Eric A. Vendt

Thomas (Tom) Berger’s practice is based on an in-depth understanding of and experience with the chemicals, plastics, and electronics industries. As a preeminent practitioner with over 30 years of experience, Tom helps clients commercialize new chemical products and preserve supply chains for existing chemical products utilizing an interdisciplinary team approach combining law and science, with an emphasis on emerging technologies in the industrial and consumer chemicals areas. Tom&rsquo...

Justin C. Pierce is a lawyer recognized by Best Lawyers in the practice area of International Trade and Finance Law. Justin C. practices law in Washington, District of Columbia Best Lawyers has recognized Justin C. Pierce 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 Justin C. Pierce is held by other lawyers.

Ken has many varied interests outside of the law. In addition to travel and hiking, he is an avid reader, boxes and takes yoga for exercise and release, and studies ancient texts for insightful meanings. He has a wife of 30 years who runs her own business, and two sons, one a COO and entrepreneur and the other music engineering whiz who founded a music artist promotion company. Ken brings his “better way” focus to his life, his work and his family. Family dinners are legendary, li...

Practice Experience Jonathan is a leading global authority on international disputes and investment, as well as complex negotiations and crisis management. As head of Latin American arbitration, he has successfully advised on some of the most critical issues of the era in Latin America and beyond, such as the cultural patrimony of Machu Picchu, the new Ecuador international airport, the Argentine sovereign debt crisis, the development of the Peruvian energy sector and the Panama Canal expansi...

Robert W. Zelnick is a nationally recognized intellectual property (IP) lawyer with an established record of success. Although he is also a registered patent attorney, for more than two decades Robert has focused his practice on trademark, unfair competition and false advertising matters, where he counsels clients on complex IP issues and serves as lead counsel for major clients in federal trial and appellate courts. According to client feedback in World Trademark Review, as the former head o...

Alexander H. Xanttopoulos is a principal attorney with Roop, Xanttopoulos, Babounakis. He joined the predecessor firm in Fall 2010, to focus primarily on family law. He works in cases involving divorce, child custody, support, visitation and equitable distribution. Prior to joining Roop Law, Alex worked for several years for Greenspun, Shapiro, Davis and Leary P.C. as an associate practicing in the areas of domestic relations, traffic, criminal defense and civil litigation. He also has experi...

Saul Mezei is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Saul practices law in Washington, District of Columbia Best Lawyers has recognized Saul Mezei 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 Saul Mezei is held by other lawyers.

Kathryne C. Dickerson is a lawyer recognized by Best Lawyers in the practice area of Communications Law. Kathryne C. practices law in Washington, District of Columbia Best Lawyers has recognized Kathryne C. Dickerson 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 Kathryne C. Dickerson is held by other lawyers.

Joel R. Grosberg is co-head of McDermott’s Antitrust Mergers Focus Group and assists clients on civil and criminal antitrust matters, including obtaining merger clearances, counseling and litigation. He has represented clients in obtaining antitrust approvals in numerous challenging transactions, and in other government antitrust investigations before the Department of Justice, the Federal Trade Commission (“FTC”) and foreign competition authorities. Joel has significant exp...

David C. Silver is a partner in the law firm of Holland & Knight. He practices in the areas of real estate acquisition, development, financing and commercial leasing. His practice includes the representation of large developers, pension funds and institutional owners, as well as large corporations in connection with their real estate activities in the Washington, D.C., metropolitan area and nationally. This representation includes the buying, selling, development, financing and/or leasing...