Marshall L. Matz

Mindy Herzfeld is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law. Mindy, 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 Mindy is held by other top lawyers in the same geographic and legal practice area.

Julia Yolles is a top attorney recognized by Best Lawyers in the practice area(s) of Family Law. Julia, who practices law in Fairfax, Virginia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julia is held by other top lawyers in the same geographic and legal practice area.

Ms. Javitt provides strategic FDA regulatory advice for leading medical device, diagnostics, pharmaceutical, biological products, and human cellular, and tissue-based products (HCT/Ps) throughout the product life cycle and has successfully resolved disputes at both the pre- and post-market stage. She also has significant experience advising clinical laboratories on FDA and CLIA requirements for laboratory developed tests. Ms. Javitt’s experience prior to joining Hyman, Phelps & McNa...

Michael Koplan's practice focuses primarily on civil litigation with an emphasis in construction law and government contracts. He represents general contractors, construction managers, subcontractors, sureties, owners, and developers on both private and public construction projects, in federal and state courts, before administrative agencies, and in arbitrations and mediations. He is experienced in a broad range of construction matters, including preparing and negotiating contract documents, ...

Thomas G. Saunders is a top attorney recognized by Best Lawyers in the practice area(s) of Appellate Practice. Thomas G., who practices law in Washington, District of Columbia, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas G. is held by other top lawyers in the same geographic and legal practice area.

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David J. Ross is a top attorney recognized by Best Lawyers in the practice area(s) of Government Relations Practice and International Trade and Finance Law. David J., who practices law in Washington, District of Columbia, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which David J. is held by other top lawyers in the same geographic and legal practice area.

Beth Mcintosh Irving is a top attorney recognized by Best Lawyers in the practice area(s) of Business Organizations (including LLCs and Partnerships), Closely Held Companies and Family Businesses Law and Real Estate Law. Beth, who practices law in Rockville, Maryland, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Beth is held by other top lawyers in the same geographic and legal practice area.

Brady Mills is a Partner in the firm’s International Trade practice. He has extensive experience in antidumping and countervailing duty investigations, and appears regularly before the U.S. Department of Commerce and U.S. International Trade Commission. Mr. Mills also has significant experience in antidumping and countervailing duty litigation before the U.S. Court of International Trade and U.S. Court of Appeals for the Federal Circuit. Mr. Mills has represented clients in the steel, p...

Ellen K. Harrison advises clients on a broad range of tax issues, including estate planning and administration, tax controversies, and income, gift and estate tax planning for individuals, businesses and charitable organizations. She has significant experience drafting wills, trusts, powers of attorney, prenuptial arrangements and buy-sell agreements, as well as a broad range of corporate documents and family partnership agreements. Her tax controversy and litigation experience includes Inter...