Mrs Anna Mello > Trench Rossi Watanabe > Rio de Janeiro, Brazil > Lawyer Profile

Trench Rossi Watanabe
20090-003 RIO DE JANEIRO, RJ
Anna Mello photo

Work Department

Corporate / M&A, Projects, Energy, Insurance


Partner. Ms. Mello coordinates the M&A, Oil & Gas, Insurance and Major Projects groups in the Rio de Janeiro office. She routinely represents Brazilian and multinational companies in a wide range of M&A and private equity deals. Some of her representative clients include companies in the oil & gas and insurance sectors.


Anna Mello practices mainly in the areas of Mergers & Acquisitions, Private Equity and Corporate, Major Projects, Insurance and Reinsurance, Oil & Gas, as well as Banking & Finance. She is ranked by Chambers Global 2009 as one of the leading advisers for Corporate/M&A, and has been listed for the last three years in Chambers Latin America’s rankings for Corporate/M&A, Oil & Gas and Insurance. She is registered in the Rio de Janeiro Chapter of the Brazilian Bar Association, and serves as member of the Brazilian Bar Association Insurance Commission. Ms. Mello joined Trench, Rossi e Watanabe in 1996 and became a partner in 2001. She also worked as an associate in the Baker & McKenzie’s New York office in 1998. Ms. Mello graduated in 1991 at Pontifícia Universidade Católica do Rio de Janeiro Law School and earned her Masters Degree in Corporate Law from the Universidade Cândido Mendes. She also took up a course in corporate finance at New York University and has worked at Baker & McKenzie New York office.


Portuguese, English and Spanish.


OAB RJ – Nº 72585


New York University (Diploma Corporate Finance) (1998) Candido Mendes University (M.C.L. Honors) (1995) Catholic University of Rio de Janeiro (J.D.) (1991)

Lawyer Rankings

Brazil > Corporate and M&A

Widely known law firm‘ Trench Rossi Watanabe ‘provides exceptional services in various legal specialties, providing safe harbour to clients with very sensitive deals‘. It regularly advises domestic and international companies on their global expansion, where the Brazil-based team is able to work with colleagues across its worldwide platform. The corporate practice has seen an uptick in work in the healthcare, retail and restaurant sectors, and is also active in the oil-and-gas, agribusiness and tech industries. Highlights on the buy side included representing Yara Brasil Fertilizantes in the purchase of a nitrogen and phosphate industrial complex in Cubatão, where Nazir Takieddine led the advice. Alberto Mori worked as part of a cross-office team to advise a Chinese company on a joint venture with a Brazilian group. In a significant move, Daniel Facó joined the firm from Cescon, Barrieu, Flesch & Barreto Advogados to head the transactional practice. Anna Tavares de Mello is based in Rio de Janeiro and has substantial experience in M&A, private equity and insurance. Monica Castro Pereira Cavalcanti and Mauricio Pacheco receive praise.

Brazil > Energy and natural resources > Hydrocarbons

(Leading individuals)

Anna Tavares de MelloTrench Rossi Watanabe

Trench Rossi Watanabe’s oil-and-gas practice brings to bear specialist skill sets across a wide scope of oil-and-gas issues, including constitutional and public law matters, corporate finance transactions, energy regulation and dispute resolution. On the transactional front, the group advised RWE Supply & Trading on its investment into DBO Energy – José Roberto Martins and Danielle Valois led that work. Anna Tavares de Mello is another key contact in a group that also counts BP, Petrobras and Shell Brasil among its clients.

Brazil > Insurance

Multinational and domestic companies, including major insurers, turn to Trench Rossi Watanabe for legal and regulatory advice. In recent work, the team assisted SCOR Brasil Resseguros on its reorganisation and in regulatory proceedings before the Brazilian Superintendence of Private Insurance (SUSEP). The firm’s international office network and experience make it well placed to handle multi-jurisdictional matters. Anna Tavares de Mello heads the practice from Rio de Janeiro. Carolina Secches and associate Victor Luis Sigaud Ferraz are key contacts in the São Paulo office.

Brazil > Projects and infrastructure

Trench Rossi Watanabe combines M&A, oil and gas, energy and public law expertise to advise international clients on a regular basis. Since winning Canadian Solar as a client, the group has assisted the company with various power auctions and transactions. Anna Tavares de Mello and José Roberto Martins stand out.