Junpei Sono

Q: What is Junpei Sono email address?

Email Junpei Sono at junpei.sono@protiviti.com. This email is the most updated Junpei Sono's email found in 2026.

Q: How to contact Junpei Sono?

To contact Junpei Sono send an email to junpei.sono@protiviti.com. (updated on March 16, 2025)

Director / IT Audit leader at Protiviti | Japan

About Junpei Sono

Junpei Sono brings over 15 years of dedicated experience in risk consulting and IT audit, with the past five years specifically focused on serving the financial industry in Japan. As a Director at Protiviti, he plays a pivotal role in leading comprehensive IT audit engagements, particularly in the realms of cybersecurity and risk management. His expertise encompasses a deep understanding of financial accounting principles, which he leverages to assess the integrity and security of financial systems, ensuring compliance with industry regulations and standards such as ISO 27001, PCI DSS, and J-SOX.

In his current role, Junpei oversees a large, multidisciplinary IT audit team responsible for conducting rigorous cybersecurity assessments for major financial institutions. His leadership involves designing and executing audit strategies that identify vulnerabilities, evaluate controls, and recommend actionable improvements to mitigate cyber threats. A key aspect of his approach is fostering open communication and active listening, which helps address clients’ concerns and tailor audit procedures to their specific risk landscapes.

Junpei’s expertise extends beyond traditional audit practices; he is adept at integrating emerging technologies and cybersecurity frameworks into his assessments, ensuring that clients stay ahead of evolving cyber threats. His project management skills enable him to coordinate complex audit projects efficiently, delivering insights that support strategic decision-making and strengthen the overall cybersecurity posture of financial organizations. Through his work, Junpei Sono continues to contribute significantly to enhancing the resilience and integrity of Japan’s financial infrastructure.

Junpei Sono Work