7 CISOs to Watch in Buenos Aires, Argentina

Buenos Aires is a major hub for cybersecurity leadership in Latin America. As organizations face evolving threats, CISOs based here lead security strategy for enterprises, tech companies, and critical infrastructure. 

Esteban Andres Gabriel

CISO | Senior Cybersecurity Expert
LinkedIn: https://www.linkedin.com/in/esteban-gabriel-infosec/en
Esteban is a seasoned cybersecurity executive with more than 20 years of experience. He focuses on secure digital transformation and defensive strategy across complex systems. 

Hernan Forlino

Chief Information Security Officer (CISO)
LinkedIn: https://www.linkedin.com/in/hernanforlino
Hernan brings over two decades of experience in information security and IT risk management. He has held leadership roles securing enterprise environments and guiding risk frameworks. 

Jonathan Signorino

Chief Information Security Officer, Powens Group
LinkedIn: https://www.linkedin.com/in/jonathan-signorino%F0%9F%91%BE%F0%9F%94%90-0a6370113
Jonathan serves as CISO at Powens Group and has a background in senior cybersecurity roles. His experience spans security operations and incident response.

Gustavo A. Díaz

Information Security Senior Director / CISO at Tenaris
LinkedIn: https://www.linkedin.com/in/gustavo-a-diaz
Gustavo directs information security at Tenaris. His role includes governance, risk management, and structured security frameworks for a global industrial company. 

David Cirielli

Global CISO
LinkedIn: https://www.linkedin.com/in/david-cirielli
David is a global CISO based in Buenos Aires. His leadership includes security strategy and team building across international operations. 

German Gustavo Bollmann

Chief Information Security Officer, MAE
LinkedIn: https://www.linkedin.com/in/german-gustavo-bollmann-3605899/en
German leads cybersecurity at MAE and has formal credentials including CISM and ISO 27001 expertise. His work centers on enterprise risk and security governance. 

Carlos Adonaylo

CISO / IT & Security Leader, SkyTel
LinkedIn: https://www.linkedin.com/in/carlosadonaylo/en
Carlos has decades of experience in IT and cybersecurity leadership, including digital transformation and secure systems delivery.

Buenos Aires plays a strategic role in cybersecurity across Latin America. Security leaders here handle regulatory requirements, cross-border operations, digital transformation risks, and critical infrastructure protection. Following their work can offer insight into how enterprises build resilience in a dynamic threat landscape.