Maria Bianca Leanne S.J. Ruiz

profile image

Maria Bianca Leanne S.J. Ruiz


Practice Areas


  • Contractual Disputes
  • Torts and Damages
  • Criminal Prosecution and Defense

Corporate & Special Projects

  • Competition Law and Anti-Trust
  • Corporate Restructuring


  • Employment and Related Contracts
  • Labor Disputes
  • Collective Bargaining
  • Strikes, Lockouts and Other Union Disputes
  • Regulatory Compliance
  • Human Resource Advisory

Arbitration and Alternative Dispute Resolution

  • Mediation and other Alternative Modes of Dispute Resolution

Tax and Estate Planning

  • Tariff and Customs

Intellectual Property

  • Patent and Trademark Registration
  • Copyright
  • Infringement and Enforcement
  • Licensing and Franchising

Legal Education, Legislative Advocacy, and Policy Reform

  • Representation in Legislative Hearings

Professional Background

  • Former Associate, Picazo Buyco Tan Fider & Santos
  • Former Associate, The Law Firm of Bartolome Salazar & Partners
  • Former Legal Intern, Siguion Reyna, Montecillo & Ongsiako (SMRO) Law Offices
  • Former Legal Intern, Puyat, Jacinto & Santos Law Offices (PJS Law)
  • Former Legislative Staff, Office of Senator Grace Poe

Educational Background

  • Executive Programme on The Settlement of International Investments Disputes, Université Paris II Sorbonne-Assas International Law School, Singapore
  • Certificate Course on Copyright Law, University of Pennsylvania, USA
  • Certificate Course on Trademark Law, University of Pennsylvania, USA
  • Certificate Course on Financial Markets, Yale University, USA
  • Certificate Course on International Law in Action: The Arbitration of International Disputes, Leiden University, Netherlands
  • Juris Doctor, Ateneo de Manila University School of Law
  • Bachelor of Science in Management, Ateneo de Manila University