Brazil’s digital economy has grown exponentially in recent years, making cybersecurity a critical pillar for both multinational and domestic enterprises. The nation faces a complex threat landscape, from financial fraud to industrial cyber risks, while balancing regulatory requirements like LGPD. Leading organizations are investing in top-tier cybersecurity leadership to protect data, infrastructure, and business operations. These CISOs are driving innovation, resilience, and strategic security programs across Brazil, making them ones to watch in 2026.
Bruno Sicchieri — Regional Information Security Officer South America, Bunge
Bruno Sicchieri brings over two decades of experience in information security and IT, leading high-performance cybersecurity solutions across multiple sectors, notably financial services. As Bunge’s Regional Information Security Officer, he defines and implements security strategy, governance, and operations across South America, aligning with global standards. Bruno oversees risk assessments, incident response, and cybersecurity initiatives while advising executives on emerging threats and regulations. His focus is to empower business operations with innovative security solutions while cultivating a strong organizational culture of awareness and accountability.
Fernando Correa — CEO & CISO, SecurityFirst
Fernando Correa is a technology and cybersecurity veteran with over 25 years of experience in auditing, controls implementation, and business continuity. He has led full-banking audits, developed corporate security policies, and deployed CSIRT programs and DLP solutions. Fernando specializes in governance, risk management, ethical hacking, and IAM projects. His expertise spans financial institutions and diverse industries, ensuring robust security frameworks. Known for implementing international standards and reshaping audit and security processes, Fernando combines technical mastery with strategic leadership to protect critical business environments and digital assets.
Thadeu Tourinho — Regional CISO Brazil, Tereos
Thadeu Tourinho leads Tereos Brazil’s cybersecurity and information security strategy, ensuring alignment with global programs. He is experienced in IT and OT security management, building comprehensive security programs covering policy creation, threat response, and vulnerability management. Thadeu has a strong track record in risk management and regulatory compliance, including LGPD and GDPR, while efficiently leading teams and projects. His approach combines strategic oversight with hands-on implementation, ensuring the security of operational and digital environments while promoting a culture of proactive cybersecurity awareness across Tereos Brazil.
Uilson Souza — Global Information Risk Lead, MARS
Uilson Souza directs end-to-end risk management at MARS, overseeing IT and application security while optimizing existing risk processes. He manages risk identification, assessment, and mitigation, engages stakeholders across business units, and leads training on risk practices. Uilson is skilled in information security frameworks including PCI, ISO27001, NIST, and GDPR/LGPD compliance. He combines technical expertise with strategic risk governance, infrastructure design, and ISMS implementation. By aligning business objectives with robust security controls, Uilson strengthens corporate resilience against cyber threats and ensures operational continuity across global and local MARS operations.
Igor Gutierrez — Information Security Officer & DPO, B. GROB do Brasil S.A.
Igor Gutierrez has over 24 years of hands-on experience in cybersecurity, data privacy, and GRC, with expertise spanning OT/ICS and cloud environments. He leads strategic cybersecurity initiatives, implementing ISO 27001/27701, NIST, CIS, GDPR, and LGPD compliance programs. Igor manages security architecture, incident response, vulnerability management, and endpoint protection, while driving training and awareness programs. Recognized with national awards for security leadership, he combines technical proficiency with operational excellence, ensuring robust protection of information assets, regulatory compliance, and corporate reputation for B. GROB do Brasil.
Leading the Charge Against Cyber Threats in Brazil
Brazil’s expanding digital landscape and stringent data protection regulations make the role of CISOs increasingly strategic. The leaders highlighted here demonstrate how Brazilian organizations are proactively managing cyber risks while balancing innovation and compliance. Their expertise ensures business resilience, secures critical infrastructure, and protects sensitive data against growing global and local cyber threats, setting benchmarks for cybersecurity leadership in Latin America.