Michael W. Thomas

Dennis handles diverse regulatory and transactional matters, ranging from day-to-day client representation to participation in multiple agency and court proceedings involving issues of industry-wide concern. He also handles major administrative and court litigation, and FCC Enforcement Bureau proceedings, for a wide variety of clients. As a member of the District of Columbia Bar, Dennis is admitted to practice in the Third, Tenth and D.C. Circuits, and before the Supreme Court of the United S...

Laura Foote Reiff focuses her practice on business immigration laws and regulations affecting U.S. and foreign companies, as well as related employment compliance and legislative issues. Laura advises corporations on a variety of compliance-related issues, particularly related to Form I-9 alien employment verification matters. Laura has been involved in audits and internal investigations and has successfully minimized monetary exposure as well as civil and criminal liabilities on behalf of he...

Matt Kaiser is the founding partner at KaiserDillon PLLC. He represents individual and small business clients in commercial litigation , government investigations , and white-collar cases . Before starting KaiserDillon PLLC, Matt worked at some of the best litigation firms in the country - Williams & Connolly and Zuckerman Spaeder. He also worked in the Maryland Federal Public Defender's Office and clerked for United States District Judge Catherine C. Blake. Matt is an adjunct professor o...

Christine M. Sorge is the Managing Shareholder of Selzer Gurvitch in Bethesda, Maryland, where she leads the firm’s Estate Planning and Trust & Estate Administration practice group. For more than 35 years, she has advised individuals, families, business owners and closely held companies on estate planning, trust and estate administration, and Corporate Law matters. Clients value her practical guidance, attention to detail and ability to explain complex legal and tax issues in a clea...

Mr. McGonigle focuses his practice on securities and investment regulation. His clients include broker/dealers, investment advisers, public companies, banks and individuals. He has experience in matters involving equity, fixed income, and derivative trading; broker/dealer and investment adviser compliance system design and review; fiduciary investment issues; regulatory registration issues; transactional disclosure issues; regulatory enforcement and grand jury representation; and litigation i...

Peter M. Gillon is a lawyer recognized by Best Lawyers in the practice area of Insurance Law. Peter M. practices law in Washington, District of Columbia Best Lawyers has recognized Peter M. Gillon since 2019. 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 Peter M. Gillon is held by other lawyers.

Zachary W. Worshtil is a partner at Powers & Worshtil, P.C. in Upper Marlboro, Maryland, where he represents individuals and families in matters involving Litigation - Trusts and Estates , Trusts and Estates, estate administration , estate and trust litigation, and estate planning . He works closely with clients to address complex legal and financial issues while providing practical guidance throughout each stage of the process. A lifelong resident of Prince George’s County, Zach br...

Barry Boss is co-chair of Cozen O’Connor’s Criminal Defense & Internal Investigations practice group, vice chair of the Commercial Litigation Department and office managing partner of the D.C. office. Prior to joining Cozen O’Connor in April 2004, Barry was an assistant federal public defender in Washington, D.C. Barry focuses his practice on complex criminal matters, particularly involving allegations of white-collar crime in federal court. Barry has extensive jury tria...

Peter E. Ciferri is a lawyer recognized by Best Lawyers in the practice areas of Land Use and Zoning Law and Real Estate Law. Peter E. practices law in Potomac, Maryland Best Lawyers has recognized Peter E. Ciferri 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 Peter E. Ciferri is held by other lawyers.

Christopher S. Rizek is a Member in Caplin & Drysdale's Washington, D.C., office. He also serves as General Counsel to the firm. In 2014, he was listed in the elite "Leading Lawyer" list for Tax Controversy by The Legal 500 . Services Mr. Rizek represents taxpayers in all types of federal civil and criminal tax controversy matters. He also guides clients through IRS audits, prepares administrative claims and protests of IRS actions, and litigates tax and tax-related cases in U.S. district...