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Trench Rossi Watanabe

Work +55 21 2206 4900
Brasilia, Porto Alegre, Rio de Janeiro, Sao Paulo

Danielle Valois

Work +55 21 2206 4912
Trench Rossi Watanabe

Work Department

Energy, Shipping, Projects, Compliance


Partner. Danielle Gomes de Almeida Valois joined the firm in 2001 and became a partner in


Danielle has been practicing in the Brazilian Oil & Gas Industry since the easing of the Federal Government´s monopoly in upstream activities. Over decades, Danielle has specialized in both domestic and multi-jurisdictional oil & gas projects and her experience extends to legal,  economical and strategic aspects involved in an oil & gas project, including the M&A, structuring of financial arrangements, drafting and negotiation of industry contracts such as JOAs, SPAs, EPCs, O&M, Tooling Arrangement, Alliance Contracts, as well as representing clients in oil and gas related litigation. She has also represented various oil & gas companies in compliance preventive and corrective programs. She has vast experience in representing National Oil Companies (NOCs), International Oil Companies (IOCs) and oil & gas services providers. Danielle serves in the firm's Innovation Committee for the development of innovative service solutions; she is a member of the firm's Construction/Real Estate Steering Committee and Oil & Gas Steering Committee and plays a key role in the development of the firm's Latin American Oil & Gas Practice. Danielle is also the  Leading Young Negotiator Representative for the LATAM Chapter of the Association of International Petroleum Negotiators (AIPN), and is a founding member of the Brazilian Arbitration Committee.



Portuguese, English, Spanish and French.


OAB RJ - Nº 108542


Danielle Valois was born in Rio de Janeiro, Brazil, on April 30, 1978. Graduated in 2000 from the Universidade Cândido Mendes School of Law.


Projects and infrastructure

Within: Projects and infrastructure

Trench Rossi Watanabe has a team of experts in multiple areas including M&A (Anna Tavares de Mello), oil and gas (Danielle Valois), and public law (Heloísa Barroso Uelze). As well as handling numerous M&A transactions in the energy sector, the group advised airport Riogaleão on the structuring of various commercial contracts. José Roberto Martins leads the team.

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Public law

Within: Public law

The public law team at Trench Rossi Watanabe attracts praise for its ‘very good business acumen’ and ‘timely responses’. Its clients are active in numerous sectors, though the team is particularly known for its work in the oil and gas, mining and infrastructure industries. Henrique Frizzo is ‘extremely business-oriented’ and ‘thorough in his advice’, and Heloisa Barroso Uelze, Danielle Gomes de Almeida Valois and José Roberto Martins are also key figures.

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Transport and shipping

Within: Transport and shipping

Trench Rossi Watanabe advises various offshore industry clients on maritime and shipping matters. Danielle Gomes de Almeida Valois is recommended.

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Brazil: Energy and natural resources


Within: Hydrocarbons

Trench Rossi Watanabe is notable for the close working relationship between its oil and gas and corporate/M&A groups. A highlight was assisting Petrobras Biocombustível in negotiations concerning the potential sale of its investment in Açucar Guarani. The team also advises Shell on all of its upstream activities in Brazil. Anna Tavares de Mello and Danielle Valois are the names to note.

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