Gordon J. Klein

Louis Mazawey brings decades of experience as an authority on the tax aspects of employee benefits in all forms to his work at Groom. As counsel to major insurance companies and a variety of plan sponsors—including corporate employers, trade associations, and public retirement systems—Lou has worked closely with qualified plans, 403(b) and 457 plans, IRAs, employee stock ownership plans, executive compensation, retiree medical benefits, plan terminations, mergers and spinoffs, the...

Norman Armstrong, Jr. is a top attorney recognized by Best Lawyers in the practice area(s) of Antitrust Law and Litigation - Antitrust. Norman, who practices law in Washington, District of Columbia, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Norman is held by other top lawyers in the same geographic and legal practice area.

Mark L. Stember is a top attorney recognized by Best Lawyers in the practice area(s) of Employee Benefits (ERISA) Law and Litigation - ERISA. Mark L., who practices law in Washington, District of Columbia, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Mark L. is held by other top lawyers in the same geographic and legal practice area.

Rosa S. Jeong focuses her practice on all aspects of international trade laws, including trade remedy proceedings before the U.S. Department of Commerce, the U.S. International Trade Commission, federal courts, and the World Trade Organization (WTO). She has counseled and represented companies in antidumping and countervailing duty proceedings, and appeals of such cases in the U.S. Court of International Trade and the U.S. Court of Appeals for the Federal Circuit. Rosa has also represented U....

Bryan H. Parr is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense: White-Collar. Bryan H., who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Bryan H. is held by other top lawyers in the same geographic and legal practice area.

Amy E. Totten approaches every case by carefully considering all perspectives involved. As a former prosecutor, she understands the importance of thorough preparation for trial and thoughtful analysis, particularly when clients are facing significant, life-changing circumstances. Her ability to anticipate opposing arguments allows her to develop practical strategies tailored to each client’s situation. Over more than two decades in legal practice, Amy has handled thousands of matters ra...

Christopher Davies has more than 25 years' experience representing clients around the world in challenging circumstances. He has experience in complex civil, criminal and administrative matters, often involving crisis management. In just the past year, Mr. Davies has represented, among others: a party in the various investigations and litigation arising from the allision between the Dali and the Key Bridge; Norfolk Southern in investigations and litigation relating to the derailment in East P...

Practicing in the area of energy law, Elizabeth Whittle counsels clients with respect to natural gas, hydroelectric and electric regulatory and transactional matters. What do you focus on? Federal Regulatory I am an active practitioner before the Federal Energy Regulatory Commission, representing clients in hearings, settlement conferences and adversary proceedings in the natural gas, electric and hydroelectric areas. I am active in proceedings involving regional transmission organizations an...

In addition to being one of approximately 500 Certified Elder Law Attorneys in the Country, Evan is also one of fewer than 100 member of the Council of Advanced Practitioners, selected for this honor by his fellow practitioners who are members of the National Academy of Elder Law Attorneys. A 4-time Best-Selling Author in the field of Elder Law and the Estate Planning and Elder Law monthly columnist for The Practical Lawyer, Evan received his undergraduate degree in Psychology from the Univer...

Linda Singer represents governments, attorneys general and other public entities in high-impact, high-stakes litigation and investigations as head of the firm’s Public Client practice area. The former Attorney General of the District of Columbia, Linda’s knowledge and experience includes serving in the public, not-for-profit and private sectors. As AG, Linda gained invaluable insight into the duties of attorneys general and how law firms with the right resources and experience can...