Brian W. Sullivan

Special Counsel

  • Brian W. Sullivan
  • Phone: +1 215 979 1221

    Import to Address Book

  • Duane Morris LLP
    30 South 17th Street
    Philadelphia, PA 19103-4196

Brian W. Sullivan litigates complex employment disputes before state and federal courts and regulatory agencies, representing employers in variety of industries, including pharmaceutical, technology, manufacturing, retail, and financial services.  He has extensive experience defending against claims of discrimination on the basis of race, sex, gender, age, disability, and pregnancy, as well as whistleblower and retaliation claims.  Brian also represents employers in wage and hour disputes involving employee and contractor classification, off-the-clock claims, and other issues.  He represents employers through all phases of single-plaintiff litigation, and regularly defends companies against class and collective actions asserting discrimination, wage and hour violations, and ERISA and other benefits claims.

In addition to his litigation practice, Brian has extensive experience counseling employers across numerous industries on all aspects of the employment relationship and litigation avoidance, including with respect to hiring, discipline, termination, compensation, classification, internal investigations, harassment training, and compliance with evolving state/federal employment laws.  Brian regularly drafts employment policies and agreements covering a variety of issues, including restrictive covenants and separation agreements.

Mr. Sullivan is a 2008 cum laude graduate of Suffolk University Law School and a 2005 magna cum laude graduate of Suffolk University.


  • Pennsylvania
  • U.S. District Court for the Eastern District of Pennsylvania
  • U.S. District Court for the District of New Jersey
  • U.S. Court of Appeals for the Third Circuit
  • U.S. Court of Appeals for the Ninth Circuit


  • Suffolk University Law School, J.D., cum laude, 2008
  • Suffolk University, B.A., magna cum laude, 2005


  • Duane Morris LLP
    - Special Counsel, 2022-present
  • Curley, Hurtgen and Johnsrud LLP
    - Of Counsel, 2022
  • Morgan Lewis & Bockius LLP
    - Senior Attorney, 2018-2022
    - Associate, 2012-2017
  • Montgomery, McCracken, Walker & Rhoads LLP
    - Associate, 2008-2012

Selected Publications