Cani Fernández is the President of the Spanish Competition Authority (Comisión Nacional de los Mercados y la Competencia, or CNMC) since June 2020.

For more than 30 years (from 1987 to 2020), she worked as a lawyer in private practice specialized in EU and Competition Law. Likewise, she has been an associate professor at different academic institutions such as the Toulouse School of Economics, McGeorge University of the Pacific, Universidad Carlos III, Universidad Autónoma de Barcelona, and the Barcelona Graduate School of Economics, among others. From 1993 to 1997 she was référendaire at the Court of Justice of the European Union.

She was the first woman to be appointed as Co-Chair of the Antitrust Committee of the International Bar Association (IBA). In addition, she held the position of Vice-chair of the Economics Committee of the Antitrust Section at the American Bar Association (ABA), Officer of the International Cartel Task Force of the ABA Antitrust Section, and member of the IBA LPD Council. She was also a Non-Governmental Advisor (NGA) of the EU Commission and the CNMC before the International Competition Network (ICN).