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Our professionals


Natalia De Santis

Natalia De Santis


Natalia has extensive experience in advising on financing and debt transactions, particularly within the infrastructure and energy sectors. Her clients include financial institutions, investment funds, and companies.


Natalia previously worked as an international associate at Paul Hastings LLP in New York. She is an executive director of the Brazilian Bar Association – Rio de Janeiro Chapter’s (OAB/RJ) Project Financing Committee and a member of Stanford Law School’s Brazil Alumni Committee. Natalia has also been recognized by Chambers & Partners Global and Chambers & Partners Brazil for her work in project finance.


• Bachelor of Laws – Instituto Brasileiro de Mercado de Capitais
• MBA in Finance – Instituto Brasileiro de Mercado de Capitais (Ibmec);
• Master of Laws (LL.M.) – Stanford Law School.


Chambers Global – Project Finance (2024);
Chambers Brazil – Project Finance (2023);
IFLR 1000 – Rising Star of the Year – National Firms (2022);

Único. The Mattos Filho news portal

Authored publications

Mattos Filho in the media

With Natalia De Santis
The Latin American Lawyer | Iberian Lawyer

Mattos Filho promotes seven lawyers to its partnership

Mattos Filho has announced seven lawyers have been promoted to the firm’s partnership. The new partners work across six different practice areas: litigation & arbitration, finance, asset management services & investment funds, infrastructure & energy, corporate/M&A, and tax.

Six of the seven new partners are women. In the last five years, internal partner promotions at the firm have been practically even in terms of men (31) and women (29) – 52% and 48%, respectively.

Click here and read the article on The Latin American Lawyer.

Latin Lawyer

Mattos Filho promotes seven to partner

Brazilian Elite firm Mattos Filho has promoted seven associates to partner across several practice areas, just weeks after Pedro Whitaker de Souza Dias took the helm as the firm’s managing partner.

The lawyers joined the firm’s senior rank today. Joana Pimentel, Maria Fernanda Fidalgo, Ligia Godoy, Natália Mauad, Marcelo Guimarães and Natalie Matos are based in São Paulo, whilst Natália de Santis works at the firm’s Rio de Janiero outpost. The firm now counts 144 partners and increases the number of women in its senior rank to 36.1%. According to the LL250 Performance Index, women make up on average 40.4% of partnerships in Brazil.

Click here and read the article on Latin Lawyer.

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