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Maria Isabel Fontana

Senior Lawyer

Experience Summary

Graduated from Pontifícia Universidade Católica de São Paulo (PUC-SP) in 2008, Ms. Maria Isabel works at Demarest as a lawyer since 2009 and is specialized in Dispute Resolution, Arbitration and Company Restructuring, particularly in Judicial Reorganization and Liquidations since 2013. Amongst her regular clients are national and international companies and financial institutions which seek credit recovery either in judicial or out-of-court proceedings or even to invest in distressed securities. She has also a broad experience in advising court-appointed trustees. 


  • 2016: Advises and represents creditors and/or investors in the following ongoing cases: Oi Group, OAS Group, Schahin Group, Independência Group, Bom Jesus Group, Wind Power Energy / Impsa, CBA Group, Usina Carolo, Cecomil, Celpa, Mabe, Supermix, Zamin, A2Par, Banco Santos, dentre outras.
  • Since 2014: Advises and represents, in Brazil, the Joint Official Liquidators of Rural International Bank Ltd. and Socimer International Bank, both under Liquidation in the Bahamas.
  • Since 2013: Advises Deloitte, to the capacity of Trustee at the Judicial Reorganization of Rede Energia S/A, one of the biggest in Brazil, with a total debt of R$ 5 Billion BRL, and Judicial Reorganization of Passaredo Airline.
  • 2014: Advised the trustee at the Judicial Reorganization of Passaredo Transportes Aéreos S.A, with a total debt of BRL 130,000,000.00.
  • 2013: Conducted as legal counsel in National Arbitration Proceedings before CCBC and Fiesp chambers.
  • 2012: Conducted as legal counsel in International Arbitration Proceedings in Lisbon, Portugal, and also in the privatization of a company.
  • Since 2009: Conducted as legal counsel in several lawsuits in civil litigation, focusing in Automobile Industry and Consumer Law.  




  • 2016: Masters in Commercial Law at Pontifícia Universidade Católica de São Paulo (PUC/SP), São Paulo, Brazil.
  • Since 2015: assistant to Professor Manoel de Queiroz Pereira Calças in Commercial Law at hte USP Law University.
  • 2012: LL.M in International Commercial Law and Arbitration from Queen Mary University of London, London, UK.
  • 2008: Graduated in Law from Pontifícia Universidade Católica de São Paulo (PUC/SP), Brazil.
Maria Isabel Fontana


Portuguese; English

Practice Areas


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