TIM Executive and Leadership Team

July, 2026

Leadership Overview

TIM has 7 executives leading key functions including technology, revenue, finance, and information technology.

Driven by innovation, TIM is dedicated to providing comprehensive mobile telephony services, encompassing cellular communications, internet access, and messaging solutions for individuals, families, and businesses, solidifying its market presence.

Leadership Roles at TIM

  • Executive Vice President & Chief Financial Officer - Andrea Viegas
  • Chief Financial Officer, Administrative & Tax Services - Elaine Dias
  • Chief Technology Officer - Marco Di Costanzo
  • Specialist - Resilience Improvement and Problem Solutions - Chief Technology Officer - Denis Gomes
  • Senior Chief Revenue Officer, Gerente Projects & Governance - Marcelo Lamas
  • Chief Information Officer & Vice President, Information Technology) - Auana Mattar
  • Director - Chief Information Officer - Information Technology Core - Enterprise and Support Platforms - Raquel Preis
  • Andrea Viegas - Executive Vice President & Chief Financial Officer

    Andrea Viegas, the Executive Vice President & Chief Financial Officer at TIM, commands the company's financial operations and strategic fiscal planning. This executive leadership position involves overseeing all aspects of financial management, including budgeting, forecasting, and capital allocation to support TIM's growth in mobile telephony and internet services. Andrea Viegas ensures the financial health of the organization, driving profitability and shareholder value. The role encompasses managing relationships with financial institutions and stakeholders, providing critical insights for strategic decision-making. Andrea Viegas's expertise is fundamental to maintaining TIM's financial stability and enabling its expansion across the Brazilian market.

    Elaine Dias - Chief Financial Officer, Administrative & Tax Services

    Elaine Dias, the Chief Financial Officer, Administrative & Tax Services at TIM, manages the company's financial administration and tax compliance. This role is integral to ensuring the fiscal integrity and regulatory adherence of TIM's operations in the telecommunications sector. Elaine Dias oversees the financial reporting, accounting functions, and the strategic management of tax liabilities across all business segments, including mobile telephony and internet services. The focus on administrative services ensures streamlined internal financial processes. Elaine Dias's expertise is vital for optimizing financial performance and mitigating risks associated with tax regulations, contributing to TIM's overall financial stability and operational efficiency.

    Marco Di Costanzo - Chief Technology Officer

    Marco Di Costanzo, the Chief Technology Officer at TIM, directs the company's technological infrastructure and innovation roadmap. Overseeing the development and implementation of cutting-edge solutions, Marco Di Costanzo ensures TIM's services remain competitive and robust. This leadership involves managing the integration of new technologies to enhance mobile telephony, internet access, and messaging platforms. The Chief Technology Officer's strategic vision guides the evolution of TIM's network capabilities, supporting the delivery of reliable and high-speed connectivity across Brazil. Marco Di Costanzo's focus remains on optimizing system performance and future-proofing the technological backbone of the organization, directly impacting customer experience and operational efficiency.

    Denis Gomes - Specialist - Resilience Improvement and Problem Solutions - Chief Technology Officer

    Denis Gomes, the Specialist - Resilience Improvement and Problem Solutions - Chief Technology Officer at TIM, focuses on fortifying the stability and reliability of TIM's technological operations. This role involves identifying potential vulnerabilities and implementing strategic solutions to mitigate risks within the company's mobile and internet service infrastructure. Denis Gomes drives initiatives aimed at enhancing system resilience, ensuring uninterrupted service delivery for TIM's diverse customer base. The Specialist's work directly supports the Chief Technology Officer's broader objectives by guaranteeing the robustness of the network. Problem-solving expertise is central to this position, addressing complex technical challenges to maintain service quality and customer satisfaction across all platforms.

    Marcelo Lamas - Senior Chief Revenue Officer, Gerente Projects & Governance

    Marcelo Lamas, the Senior Chief Revenue Officer, Gerente Projects & Governance at TIM, spearheads revenue generation strategies and oversees critical project governance. This dual focus ensures that revenue-driving initiatives are meticulously planned and executed with robust oversight. Marcelo Lamas directs efforts to expand market share and optimize revenue streams from TIM's mobile telephony, internet, and messaging services. The Gerente Projects & Governance aspect of the role mandates the establishment and enforcement of project management standards, ensuring efficient resource allocation and timely delivery of strategic objectives. Marcelo Lamas's leadership is pivotal in aligning commercial goals with operational excellence, driving sustainable growth and financial performance for the company.

    Auana Mattar - Chief Information Officer & Vice President, Information Technology)

    Auana Mattar, the Chief Information Officer & Vice President, Information Technology) at TIM, directs the company's information technology strategy and infrastructure. This leadership role is crucial for managing the technological backbone that supports TIM's mobile, internet, and messaging services. Auana Mattar oversees the development and implementation of IT solutions that enhance operational efficiency and customer experience. The Chief Information Officer ensures that TIM's information systems are secure, scalable, and aligned with business objectives. This involves managing data integrity, cybersecurity measures, and the continuous improvement of IT platforms to support the company's market position in Brazil.
    Auana Mattar

    Raquel Preis - Director - Chief Information Officer - Information Technology Core - Enterprise and Support Platforms

    Raquel Preis, the Director - Chief Information Officer - Information Technology Core - Enterprise and Support Platforms at TIM, leads the core information technology functions and enterprise platforms. This critical role ensures the seamless operation of TIM's essential IT systems that underpin its mobile, internet, and messaging services. Raquel Preis oversees the architecture, development, and maintenance of enterprise-level platforms, focusing on stability and scalability. The Director's responsibilities include managing the IT infrastructure that supports business operations and customer interactions. Raquel Preis's strategic direction is vital for enhancing the efficiency and reliability of TIM's technological ecosystem, directly impacting service delivery and business continuity.

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    Frequently Asked Questions Regarding TIM Top Executives and Leadership Team

    Who leads TIM?
    TIM is led by Andrea Viegas (Executive Vice President & Chief Financial Officer), along with executives such as Elaine Dias (Chief Financial Officer, Administrative & Tax Services) and Marco Di Costanzo (Chief Technology Officer).
    Who is part of TIM’s executive team?
    The executive team of TIM includes leaders such as Andrea Viegas (Executive Vice President & Chief Financial Officer), Elaine Dias (Chief Financial Officer, Administrative & Tax Services), Marco Di Costanzo (Chief Technology Officer) and other senior executives.
    How many executives does TIM have?
    TIM has 7 executives leading key business areas.
    What roles are included in TIM’s leadership team?
    The leadership team of TIM includes roles such as Executive Vice President & Chief Financial Officer, Chief Financial Officer, Administrative & Tax Services, Chief Technology Officer, Specialist - Resilience Improvement and Problem Solutions - Chief Technology Officer, Senior Chief Revenue Officer, Gerente Projects & Governance.