Team

At Sion Advogados, we have a team to be proud of: highly qualified professionals with extensive experience and committed to delivering tailor-made legal solutions for each client.

Diversity is one of our biggest differentials. We bring together people with different stories, perspectives and experiences, which makes our working environment more inclusive and innovative.

More than technique, we cultivate ethics, responsibility and long-lasting relationships with our clients.

We continually invest in team development, because we know that an environment that inspires generates high-level results.

When you choose Sion Advogados, you can be sure that there is a complete, prepared and committed team by your side every step of the way.

Alexandre Sion
FOUNDING MEMBER

Founding partner of Sion Advogados. Post-doctoral student in Law at the University of Salamanca in Spain (certificate pending defense of doctorate). Doctoral student in Law at the Autonomous University of Lisbon, Portugal (thesis deposited). Master in International Commercial Law (LL.M) from the University of California, United States. Specialist in Constitutional Law. Postgraduate in Civil Law and Civil Procedure (FGV). Lawyer with a degree in Law and Business Administration. Professional with solid experience in supporting the implementation and operation of large industries and capital-intensive and infrastructure projects in Brazil.

Bernardo Pessoa
PARTNER

Lawyer with more than a decade of experience advising large national and foreign companies on the structuring, implementation and monitoring of capital-intensive projects and M&A operations in the mining, oil and gas, infrastructure, logistics, energy and real estate sectors. He specializes in corporate law, capital markets and contracts, in the advisory and litigation spheres, as well as judicial and arbitration.

Bruna Pinheiro
PARTNER

Postgraduate degree in Environment and Sustainability from Fundação Getulio Vargas. Postgraduate degree in Environmental Law from CEI and Instituto o Direito por um Planeta Verde. Bachelor of Laws from Pontifícia Universidade Católica de São Paulo. Over 10 years of experience in environmental consulting and strategic legal advisory, with a background in major law firms. Expertise in matters related to environmental licensing, contaminated areas, the Forest Code, climate change, ESG, biodiversity, waste management, and water resources.

Fernanda Figueiredo
PARTNER

Partner in the Labor Area at Sion Advogados. Lawyer in the Labor Litigation and Advisory area, with more than a decade of experience in providing legal advice to large and medium-sized companies in various economic sectors. Graduated from Santa Cecília University (Santos), Specialist in Labor Law and Procedure from the Federal University of Bahia (UFBA) and Compliance in Privacy and Data Protection from the Pontifical Catholic University of Minas Gerais (PUC-MG).

Luiza Guerra
PARTNER

Partner in the Environmental and Mining area. Coordinator of the MBA in Environmental and Mining Law and Mining Project Management at Instituto Minere. Professor of Mining Law and Environmental Law in undergraduate, postgraduate and free courses. Master in Environmental Law and Sustainable Development from Dom Helder Câmara. Specialist in Environmental Law at Milton Campos. Specialist in Legal Management and Litigation at Ibmec. Graduated in Law from Milton Campos.

Igor Oselieri
PARTNER

Partner in Strategic Litigation. His practice covers highly complex sectors such as industry, energy, mining, steel, and logistics. With a distinguished academic background, he holds an MBA in Mining, Environmental and ESG Law from Faculdade Arnaldo and Instituto Minere (2024), a Postgraduate degree in Civil Procedural Law from Faculdade Baiana de Direito (2022), a Postgraduate degree in Environmental and Mining Law from PUC Minas (2018), and a Bachelor of Laws from PUC Minas (2015).

Mateus Stallivieri

Partner in the Environmental Law practice. Attorney. PhD candidate in Law and Development at the Graduate Program in Law of Fundação Getulio Vargas, São Paulo. Master’s degree in International Law and Sustainability from the Graduate Program in Law of the Federal University of Santa Catarina. Postgraduate degree in Environmental and Urban Law from IBMEC São Paulo. Postgraduate degree in Real Estate Law and Business from IBMEC São Paulo.