Patricia Arratíbel Siles

Armando Arenas joined OLIVARES in 2000 and became a partner in January 2017. He has experience working on a range of IP matters, including consulting and litigation on trademark, patent, unfair competition, trade dress protection, and misleading advertising cases before the Mexican Institute of Industrial Property (IMPI), Federal Court of Tax and Administrative Affairs (FCTA), Federal Circuit Courts (FCC) and the Supreme Court of Justice (SCJ) Regulatory Affairs and Public Acquisitions. Arman...

Alfonso heads the Civil and Commercial Litigation and Alternative Dispute Resolution practice and has wide experience representing clients in complex litigation cases before federal and local courts throughout Mexico and handling international arbitration cases in the oil & gas, power generation, manufacturing and automotive industries. Alfonso is also part of the Energy Industry Group, as dispute resolution specialist in that sector. He has ample experience in constitutional remedy (ampa...

Gustavo Alcocer manages the Corporate and Commercial Law Group at OLIVARES, advising domestic and foreign businesses and the owners of those businesses on Mexican and cross-border corporate and commercial transactions. He serves as outside general counsel in Mexico to many of his domestic and foreign clients, and also represents emerging and middle-market companies, including closely-held businesses from Mexico, the United States, Canada and Latin America. Mr. Alcocer’s significant expe...

Alfredo heads the firm’s Labor, Social Security and Immigration practice group. He advises local and foreign clients in complex labor and employment matters, including union negotiations, planning for new and existing investments in efficient labor structures, executive transfers and terminations, social security and compensation matters, formation and implementation of pension plans, equity compensation programs, and flexible benefit plans. Alfredo also advises clients on labor matters...

Roberto Cannizzo Consiglio is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law, Insurance Law, Project Finance and Development Practice and Real Estate Law. Roberto, who practices law in Mexico City, Mexico, has been recognized since 2010. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Roberto is held by other top lawyers in the same geographic and legal practice area.

Humberto Molina is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Mergers and Acquisitions Law. Humberto, who practices law in Mexico City, Mexico, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Humberto is held by other top lawyers in the same geographic and legal practice area.

Miguel Flores Bernés focuses his practice on antitrust and competition issues affecting clients in various industries, including government merger review, investigations of alleged anticompetitive conduct, litigation, and counseling. He regularly represents clients before the two Mexican competition authorities: Comisión Federal de Competencia Económica and Instituto Federal de las Telecomunicaciones, and designed and implemented antitrust/competition compliance programs ...

César Chavez is a top attorney recognized by Best Lawyers in the practice area(s) of Administrative Law. César, who practices law in Mexico City, Mexico, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which César is held by other top lawyers in the same geographic and legal practice area.

Fernando Martínez Flores is a top attorney recognized by Best Lawyers in the practice area(s) of Labor and Employment Law and Outsourcing. Fernando, who practices law in Mexico City, Mexico, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Fernando is held by other top lawyers in the same geographic and legal practice area.

Selene Espinosa is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Corporate and Mergers and Acquisitions Law and Project Finance and Development Practice. Selene, who practices law in Mexico City, Mexico, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Selene is held by other top lawyers in the same geographic and legal practice area.