NOMINATION HIGHLIGHTS

Since joining Proofpoint as CEO of in November 2023, Sumit Dhawan has led one of the most impactful corporate transformations in cybersecurity. With over 25 years of enterprise software and security leadership, he entered the role with a bold mission: to reposition Proofpoint from its legacy email protection roots into a comprehensive, human- and agent-centric security platform—protecting people, defending data, and mitigating risk in a rapidly changing digital landscape.

This strategy has cemented Proofpoint’s position as a trusted cybersecurity partner to more than 80% of the Fortune 1000 and over 2.8 million customers worldwide. A hallmark of Dhawan’s tenure has been the transformational growth driven by strategic acquisitions. In 2024, Proofpoint acquired Normalyze, which brought advanced AI-powered data security posture management (DSPM) technology into the company’s ecosystem, addressing human risk in the complex, data-driven cloud era. In 2025, Dhawan spearheaded the acquisition of Hornetsecurity, a high-growth pan-European provider of AI-powered Microsoft 365 (M365) security, data protection, compliance, and security awareness solutions serving 12,000 MSPs and 125,000 SMBs—broadening Proofpoint’s reach, market coverage, and operational scale. Together, these moves reflect a disciplined growth strategy guided by vision and execution excellence.

As the cybersecurity landscape evolves with the rise of AI assistants and autonomous agents, Dhawan is steering Proofpoint’s next wave of innovation. Building upon the company’s deep legacy in human-centric security, his strategic vision focuses on collaboration protection, identity assurance, and data security—areas where risk is multiplying as AI becomes embedded in workflows and communication channels. This foresight positions Proofpoint at the frontier of the next era of cybersecurity: ensuring that organizations can stay secure as AI systems collaborate, communicate, and interact with people and sensitive data.

Dhawan is a recognized thought leader and industry advocate. He regularly contributes to discussions on AI security, consolidation trends driven by AI-enhanced threats, and the balance between innovation and trust. His insights have appeared in CRN, Forbes, and CNBC, where he articulates how organizations can adopt AI responsibly while maintaining security at the human and data layer.

Dhawan also actively mentors rising executives and students and supports initiatives that bring underrepresented talent into STEM fields. His commitment to human-centered leadership mirrors the very philosophy that defines Proofpoint’s mission.

Through bold strategy and disciplined execution, Sumit Dhawan is defining what it means to safeguard the modern enterprise—ensuring trust, resilience, and protection in the age of human and AI collaboration.