This firm impresses the market with its high levels of service, and is noted for offering equal strength in telecoms and technology. It is also praised for always meeting deadlines, no matter how demanding. "The lawyers really go beyond the call of duty to help us," say clients. The firm is currently working on the dispute between Techold (Citibank) and Telecom Italia, one of the most complex cases taking place in Brazil. Further clients include ITSA, Embratel, Telemig Celular and Telenor Sverige. Ricardo Barretto Ferreira da Silva is incredibly well known in the sector; clients view him as "unquestionably a leader in the field." Fabio Ferreira Kujawski is "an authority on the area and an absolutely reliable lawyer," while Paulo Marcos Rodrigues Brancher is "an amazing lawyer whose understanding of the sector is truly phenomenal." José Augusto de Leça Pereira is known for his intuitive understanding of clients' needs.