Ulises R. Pin

Tamara Killion is a lawyer recognized by Best Lawyers in the practice area of Employee Benefits (ERISA) Law. Tamara practices law in Washington, District of Columbia Best Lawyers has recognized Tamara Killion 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 Tamara Killion is held by other lawyers.

Michael Huston counsels clients in high-stakes litigation matters, with a particular focus on crafting winning appellate strategies. He is also sought after for his deep knowledge of administrative law. Michael’s representations are informed by his experience in the Office of the Solicitor General at the U.S. Department of Justice (DOJ), where he represented the federal government before the Supreme Court of the United States. As an Assistant to the Solicitor General, Michael argued nin...

Natan J. Leyva is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Natan J. practices law in Washington, District of Columbia Best Lawyers has recognized Natan J. Leyva since 2020. 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 Natan J. Leyva is held by other lawyers.

Mike concentrates his practice on Construction Law and Litigation – Construction , with a particular focus on construction, surety , and government contracts matters. He serves as Co-Managing Partner of the Washington, District of Columbia office of Peckar & Abramson PC , chairs the Surety and Construction Related Insurance Defense practice, and is Co-Chair of the firm’s Crisis Management team. Industry feedback published by Chambers USA reflects that clients value Mike’...

Tiffany Randolph is a lawyer recognized by Best Lawyers in the practice areas of Medical Malpractice Law - Plaintiffs and Personal Injury Litigation - Plaintiffs. Tiffany practices law in Potomac, Maryland Best Lawyers has recognized Tiffany Randolph 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 Tiffany Randolph is held by other lawyers.

Randall Rich is the partner-in-charge of the Washington, DC office. Throughout his over 40 years of experience, beginning in the Office of General Counsel of the Federal Energy Regulatory Commission (FERC) and continuing for more than 23 years at the DC office of a large Texas law firm, Randy always strives to form close personal bonds with clients as well as trusting relationships with both regulators and his colleagues in the energy bar. He gains an intimate understanding of the business an...

Allison has advocated extensively for clients in government contracts litigation before the Boards of Contract Appeals (BCA) and the U.S. Court of Federal Claims, as well as in bid protests before the Government Accountability Office (GAO). In these processes, she places clients in the best position for successful outcomes by covering all bases and ensuring she’s diligently safeguarding their rights under specific contract clauses. Outside of dispute resolution, Allison also advises gov...

Erika Harmon Arner is a nationally recognized leader in trial practice before the Patent Trial and Appeal Board (PTAB) and related appeals to the U.S. Court of Appeals for the Federal Circuit. She consistently ranks as one of the top three female attorneys appearing in PTAB trials and was named a PTAB Litigator of the Year by Managing Intellectual Property. She has argued and won a number of landmark cases at the PTAB and Federal Circuit for both patent challengers and patent owners. Erika&rs...

Jack S. Barufka is a lawyer recognized by Best Lawyers in the practice area of Patent Law. Jack S. practices law in Tysons, Virginia Best Lawyers has recognized Jack S. Barufka 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 Jack S. Barufka is held by other lawyers.

Michael E. Leiter is a lawyer recognized by Best Lawyers in the practice areas of Government Relations Practice and Privacy and Data Security Law. Michael E. practices law in Washington, District of Columbia Best Lawyers has recognized Michael E. Leiter 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 Michael E. Leiter is held by other lawyers.