Lawrence A. "Larry" Katz

Leon B. Greenfield has an exceptionally wide breadth of experience representing clients in complex antitrust-related matters. He has represented clients in cutting edge Section 2 litigation and agency matters. He has secured antitrust clearance for major acquisitions, litigated cases in federal and state court and counseled clients on many types of antitrust issues. Mr. Greenfield also has broad experience in matters outside the antitrust area, including securities regulatory matters and liti...

Ama Adams is a lawyer recognized by Best Lawyers in the practice area of International Trade and Finance Law. Ama practices law in Washington, District of Columbia Best Lawyers has recognized Ama Adams since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Ama Adams is held by other lawyers.

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...

Alexandra B. Hess is a lawyer recognized by Best Lawyers in the practice area of International Trade and Finance Law. Alexandra B. practices law in Washington, District of Columbia Best Lawyers has recognized Alexandra B. Hess since 2027. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Alexandra B. Hess is held by other lawyers.

Derek Adams is a lawyer recognized by Best Lawyers in the practice areas of Criminal Defense: White-Collar and Qui Tam Law. Derek practices law in Washington, District of Columbia Best Lawyers has recognized Derek Adams since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Derek Adams is held by other lawyers.

Stephanie Holland is a lawyer recognized by Best Lawyers in the practice area of Employment Law - Management. Stephanie practices law in Tysons, Virginia Best Lawyers has recognized Stephanie Holland since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Stephanie Holland is held by other lawyers.

James R. Hammerschmidt is a lawyer recognized by Best Lawyers in the practice areas of Commercial Litigation, Employment Law - Management and Litigation - Labor and Employment. James R. practices law in Bethesda, Maryland Best Lawyers has recognized James R. Hammerschmidt since 2016. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which James R. Hammerschmidt is ...

Caroline D. Ciraolo, former Acting Assistant Attorney General of the U.S. Department of Justice’s Tax Division, is a partner with Kostelanetz LLP and a founder of its Washington, D.C. office. Her practice focuses on federal and state civil tax controversies, including representation in sensitive audits, administrative appeals, and litigation, providing related tax advice, conducting internal investigations, and representing individuals and entities in criminal tax investigations and pro...

Clients hire Jacob because his aggressive, tenacious, creative and proactive strategies often put the other side on its heels, and because he gets successful results in investigations and litigation. Jacob has secured superior results for his securities enforcement, white-collar criminal defense, FCPA and internal and government investigations clients. Jacob brings his experience and outstanding reputation, including for creative strategies and solutions, to the defense of investigations, lit...

Devon Hill counsels clients on the regulatory issues involved in the global marketing of new foods, cosmetics, packaging, and related products and compliance issues that arise for products already on the market. He has over two decades of experience assisting clients that make food, cosmetics, and materials that contact food. He primarily assists clients with regulatory compliance and safety and policy issues in the United States and most countries around the world. Food and drug packaging cl...