About Vale


Vale’s Executive Board is headed by CEO, Eduardo Bartolomeo. See the below list for a summary of his direct reports.

  • Eduardo Bartolomeo

    Chief Executive Officer
    Eduardo Bartolomeo

    Eduardo Bartolomeo has been Vale's CEO since April 2019. With solid experience in bulk commodity operations, supply chain and business turnaround. Throughout his professional career, Bartolomeo has shown great ability to lead complex operations and establish a culture of operational excellence.

    In his second tenure at Vale, Bartolomeo started as the Executive Director of Basic Metals in Canada from January 2018. His first tenure took place between 2004 and 2012, when his work for the Executive Department of Logistics Operations was well celebrated. There, he developed the Vale Production System (VPS), which together with investment in technology and professional qualification, resulted in significant gains for the company.

    Bartolomeo also structured logistics to support Vale's operations in Africa and was one of the main negotiators that enabled Vale to obtain the sub-concession of the 720km rail branch of the North-South railroad (FNS, Ferrovia Norte-Sul). His role in the negotiations was essential to create Valor da Logística Integrada (VLI), a general cargo transportation company, structured by Bartolomeo in December 2010. Today, VLI has 7.5 thousand employees and in 2017 achieved a turnover of R$4.5 billion.

  • Alexandre Pereira

    Executive director, Global Business Support
    Alexandre Pereira

    Alexandre Pereira is the Executive VP of Global Business Support at Vale since August 2017. He is responsible for Information Technology, Procurement, Capital Projects, Energy, Operational Excellence, Security and Corporate Services in all lines of business where Vale operates.

    With a passion for strategic thinking and transformations, Alexandre is a global and business- focused executive recognized for his dynamic and charismatic leadership, with strong capacity to engage multicultural teams. Entrepreneurship, pure challenge and general management are his career anchors, which contribute to his focus on innovation and his ability to deliver sustainable results under competitive and challenging circumstances.

    Throughout his 26 years of professional experience, Alexandre has held a range of global executive positions and gained diverse knowledge bringing together regions into a global company and working with international initiatives, turnaround management, and large-scale projects.

    Alexandre holds a degree in Mathematics and Computer Science from State University of Rio de Janeiro. He completed two postgraduate degrees in Business Management from Dom Cabral Foundation and Computer Networks from the Federal University of Espírito Santo. He also holds an MBA in Business from the University of São Paulo. He holds triple citizenship in Brazil, Canada and Portugal (EU).

  • Carlos Medeiros

    Executive Director for Safety and Operational Excellence
    Carlos Medeiros

    Carlos Medeiros is a senior executive with an outstanding international track record and proven capacity to manage large transformational projects. In June 2019, he was appointed to lead Vale’s Safety and Operational Excellence Executive Department, an area specially created to improve the company’s Safety and Risk Management, in line with its strategic pillars of safety, operational excellence and a reformulated pact with society.

    Medeiros uses his in-depth knowledge of the lean manufacturing methodology – whose main aims are to optimize processes, continuously improve productivity and quality, and thereby boost competitiveness – to guarantee the safety and efficiency of the company’s operations. He was chosen in line with Vale’s commitment to follow world-class operational standards.

  • Luciano Siani

    Executive director, Finance and Investor Relations
    Luciano Siani Pires

    Luciano Siani Pires was appointed Vale's Chief Financial Officer in August 2012. Before this, from 2008 to July 2012, he held the positions of global director of Strategic Planning and global director of Human Resources and Governance at the company.

    He has extensive professional experience in the areas of finance, capital markets and strategic planning. In 2007 and 2008, he was chief of Staff and executive secretary to the president at Brazil's National Development Bank (BNDES), where he previously worked from 2005 and 2006 as chief of the Holding Management Department (Capital Markets), and head of the Export Finance Department in 2001 and 2002. Also at BNDES, between 1992 and 1999 he held positions in the areas of financial planning, investor relations and capital markets. For two years, from 2003 to 2005, he worked as a consultant for McKinsey & Company, focusing on the basic materials sector.

    Luciano Siani has served on the boards of Tele Norte Leste (Telemar), Suzano Bahia Sul Papel e Celulose, and Vale/Valepar.

    He has also taught for MBA programs at COPPEAD at the Federal University of Rio de Janeiro (UFRJ).

    Luciano Siani has an undergraduate degree in mechanical engineering from Pontifícia Universidade Católica in Rio de Janeiro (PUC-RJ) and a MBA, with a finance specialization, from the Leonard N. Stern School of Business, New York University.

  • Luiz Eduardo Osorio

    Executive Director of Sustainability, Communication and Institutional Relations
    Luiz Eduardo Osorio

    Luiz Eduardo Osorio has extensive experience in the areas of International Relations, Corporate Affairs, Sustainability, Law, Ethics & Compliance, liaising with ministries, regulatory agencies and government representation in their various spheres. He has held management positions in Brazil and abroad in large national and multinational companies, such as AmBev, Diageo, Shell and Raízen. He is currently a member of the Advisory Council of the Columbia Center on Sustainable Investment, Columbia University, and the director of the Rio de Janeiro Commercial Association (ACRJ). He is also the chairman of the Managing Council of the Brazilian Mining Institute (IBRAM).

    Osorio has a law degree from PUC-RJ and a Master's degree in Management Development from the American University (USA). He has also taken professional extension courses in Business Management, which included Corporate Social Responsibility, Strategy, Leadership, and Performance at Harvard, Insead, and Wharton universities.

  • Marcello Spinelli

    Executive Director for Ferrous Minerals
    Marcello Spinelli

    Marcello Spinelli has been Vale's Executive Director for Ferrous since May 2019. He has built solid experience in integrated logistics operations throughout the nearly 10 years he has been at the forefront of the Value of Integrated Logistics (VLI) of intermodal transport in Brazil. At VLI, it conducted a cycle of robust investments in operating efficiency and company growth.

    He had held senior leadership positions in Vale from 2002 to 2010 in the general cargo commercial area and in the Tubarão Complex operations. He was the CEO of the Vila Velha Terminal and accumulated the position of Vale's Logistics Director with the president of the Centro-Atlântica Railroad. He led the creation of VLI in 2008. Previously, he worked at Submarino and Ambev.

    Marcello has a production engineering degree from USP and has different extension courses in business, operations, management and infrastructure.

  • Mark Traversr

    Executive Director of Base Metals
    Mark Travers

    Mark Travers is the Executive Director of Base Metals, a position he has held on an interim basis since March 2019.

    Mark is passionate about sustainability and building a positive social, economic and environmental legacy in the communities where we operate, through responsible mining practices.

    Mark currently serves as President of PT Vale’s Board of Commissioners. Since joining Vale in 2001, he has held progressively senior roles in legal, institutional relations, corporate strategy and sustainability, including serving as General Counsel, Vale Canada Limited. Prior to joining Vale, Mark was a corporate lawyer at Smith Lyons law firm in Toronto, Canada.

    He holds a Bachelor of Arts (Honours) from the University of Western Ontario and a Joint Master of Business Administration and Bachelor of Laws Degree from York University’s Osgoode Hall Law School in Toronto, Canada.

  • Alexandre Silva D'Ambrosio

    General Counsel
    Alexandre S. D’Ambrosio

    Alexandre S. D’Ambrosio has been Vale S.A.’s General Counsel since March 2018. His responsibilities include the company’s Legal, Tax, Corporate and Compliance Office sectors worldwide. He is also an Officer of Vale International S.A. and a member of the Board of Directors of Vale New Caledonia. He is a former alternate member of the Curator Council of Fundação Renova.

    From 2016 to 2018, he was the Executive Vice President of Banco Santander (Brasil) S.A. He was also a member of the board of directors of Santander Security Services Ltda (“S3”). From 2003 to 2016, he was the Corporate Legal Director of the Votorantim group. He was a board member of Aracruz Celulose S.A. (later Fibria S.A.) from 2004 to 2013, of Cimentos Itambé S.A. from 2006 to 2016, and of Citrosuco S.A. from 2009 to 2016.

    In the United States, where he remained from 1985 to 1996, he worked as an associate and partner in large law firms, in Washington, D.C. and New York, in the areas of international trade, mergers and acquisitions, project finance and cross-border finance. He obtained an LLB from the University of São Paulo Law School in 1984, an LLM from Harvard Law School in 1986, and the equivalent of a Juris Doctor degree from George Washington University’s National Law Center in 1989.

  • Juarez Saliba de Avelar

    Director of Coal, Strategy and Mineral Exploration
    Juarez Saliba de Avelar

    Juarez Saliba de Avelar was appointed as Vale’s director of Coal, Strategy and Mineral Exploration in July 2019, on top of his existing role as director of Strategy, Exploration, New Business and Technology, to which he was appointed in July 2017.

    Between 2014 and 2017, he worked as a consultant for various companies in Brazil and other countries, including ZAMIN, AURA Minerals and MSPPar. As an executive director of Companhia Siderúrgica Nacional (CSN) from 2011 to 2013, he was responsible for the Mergers and Acquisitions and New Business Development areas. He was the president of Steel do Brasil in 2010 and 2011. As the executive director of CSN’s Mining and Logistics Division from 2003 to 2010, he coordinated the development and operation of a project to expand the company’s iron ore production capacity.

    From 2001 to 2002, he was the president of FERTECO, which was later acquired by Vale. Between 1984 and 2001, he worked at Vale. He participated in the implementation of the Carajás Project and the company’s preparation for privatization. After privatization, he was the director responsible for Vale’s North System, and then also the director of its South System.

  • Marina Quental

    People Director
    Marina Quental

    Marina Quental was appointed Vale’s People Director in November 2017. She is responsible for the the global human resources estrategy and operations for the company and leads the Board’s People Committee. One of her main challenges is to drive culture and organization transformation for Vale.

    She built a solid professional career at Brazilian and foreign companies, working in the areas of organizational development, culture, compensation, social responsability, and merges and acquisitions.

    Before joining Vale, Ms. Quental was the Vice President for Human Resources at Raízen, a joint venture between Shell and Cosan, from April 2014 to November 2017. She participated actively in the creation of this joint venture. Previously, she was the Human Resource director of Shell Brasil for six years and before that held various leadership positions at IBM in Brazil and the United States. Ms. Quental was president of the Raízen Foudantion, the company’s social responsability arm, between April 2014 and November 2017.

    She has an undergraduate degree in psychology from Rio de Janeiro Catholic University and an executive master of business from the Dom Cabral Foundation.