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John P. Quinn

Special Counsel
2000 Market Street, Suite 2300
Philadelphia, PA 19103
(215) 575-2883
(215) 575-0856 - Fax
John has substantial experience providing legal and compliance services to registered investment companies, investment advisers, broker-dealers, securities industry professionals and insurance agencies. He assists his clients in complying with all applicable federal and state securities and financial services laws. John also defends clients before administrative proceedings, arbitration panels and courts.

As the former Director of the Pennsylvania Securities Commission's Division of Corporation Finance, John and his staff applied Pennsylvania's blue sky laws as well as federal securities laws to ensure that each offering complied with all applicable regulations. John was also the Chair of the North American Securities Administrators Association's Corporate Accountability Project Group, which regularly issues recommendations to state securities regulators on corporate governance laws and policies.

Prior to joining the Pennsylvania Securities Commission, John was in private practice with several law firms, where he regularly defended individuals and entities in complex professional malpractice, securities and commercial litigation matters before federal and state courts. John also counseled clients on securities and antitrust compliance.

John graduated magna cum laude from Villanova University in 1994, and graduated with high honors from George Washington University Law School in 1997. John is admitted to practice in Pennsylvania, Virginia and the District of Columbia. 

Classes/Seminars Taught

  • Reducing Regulatory Exposure: Properly Preparing for FINRA and SEC Regulatory Examination, Independent Broker-Dealer Consortium Annual Conference, September 2017

  • Department of Labor Fiduciary Rule, Delaware County Estate Planning Council, September 2017

  • Financial Industry Trends Update 2017, Chubb Insurance Financial Lines, September 2017

Published Works


  • George Washington University Law School, Washington, DC (J.D., 1997)

  • Villanova University, Villanova, PA (B.S., 1994)

    Honors: magna cum laude

Law Alerts July 1, 2018
The Chamber of Commerce challenged the Department of Labor’s ERISA Fiduciary Rule, which was promulgated in April 2016 and was scheduled to be implemented in stages through July 2019. The Fiduciary Rule expanded the definition of “..., Case Law Alerts, 3rd Quarter, July 2018 Case Law Alerts is prepared by Marshall Dennehey Warner Coleman & Goggin to provide information on recent developments of interest to our readers. This publication is not intended to provide legal advice...
Law Alerts January 19, 2018
Stockholders of Investors Bancorp, Inc. sued 10 non-employee board members and two key officers, challenging their receipt of equity incentive awards under a discretionary 2015 Equity Incentive Plan. Although approved by shareholder vote at the 2015..., Case Law Alerts, 1st Quarter, January 2018 Case Law Alerts is prepared by Marshall Dennehey Warner Coleman & Goggin to provide information on recent developments of interest to our readers. This publication is not intended to provide legal...
Law Alerts August 11, 2017
DOL Proposes Another Delay For Implementation of the Fiduciary Rule: What It Means to RIAs Prepared by John P. Quinn, Esq. On Wednesday, August 9, 2017, the Department of Labor (DOL) announced in a court filing that it will delay the effective...,   The material in this law alert has been prepared for our readers by Marshall Dennehey Warner Coleman & Goggin. It is solely intended to provide information on recent legal developments, and is not intended to provide legal advice for a...

Areas of Practice


  • George Washington University Law School (J.D., 1997)
  • Villanova University (B.S., magna cum laude, 1994)

Bar Admissions

  • Pennsylvania
  • District of Columbia
  • U.S. District Court Eastern District of Pennsylvania

Associations & Memberships

  • American Bar Association
  • Pennsylvania Bar Association
  • Philadelphia Bar Association

Year Joined Organization: 2017

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