Our Mentors

Mario Jackson Sayeg

OAB/SP 46745 (in memoriam)

  • Lawyer and Founding Partner of HSLAW;
  • Professor Honoris Causa of Faculdades Integradas de Guarulhos – FIG and Bachelor in Law by the same Higher Education Institution;
  • Paul Harris Companion of the Rotary International Foundation.

Celso Renato D’Avila

OAB/DF 360

  • Procurador Geral do INSS aposentado, integrante do Grupo da Procuradoria Geral em Brasília, que atuava junto ao Superior Tribunal de Justiça e Supremo Tribunal Federal;
  • Decano da Advocacia de Brasília/DF;
  • Fundador da Seccional da OAB de Brasília, DF.

Henrique Nelson Calandra

OAB/SP 37780

  • Lawyer specializing in strategic litigation;
  • Title Doctor Honoris Causa from the Universidade Nove de Julho;
  • Emeritus Professor at Escola Paulista da Magistratura – EPM;
  • Former President of the Association of Brazilian Magistrates – AMB;
  • Former President of the São Paulo Magistrates Association – APAMAGIS;
  • Outstanding role in the International Union of Magistrates – UIM;
  • Specialist in Business Law from Escola Paulista da Magistratura – EPM;
  • Bachelor of Laws from PUCSP.