Jeffery A. Dailey

Top rated Business Litigation attorney in Philadelphia, Pennsylvania

Dailey LLP
Jeffery A. Dailey
Dailey LLP

Practice Areas: Business Litigation, Class Action & Mass Torts, Professional Liability view more

Licensed in Pennsylvania since: 2000

Education: Syracuse University College of Law

Selected to Super Lawyers: 2015 - 2023 Selected to Rising Stars: 2005 - 2008, 2010 - 2014

Dailey LLP

1650 Market St
36th Floor
Philadelphia, PA 19103 Visit website


Jeffery A. Dailey is the co-founder of Dailey LLP, a litigation boutique law firm with offices in Philadelphia and Media, Pennsylvania, New York, New York, and Wilmington, Delaware.  A top-rated lawyer with more than 20 years of legal experience, Mr. Dailey delivers invaluable counsel and support to clients who are dealing with legal challenges involving any of the following:

· business and commercial litigation

· SEC enforcement matters and securities litigation

· Class actions

· Professional liability (accountants)

· Shareholder and derivative litigation

· Internal investigations

· Arbitrations

Over the course of his legal career, Mr. Dailey has litigated matters in state and federals courts throughout the country, including Pennsylvania, New York, New Jersey, Delaware, Massachusetts, California, Maryland, Kentucky, Florida and Texas. His clients range from publicly traded corporations to smaller privately owned businesses in a variety of industries, including accounting, private equity, lending, financial services, investment research, investment management, national retailers, and more.

Among his most recent successes and representations, Mr. Dailey was lead trial counsel and obtained a full defense judgment for a major investment research firm in a case involving an alleged Ponzi scheme.  He has conducted numerous internal investigations for companies and represented directors and officers during SEC and FDIC investigations. He also has represented Big Four and other accounting firms in litigation and in SEC, PCAOB and FDIC investigations.

A leader in his field, Mr. Dailey has published several articles on topics involving securities litigation, class actions, and shareholder litigation and risk avoidance. He also has served as an annual speaker at events sponsored by the Association of Corporate Counsel of Greater Philadelphia as well as the Donnelley Financial Solutions’ Corporate Securities Forum. Recognized for his success, he has earned consistent top rankings and endorsements from his peers.

A 1997 graduate of Hobart College, Mr. Dailey obtained his Juris Doctor from Syracuse University College of Law in 2000. He is admitted to practice in Pennsylvania and New York as well as before the U.S. District Court for the Eastern and Middle Districts of Pennsylvania, the Southern District of New York, and the U.S. Court of Appeals for the 2nd and 3rd Circuits.

Practice areas

Business Litigation, Class Action/Mass Torts: Defense, Professional Liability: Defense, Securities Litigation
  • 40% Business Litigation
  • 20% Class Action/Mass Torts: Defense
  • 20% Professional Liability: Defense
  • 20% Securities Litigation

First Admitted: 2000, Pennsylvania

Professional Webpage:

Bar/Professional Activity:
  • U.S. District Court for the Eastern District of Pennsylvania
  • U.S. District Court for the Middle District of Pennsylvania
  • New York
  • U.S. District Court for the Southern District of New York
  • U.S. Court of Appeals for the Third Circuit
  • U.S. Court of Appeals for the Second Circuit
  • Pennsylvania
  • “Rising Star“, 2005 - 2013
  • Irish Voice and Irish America Legal 100, 2009 - 2012
  • Pennsylvania “Super Lawyer“, 2015 - 2019
Scholarly Lectures/Writings:
  • 10 Ways to Avoid a Lawsuit, Accounting Today, 2007.
  • How to Bar Claims Not Disclosed in Bankruptcy, The Practical Litigator, 2004
  • Annual speaker at Association of Corporate Counsel of Greater Philadelphia events on Developments in Securities Litigation, SEC Enforcement, M&A Litigation, Foreign Corrupt Practices Act, and Personal Liability Risks Facing In-House Counsel, 2006 – 2018
  • Fraud-on-the-Market Presumption: Rebuttable, Law360, 2008
  • Four Steps to Help Prevent M&A Shareholder Litigation,, 2012
  • Materiality Assessment at the Class Certification Stage in Securities Fraud Class Actions, Securities Litigation & Regulation Westlaw Journal, 2012
  • The Rise in Event-Driven Securities Litigation – Why it Matters to Directors and Officers, Willis Towers Watson FINEX Observer: Fall 2018 Edition, 2018
  • Annual Speaker at Donnelly Financial Solutions (formerly R.R. Donnelly) Corporate Securities Forum on developments and trends in SEC Enforcement and investigations, 2011 – 2017
Educational Background:
  • Syracuse University College of Law, J.D., 2000, 2000
  • Hobart College, Bachelor of Arts in Political Science, 1997, 1997

Office location for Jeffery A. Dailey

1650 Market St
36th Floor
Philadelphia, PA 19103

Phone: 215-970-2099


9 Years Super Lawyers
9 Years Rising Stars
  • Super Lawyers: 2015 - 2023
  • Rising Stars: 2005 - 2008, 2010 - 2014

Top Lists

Top 100: Philadelphia Super Lawyers: 2022 - 2023 Top 100: Pennsylvania Super Lawyers: 2022 - 2023

Additional sources of information about Jeffery A. Dailey

See legal Q & A provided by Jeffery A. Dailey

Q: What Can A Company Do If Someone Steals Its Idea Or Trade Secret In Pennsylvania?

A: Because not all ideas are protected, the first thing you should do is consult with a lawyer and evaluate whether or not you have the right to seek … See all answers by Jeffery Dailey

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