Lorena launched Todorov, Giannini & Nisiyama with her partners Francisco Todorov and Adriana Giannini in August 2024, after having practiced Antitrust and International Trade in global law firms for about 15 years, including a year in London as a foreign associate.

She specializes in Antitrust and Competition Law in its various facets, such as handling investigations into cartels and abuse of dominance, counseling clients on distribution agreements and vertical restraints, negotiating immunity and leniency agreements, and advising and representing companies in the review of mergers before the Brazilian competition authority. Lorena has also developed considerable expertise in internal investigations focused on antitrust compliance, having advised a diversified multinational conglomerate in such efforts in a post-closing context. Finally, Lorena also has experience in Antitrust Litigation and International Trade, advising multinational clients in trade remedies investigations and market access cases, particularly in connection with tariff reduction applications.