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Mark E. Solomons concentrates his practice in the areas of federal administrative and regulatory law, insurance regulation, commercial insurance litigation, toxic substances injury, occupational disease compensation, health surveillance and medical records privacy programs, and related litigation. He is experienced in appellate and administrative litigation and has argued five cases before the U.S. Supreme Court. He previously served as Legislative Counsel to the U.S. Secretary of Labor and was a member of the President's Commission on Occupational Disease.


  • Federal Supreme Court and appellate litigation
  • Medical records privacy
  • Federal regulatory litigation
  • Commercial insurance litigation
  • Toxic substances injury
  • Occupational disease compensation
  • Health surveillance programs
  • Environmental health litigation
  • Federal civil litigation
  • Federal administrative and constitutional law



  • Designed compensation schemes for the Black Lung Trust Fund.
  • Drafted superfund provisions on the EPA’s Public Health Authority.
  • Drafted federal Black Lung Benefits Act and Longshore and Harbor Worker’s Compensation Act Regulations (LHWCA).
  • Designed a medical treatment manual for lung diseases in the coal industry.
  • Represented mining and industry interests in five cases before the U.S. Supreme Court, leading to a savings for these industries of almost $20 billion.
  • Obtained the dismissal from U.S. courts of thousands of asbestos injury claims requiring them to be pursued in arbitration in London.
  • Recovered millions of dollars from Jack Kent Cook, Inc. and the Washington Redskins for underpayment of insurance premiums for insurance coverage of the team's players.
  • Counsel of record in almost 500 cases in the U.S. Courts of Appeals.
  • Led a team challenging comprehensive regulations published on the last day of the Clinton Administration.

Recognition & Leadership

  • Team Member, a Law360 “Environmental Practice Group of the Year, 2022
  • Listed, The Legal 500 United States, Litigation - Supreme Court and Appellate, 2014, and 2016-2019
  • Team Member, U.S. News - Best Lawyers®, Best Law Firms Edition, "Law Firm of the Year," Environmental Law, 2016
  • Team Member, Law360 "Appellate Practice Group of the Year," 2010
  • Recipient, "Outstanding Service Award," United States Department of Labor
  • Listed, Who's Who in America
  • Member, American Bar Association
    • Vice Chair, Appellate Advocacy Committee
    • Member, Toxic Torts Committee
    • Past Chair, Workers' Compensation and Employers Liability Law Committee
  • Counsel for Appellate Litigation, U.S. Department of Labor
  • Delegate, General Assembly of the Atlantic Treaty Association
  • Legislative Counsel to the U.S. Secretary of Labor
  • Member, District of Columbia Bar Association
  • Member, President's Task Force on Occupational Diseases
  • Master, Prettyman-Leventhal American Inn of Court, Past Counselor to the Inn
  • Trustee, China Foundation, Chair Nominating Committee
  • Past Chair, Federal Bar Association, Regulatory Reform Committee


  • LL.M., The George Washington University Law School, 1973
  • J.D., University of Pennsylvania Law School, 1970
  • B.A., University of Rochester, 1967
  • District of Columbia
  • New York
  • Supreme Court of the United States