Mark C. Nielsen
GROOM LAW GROUP, CHARTERED
- Address of record
- 1701 PENNSYLVANIA AVE., NW, STE. 1200, WASHINGTON, DC 20006, 202-861-5429
- mcn@groom.com
- Phone
- (202) 861-5429
Contact details as filed with the court in the cases below.
Case history
Publicly tracked matters where this attorney is listed as counsel.
Braham v. Laboratory Corporation of America Holdings ERISA Class Action
A proposed class action filed by employees against Laboratory Corporation of America Holdings concerning alleged ERISA violations related to employee benefit plans. The lawsuit names multiple individual plaintiffs and involves Willis Towers Watson US LLC as a defendant, suggesting claims may concern the administration or management of employee health or retirement benefits.
- Filed
- May 18, 2026
- Represents
- LABORATORY CORPORATION OF AMERICA HOLDINGS
Escobar ERISA Class Action
This is a proposed class action concerning alleged violations of the Employee Retirement Income Security Act (ERISA) against the Board of Directors of JJF Management, Inc. The case involves claims related to the management or administration of an employee benefit plan. Details of the specific allegations are not available from the docket metadata provided.
- Filed
- August 15, 2025
- Represents
- Board of Directors of JJF Management, Inc., Dorothy Fitzgerald, Walter Skipper, James W Cash, Gregg J. Steinbarth, Margaret Fitzgerald, Robert M. Smith, David Jenkins
Heeter ERISA Class Action
A proposed class action against Heeter and related defendants, apparently concerning employee benefits under ERISA. The docket reflects disputes over venue, with the case transferred from Maryland to Florida, but does not detail the specific allegations. These are allegations in a newly filed case, not proven facts.
- Filed
- July 29, 2025
- Represents
- Board of Directors of J.J.F. Management Services, Inc., Marianna F. Heeter, Capital Trustees, LLC, Dorothy Fitzgerald, John Fitzgerald, III, Walter Skipper, Gregg J. Steinbarth, Margaret Fitzgerald, Kathleen Iceberg, Robert M. Smith, David Jenkins, James W. Cash
“Recovery” and “exposure” refer to total disclosed settlement funds in associated cases, not money personally won or lost by an attorney. Settlements generally resolve disputed allegations without a finding that either side won. Data comes from public court dockets and may be incomplete.