Berta Viqueira Sierra

Berta Viqueira focuses her practice on criminal law matters, representing companies and individuals in white collar crime and other criminal proceedings. She also provides advice on criminal compliance and anti-bribery compliance programs, as well as internal investigations.

Prior to joining Jones Day, Berta advised at a boutique firm that specialized in criminal law matters, where she participated in numerous proceedings of national significance, including operations "Puñal," "Casablanca," "Colapso," and "Emperador." Berta has been involved in legal proceedings related to white collar crime, corporate crime, market and consumer related crime, intellectual property crime, misappropriation, fraud, punishable insolvency offenses, crimes against the Treasury and Social Security, crimes against workers, and environmental crimes. Given the nature of these proceedings, Berta has developed a great deal of experience appearing before the Audiencia Nacional and the Supreme Court. [1]