Demarest Advogados leverages its ‘extensive knowledge of the sector’ to advise mining extraction companies on transactional and corporate matters, counselling on cross-border M&A, investments and tax matters. With regulatory expertise, the team also represents companies before the National Mining Industry and advises on mining rights. Practice co-head Izabella Pardinho Reis provides ’exceptional advice’ on mining transactions and regulatory issues, with experience in due diligence, concessions, agreements and judicial litigation. Fellow co-heads Thiago Maia and Paulo Coelho da Rocha assist with M&A, private equity transactions and joint ventures, with Rocha also advising on corporate governance. The firm recently expanded its presence in the Minas Gerais market through the integration of William Freire Advogados, a Belo Horizonte-based boutique renowned in the mining sector. Following the integration in February 2026, William Freire, a leading authority in Brazilian mining law; Tiago De Mattos, recognised for his expertise in regulatory, contentious, and contractual matters in the mining sector; and Bruno Costa, a partner specialising in mining regulation, all joined the firm.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Personalised service, the team went beyond the scope to complete the job.’

  • ‘The firm stands out for its excellence in tax consultancy, offering innovative and personalised solutions to its clients. With a highly qualified and experienced team, the firm provides agile and efficient service, ensuring legal security and tax optimisation. The dedication and commitment to the quality of the services provided make the firm a reference in the market, always seeking the best strategies to meet the specific needs of each client.’

Key clients

  • Vale S.A.
  • Imerys

Work highlights

Advised Vale S.A. on the acquisition of a 15% stake in Anglo American Minério de Ferro Brasil, the current owner of the Minas-Rio complex.

Lawyers

Hall of Fame

The lawyers at the very top of the profession, widely known and respected by peers and clients for their longstanding involvement in market-leading work.

William Freire
William Freire
Leading partners

The strongest partners in their field, leading on market-leading deals and endorsed by peers and clients alike.

Tiago De Mattos
Tiago De Mattos
Next Generation Partners

Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.

Practice head

Paulo Coelho da Rocha; Thiago Maia; Izabella Pardinho Reis

Other key lawyers

Ana Claudia Manzatto; William Freire; Tiago de Mattos; Bruno Costa