Board, Councils and Committees

CEO of Priner since 2012, when he joined the Company, he has 30 years of experience in the O&G segment, industrial engineering services, assembly and heavy construction.
Prior to Priner, Túlio was Executive Director at Mills for 2 years and worked at companies such as Ocyan, Braskem and CBPO, having worked in Malaysia, South Korea, Angola, Portugal, Argentina and England.

He is a Civil Engineer from the School of Engineering of São Carlos – USP, Master in Energy (MSc) from the University of Sheffield UK and holds an MBA in Finance from the University of São Paulo.

Graduated in Aeronautical Engineering from ITA and a CFA charterholder, Taryn has a solid track record in the financial and capital markets. He has held positions at leading institutions such as Credit Suisse, Verde Asset, Neo Investimentos, BW, and Itaú Asset. He is a specialist in investment strategy and fundamental asset valuation, bringing extensive expertise in risk management, capital allocation, and in-depth analysis of the sectors in which Priner operates.

At Priner since 2007, he has 20 years of experience in Management of Maintenance Contracts, Shutdowns and Assembly Projects in the Industrial Segment and Civil Construction Works, acquired in national organizations. He studied Civil Engineering at the Federal University of Bahia and has an MBA in Business Management from FGV.

Engineer graduated from the Pontifical Catholic University of Rio de Janeiro – PUC-Rio. Pedro Henrique Chermont de Miranda’s main professional experiences include (i) Founding Partner of Leblon Equities Gestão de Recursos Ltda. (since 2008) equity investment manager in Brazil (in Stock Exchange and Private Equity); (ii) Member of the Board of Directors of Springs Global Participações S/A (since 2012), a publicly-opened company in the textile sector; (iii) Member of the Board of Directors of Saraiva Livreiros e Editores S.A. (in 2015), a publicly-based company that operates in the publishing, retail and education branches; (iv) Member of the Board of Directors of Priner Serviços Industriais S.A. (current name of Mills SI Serviços Industriais S.A.) (since 2014), a closed company that operates in the industrial services segment; (v) Member of the Board of Directors of BR Home Center (2018); (vi) Member of the Board of Directors of Grupo Pão de Açúcar (2009 to 2014), a publicly-opened company in the retail sector; (vii) Member of the Board of Directors of Mills Scaffolding Tubulars do Brasil S.A. (2009 to 2012), a publicly-based company that operates in the engineering services and equipment rental sector; (viii) Member of the Board of Directors of Globex Utilidades S.A. (holder of the brands Ponto Frio and Pontofrio.com) (2006 to 2008), which operates in the retail and e-commerce business; (ix) Member of the Board of Directors of Rossi Residencial S.A .2000 to 2002), a publicly-opened company in the construction industry; and (x) Managing Partner of Investidor Profissional (IP) Gestão de Recursos (1995 to 2008), investment manager.

Bruno de Mello Pereira’s main professional experiences include: (i) partner of Leblon Equities Gestão de Recursos Ltda. (since 2008) equity investment manager in Brazil (in Stock Exchange and Private Equity); (ii) Member of the Board of Directors of Priner Serviços Industriais S.A. (since 2015), a company operating in the industrial services and maintenance sector; (iii) chief financial officer of Casa Show S.A. in 2009, a company in the retail sector of construction material; (iv) business analyst (sell side) at UBS Pactual, following the financial sector in Brazil and Latin America (2000 to 2008); (v) sell-side analyst at Banco Icatu (1997 to 1999) following the banking sector in Brazil; (vi) auditor at Ernst & Young (1994 to 1996) Bruno de Mello Pereira holds a degree in business administration from UFF (Fluminense Federal University) and is CFA (Chartered Financial Analyst) certified.

Tiago Ring holds a degree in Engineering from Escola Politécnica at USP and is a CFA (Chartered Financial Analyst) charterholder. He works in the financial market with experience at Absolute Investimentos, having developed a solid foundation in investment analysis and opportunity assessment. He has an analytical mindset with strong ability to structure and evaluate complex projects, as well as effectively navigate between technical and financial aspects. He demonstrates interest in technology and innovation, particularly in applications related to automation and artificial intelligence.

Eduardo Khair Chalita’s main professional experiences include: (i) Member of the Board of Directors of Novapontocom E-Commerce S.A. (2010 to 2014), which operates in the e-commerce industry; (ii) CEO of Americanas.com – Grand Cayman (2000 to 2004), which operates in the e-commerce industry; (iii) Director of Lojas Americanas S.A. (1996 – 2004), a publicly-opened company in the retail sector; (iv) Member of the Board of Directors of Pontofrio.com E-Commerce S.A. (2008 to 2010), which operates in the e-commerce industry; and (v) a partner of omni55, a consulting and participation firm (since 2018).

Gustavo Maia holds a degree in Architecture from UFMG and an MBA in Business Management and Administration from Fundação Dom Cabral. He is a partner at gmaia and served as statutory director during the period from 2002 to 2025, having acted as Director of the Infrastructure Business Unit at Priner.

Attended Civil Engineer at Souza Marques University (1977) in Rio de Janeiro, holds a Specialization in Business Management from the Trevisan Institute (1999) in São Paulo, MBA from PDG/IBMEC (2003) and training as a Board Member at IBGC – Brazilian Institute of Corporate Governance (2015). Mr. Roberto Carmelo de Oliveira joined the Company in 2013, and held several relevant positions. He was Commercial Director of New Business from November 2013 to February 2015. Since April 2015, he has been a member of the Company’s Board of Directors. In addition, from 1981 to 2013, held the positions of Commercial Director of New Business, Director of the Industrial Services Division, Manager of the São Paulo Branch, Manager of the Camaçari-BA Branch, General Manager of MNKF affiliate – Manager of the Industrial Division, Branch Manager of Rio de Janeiro, Sales Engineer and Engineer Supervisor of Works at Mills Estruturas e Serviços de Engenharia S/A, a publicly-offering company operating in the areas of industrial goods, construction and engineering and various services.

Fernanda Helena Carvalho Gonçalves da Silva holds a Bachelor’s degree in Law from the Federal University of Rio de Janeiro (UFRJ) and a Bachelor’s degree in Accounting Sciences from the State University of Rio de Janeiro (UERJ), with academic studies in International Law, Business Law, and International Economic Integration at the University of Coruña (Spain), as well as a specialization in Tax Law. She is a doctoral candidate in Accounting Sciences at the Federal University of Rio de Janeiro (UFRJ) and holds complementary and executive education from the Office of the Comptroller General of Brazil (CGU), Fundação Dom Cabral (FDC), Brazilian Institute of Corporate Governance (IBGC), London School of Economics and Political Science (LSE), University of Cambridge Judge Business School (CJBS), Fundação Getúlio Vargas (FGV), and the Central Bank of Brazil (BACEN).

She has extensive experience in corporate law (Capital Markets), business law, sustainability, compliance, horizontal analysis of financial and regulatory risks, due diligence in highly regulated sectors, and financial structures (derivatives). She currently serves as a Board Member (04/2025 – present) and Coordinator of the Sustainability Committee of Terra Santa Propriedades Agrícolas S.A. (02/2026 – present); President of the Fiscal Council of Westwing Comércio Varejista S.A. (05/2025 – present); full member of the Fiscal Council of Aeris Indústria e Comércio de Equipamentos para Geração de Energia S.A. (04/2025 – present) and of Metalúrgica Riosulense S.A. (06/2025 – present). She previously served as President and member of the Fiscal Council of Milênio Holding S.A. (04/2025 – 02/2026), member of the Fiscal Council of D1000 Varejo Farma Participações S.A. (07/2024 – 05/2025), and acted as Board Observer and legal advisor to Boards and Board Members at other public and private companies.

She is a member of the Capital Markets Committee of OAB/RJ and CRC/RJ, the Mediation and Arbitration Committee of CRC-RJ, and the Technical Committee on Sustainability Affairs of the Instituto dos Contadores do Brasil, and is a guest lecturer in executive courses related to Corporate Governance and Capital Markets.

Bruno de Mello Pereira’s main professional experiences include: (i) partner of Leblon Equities Gestão de Recursos Ltda. (since 2008) equity investment manager in Brazil (in Stock Exchange and Private Equity); (ii) Member of the Board of Directors of Priner Serviços Industriais S.A. (since 2015), a company operating in the industrial services and maintenance sector; (iii) chief financial officer of Casa Show S.A. in 2009, a company in the retail sector of construction material; (iv) business analyst (sell side) at UBS Pactual, following the financial sector in Brazil and Latin America (2000 to 2008); (v) sell-side analyst at Banco Icatu (1997 to 1999) following the banking sector in Brazil; (vi) auditor at Ernst & Young (1994 to 1996) Bruno de Mello Pereira holds a degree in business administration from UFF (Fluminense Federal University) and is CFA (Chartered Financial Analyst) certified.

Carla has more than 25 years of executive experience in the areas of strategic planning, governance, finance, controlling and human resources. She began her career at an international auditing firm and has worked at Brazilian multinational infrastructure, real estate, chemical and petrochemical companies. She was Superintendent Director of the real estate business in Brazil. She is a board member certified by the IBGC for experience, in the CCA+ modality, having served as a board member in private and publicly traded companies, including Braskem S.A.

Eduardo Khair Chalita’s main professional experiences include: (i) Member of the Board of Directors of Novapontocom E-Commerce S.A. (2010 to 2014), which operates in the e-commerce industry; (ii) CEO of Americanas.com – Grand Cayman (2000 to 2004), which operates in the e-commerce industry; (iii) Director of Lojas Americanas S.A. (1996 – 2004), a publicly-opened company in the retail sector; (iv) Member of the Board of Directors of Pontofrio.com E-Commerce S.A. (2008 to 2010), which operates in the e-commerce industry; and (v) a partner of omni55, a consulting and participation firm (since 2018).

Silvana has over 25 years’ solid experience in the Human Resources area in large multinational and national companies in the engineering, agribusiness, consumer goods and consulting sectors, including CEMAN, Accenture, Whirpool, Grupo Odebrecht and Atvos.
He has expertise in structuring and restructuring professional teams, including major processes of attracting and mobilizing people in business expansion scenarios, as well as strong demobilization of professionals in times of retraction. Extensive experience in crisis management and its impact on teams and the business.