Areas of Practice
  • Arabic
  • French
Practice-Specific Experience
  • Harvard Law School, J.D., cum laude, 1996
  • Princeton University, A.B., 1993
Judicial Clerkships
  • Hon. Lee H. Rosenthal, US District Court, Southern District of Texas, 1996-1997
Bar & Court Admissions
  • District of Columbia
  • Texas
  • US District Court, District of Columbia
  • US District Court, District of Maryland
  • US District Court, Southern District of Texas
  • US Court of Appeals for the Fourth Circuit
  • US Court of Appeals for the District of Columbia Circuit
  • US Supreme Court

Gwendolyn Prothro Renigar

Vice Chair
1330 Connecticut Avenue, NW
Washington DC 20036
TEL: +1 202 429 6750
FAX: +1 202 429 3902


Gwendolyn Prothro Renigar, a partner in Steptoe’s Washington office, maintains a multi-faceted commercial practice with a focus on Employee Retirement Income Security Act (ERISA) and fiduciary litigation.  She also serves as the firm’s General Counsel.

Ms. Renigar has significant experience representing pension plan, insurance, healthcare, financial services, and manufacturing clients in federal court cases around the country, litigating matters involving denial of benefits, breach of fiduciary duty, prohibited transaction, and other ERISA claims.

Her ERISA litigation experience includes the following:

  • Represented government corporation in class action litigation arising from $1 billion ERISA settlement run by a third party settlement administrator.
  • Obtained court dismissal of benefits case.
  • Defended the Board of Directors of a snack food manufacturer in putative class action arising from certain investments made by the company’s pension plan, ultimately resulting in a favorable settlement.
  • Defended employee stock ownership plan (ESOP) fiduciaries in Department of Labor investigation into certain alleged plan transactions and subsequent participant litigation alleging breaches of fiduciary duty, ultimately resulting in no action by the Department and court dismissal of the litigation in its entirety.
  • Defended trustees of multi-employer pension plan in putative ERISA class action asserting fiduciary breach and prohibited transaction claims, resulting in court dismissal of the complaint in its entirety.
  • Part of national defense counsel team defending investment firm in more than 50 large-scale litigation matters arising out of sophisticated tax strategies; achieving several dismissals, summary judgment on key claims, as well as favorable settlements.


Legal 500 US, Labor & Employment: ERISA Litigation, 2015-2017

Legal 500 US, Labor & Employment: Employee Health and Retirement Plans, 2017

Selected Publications