocco P. Imperatrice, III is in Lamb McErlane’s Newtown Square, PA location and is a lifelong Delaware County resident. He concentrates his practice in commercial litigation (including employment discrimination defense litigation), higher education, real estate and land development, and corporate and business representation. He has represented many clients successfully in jury and non-jury trials in both State and Federal Courts.
Rocco served as liaison counsel for all Defendants in the national opioid litigation in the Delaware County Court system. Rocco is also General Counsel to Widener University and Widener University School of Law and the Centennial Conference and Special Counsel to the MAC Conference.
Rocco has served in multiple community and legal leadership roles, including, President of the Delaware County Bar Association, Chairman of the Delaware County Industrial Development Authority, and Chairman of the Edgmont Township Board of Supervisors.
Additionally, he serves as pro-bono General Counsel to the Riverfront Alliance of Delaware County, a non-profit dedicated to the restoration and improvement of the Delaware Riverfront communities, including the City of Chester. He is the former Special Counsel to the Foundation for Delaware County.
Rocco was an adjunct Professor of Law at the Delaware Law School of Widener University for five years. During law school, he was Research Editor for the Widener University School of Law Review, the Delaware Journal of Corporate Law.
ADMISSIONS:
- U.S. Supreme Court
- Pennsylvania Supreme Court
- U.S. Court of Appeals 1st and 3rd Circuits
- U.S. District Court for the Eastern District of Pennsylvania
- U.S. District Court for the Middle District of Pennsylvania
EDUCATION:
- Widener University School of Law, JD. Cum Laude
- St. Joseph’s University, BA.
AWARDS:

- Rated AV Preeminent by Martindale-Hubble / Laywers.com
- 2020 & 2021, 2022, 2023, 2024 & 2025 Delaware County Daily Times Readers’ Choice Top Attorney
- 2021, 2022, 2023, 2024 & 2025 Main Line Today Top Lawyer
- 2020-2023 Five-Star/Top Attorney by Suburban Life magazine
RECENT MATTERS:
- Borrower’s counsel in College Bond Offering
- Successful Reduction in Force for Corporate Client
- General Representation of Major Shopping Center, including Zoning, Township, and Tenant Matters
- Revision of Organizational Structure of Athletic Conference and Advise re: NCAA amended rules vs. State law as to transgender athletes’ participation in NCAA events
- Secured Third Circuit affirmance of defense jury verdict procured in favor of higher education institution accused of various Title IX violations
- Hospital Closure Leaves Patients Scrambling, Owners Collect Millions. A CBS News Investigation which includes Delaware County Memorial Hospital. Lamb McErlane PC attorneys Rocco P. Imperatrice, III, James C. Sargent and Andrew P. Stafford represent petitioners, Crozer Keystone Health System (CKHS) Inc. and the Foundation for Delaware County. Watch the CBS News story here.
- Endo’s Bankruptcy Pauses Pa.’s Coordinated Opioid Litigation. August 22, 2022 Legal Intelligencer / Law.com article. Lamb McErlane attorney Rocco P. Imperatrice, III served as liaison counsel for the defendants in Pennsylvania’s opioid litigation. Judge Barry Dozor thanked Imperatrice for his “very professional effort and attention to this extensive and complex litigation”. Read more.
- Procured a defense verdict in a federal court jury trial against a local College based upon allegations of Title IX violations consisting of purported deliberate indifference to plaintiff’s sexual assault claim and the College’s alleged retaliation.
- Secured dismissal of a federal class action suit seeking COVID-19 alleged damages consisting of a portion of tuition and fees of all members of the class against a local University.
ADDRESS:
3405 West Chester Pike | Newtown Square, PA | 19073
In the News
- Twenty-Nine Lamb McErlane Attorneys Recognized as Main Line Today 2025 ‘Top Lawyers’
- Lamb McErlane PC Attorneys Rocco P. Imperatrice, Ronald A. Amarant, Kathleen O’Connell Bell, Jake D. Becker, Andrew P. Stafford, and Katayoun M. Copeland Named Delaware County 2025 “Top Lawyers”
- Pa. High Court: Concrete Proof Not Needed to Weigh Grounds for Preliminary Injunction Order – CKHS v. Prospect Medical Holdings – Update
- Twenty-Four Lamb McErlane PC Attorneys Recognized as 2024 Main Line Today ‘Top Lawyers’
- Delaware County’s Crozer Health is for sale. It’s not clear if anyone is interested in buying it. Quotes by Lamb McErlane Partner Rocco P. Imperatrice, III
- Lamb McErlane PC Attorneys Rocco Imperatrice, Ronald Amarant, Kathleen O’Connell Bell, Andrew Stafford, and Katayoun Copeland Named 2024 Delaware County “Top Lawyers”
- Delco Judge Sides with The Foundation for Delaware County in a Dispute with Prospect Medical Holdings
- The PA Supreme Court to Hear an Appeal Regarding Prospect Medical Holdings Inc.’s Closure of Acute Care Services at Delaware County Memorial Hospital
- Twenty-One Lamb McErlane PC Attorneys Recognized as 2023 Main Line Today ‘Top Lawyers’
- Lamb McErlane PC Attorneys Rocco P. Imperatrice, Ronald A. Amarant and Kathleen O’Connell Bell Named Delaware County 2023 “Top Lawyers”
- Thirty-Two Lamb McErlane PC Attorneys Recognized as “Top Attorneys” in Suburban Life Magazine
- Hospital Closure Leaves Patients Scrambling, Owners Collect Millions
- Thirty-Four Lamb McErlane PC Attorneys Recognized as “Top Attorneys” by Suburban Life Magazine
- Thirty Lamb McErlane PC Attorneys Recognized as 2022 Main Line Today ‘Top Lawyers’
- Lamb McErlane PC Attorneys Ronald A. Amarant, Kathleen O’Connell Bell, Michael G. Defino & Rocco P. Imperatrice, III Named Delaware County 2022 “Top Lawyers”
- Lamb McErlane Secures Defense Win for Suburban College in Title IX Retaliation Claim
- Thirty-Six Lamb McErlane PC Attorneys Recognized as “Top Attorneys” by Suburban Life Magazine
- Twenty-Nine Lamb McErlane PC Attorneys Recognized as 2021 Main Line Today Top Lawyers
- Lamb McErlane PC Attorneys Ronald A. Amarant, Michael G. Defino & Rocco P. Imperatrice, III Named Delaware County Daily Times’ Readers’ Choice “One of the Best Lawyers 2021”
- Lamb McErlane’s Merger with Imperatrice, Amarant & Bell, P.C. Ranked Among the Legal Intelligencer’s Notable Hires for 2020
- Thirty-Eight Lamb McErlane PC Attorneys Named Suburban Life Five-Star / Top Attorneys
- Lamb McErlane to Absorb 5-Lawyer Delaware County Boutique
- Lamb McErlane PC and Imperatrice, Amarant & Bell Announce Merger
Articles Posted
- Judge Temporary Blocks Crozer from Closing Delaware County Memorial Hospital
- Endo’s Bankruptcy Pauses Pa.’s Coordinated Opioid Litigation. Lamb McErlane Attorney Rocco P. Imperatrice, III Served as Liaison Counsel for the Defendants
- New Discovery Deadline in Pa. Opioid Litigation Marks Possible Path Out of Lagging Coordination Program
- Escaping a ‘Black Hole’?: Pa. Litigants Seek Removal of Opioid Lawsuits From Suburban Court’s Program
- Hospital Closure Leaves Patients Scrambling, Owners Collect Millions. A CBS News Investigation Which Includes Delaware County Memorial Hospital. Lamb McErlane PC attorneys Rocco P. Imperatrice, III, James C. Sargent and Andrew P. Stafford represent petitioners, Crozer Keystone Health System (CKHS) Inc. and the Foundation for Delaware County. Watch the CBS News story here.
- Procured a defense verdict in a federal court jury trial against a local College based upon allegations of Title IX violations consisting of purported deliberate indifference to plaintiff’s sexual assault claim and the College’s alleged retaliation.
- Secured dismissal of a federal class action suit seeking COVID-19 alleged damages consisting of a portion of tuition and fees of all members of the class against a local University.
- Served as liaison counsel for all Defendants in the statewide opioid litigation in the Delaware County Court system.