Tenable Executive and Leadership Team

June, 2026

Leadership Overview

Tenable has 7 executives leading key functions including strategy, revenue, marketing, technology, people, and co-founder relations.

Driven by continuous innovation, Tenable is dedicated to providing continuous network monitoring and vulnerability management services, empowering organizations globally to understand and reduce cyber risk.

Leadership Roles at Tenable

  • Co-Chief Executive Officer - Stephen Vintz
  • Co-Chief Executive Officer - Mark Thurmond
  • Chief Revenue Officer - Dino DiMarino
  • Chief Marketing Officer - Meghan O'Leary
  • Chief Technology Officer & Managing Director (Israel) - Vlad Korsunsky
  • Chief People Officer - Bridgett Paradise
  • Chief People Officer & Co-Founder - Sivan Krigsman
  • Stephen Vintz - Co-Chief Executive Officer

    Stephen Vintz, the Co-Chief Executive Officer at Tenable, directs the overarching strategic vision and operational execution for the Exposure Management company. Vintz guides the enterprise's direction, ensuring alignment with market demands for continuous network monitoring and vulnerability management services. This leadership role involves driving innovation in cyber risk reduction technologies, a core tenet of Tenable's mission. By focusing on scalable solutions, Stephen Vintz ensures the company effectively serves organizations worldwide seeking to understand and mitigate their cyber exposures. The Co-Chief Executive Officer's focus remains on expanding Tenable's global reach and solidifying its position as a leader in the security software industry.
    Stephen Vintz

    Mark Thurmond - Co-Chief Executive Officer

    Mark Thurmond, the Co-Chief Executive Officer at Tenable, collaborates with Stephen Vintz to define and execute the company's strategic direction. Thurmond focuses on driving operational excellence and fostering a culture of innovation within the Exposure Management company. This leadership role involves overseeing key business functions to ensure Tenable effectively delivers its continuous network monitoring and vulnerability management services. By championing strategic initiatives, Mark Thurmond contributes significantly to Tenable's mission of helping organizations worldwide understand and reduce cyber risk. The Co-Chief Executive Officer's leadership ensures robust execution of the company's growth and market expansion plans.
    Mark Thurmond

    Dino DiMarino - Chief Revenue Officer

    Dino DiMarino, the Chief Revenue Officer at Tenable, architects the global sales strategy and revenue generation initiatives. DiMarino oversees all aspects of the sales organization, driving growth through effective customer engagement and channel partnerships. This executive's responsibilities include expanding market penetration for Tenable's continuous network monitoring and vulnerability management services. By optimizing the sales funnel and fostering strong client relationships, Dino DiMarino ensures the company meets its financial objectives and strengthens its market leadership. The Chief Revenue Officer's efforts directly support Tenable's mission to help organizations worldwide reduce cyber risk.
    Dino DiMarino

    Meghan O'Leary - Chief Marketing Officer

    Meghan O'Leary, the Chief Marketing Officer at Tenable, shapes the global brand strategy and demand generation efforts. O'Leary directs the marketing teams responsible for communicating Tenable's value proposition as the Exposure Management company. This leadership position involves driving awareness and adoption of continuous network monitoring and vulnerability management solutions. By crafting compelling narratives and executing targeted campaigns, Meghan O'Leary ensures Tenable resonates with organizations seeking to manage cyber risk effectively. The Chief Marketing Officer's work is critical in expanding Tenable's influence and market presence across diverse industries worldwide.
    Meghan O'Leary

    Vlad Korsunsky - Chief Technology Officer & Managing Director (Israel)

    Vlad Korsunsky, the Chief Technology Officer & Managing Director (Israel) at Tenable, spearheads technological innovation and product development. Korsunsky oversees the engineering teams responsible for advancing Tenable's continuous network monitoring and vulnerability management platforms. This dual role involves driving the technical roadmap to address evolving cyber threats and enhance the company's Exposure Management capabilities. By leading research and development initiatives, Vlad Korsunsky ensures Tenable's solutions remain at the forefront of the cybersecurity industry. The Chief Technology Officer's strategic direction is vital for maintaining Tenable's competitive edge and supporting global organizations in their cyber risk reduction efforts.

    Bridgett Paradise - Chief People Officer

    Bridgett Paradise, the Chief People Officer at Tenable, directs the human capital strategy and organizational development initiatives. Paradise oversees all aspects of talent management, employee engagement, and fostering a positive workplace culture that supports Tenable's mission. This executive role is crucial for attracting, retaining, and developing the talent necessary to drive innovation in continuous network monitoring and vulnerability management. By ensuring a strong people-centric approach, Bridgett Paradise supports the company's growth and its commitment to helping organizations globally reduce cyber risk. The Chief People Officer's focus remains on building a high-performing team aligned with Tenable's strategic objectives.
    Bridgett Paradise

    Sivan Krigsman - Chief People Officer & Co-Founder

    Sivan Krigsman, the Chief People Officer & Co-Founder at Tenable, contributes foundational expertise to the company's human resources and organizational strategy. Krigsman's role involves nurturing the company culture and ensuring alignment with Tenable's core values as the Exposure Management leader. This executive's deep understanding of Tenable's origins informs strategies for talent development and employee experience, critical for delivering continuous network monitoring and vulnerability management services. By championing people-focused initiatives, Sivan Krigsman reinforces Tenable's commitment to empowering organizations worldwide to manage cyber risk effectively. The Chief People Officer & Co-Founder's insights are invaluable in shaping Tenable's long-term success.
    Sivan Krigsman

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    Frequently Asked Questions Regarding Tenable Top Executives and Leadership Team

    Who leads Tenable?
    Tenable is led by Stephen Vintz (Co-Chief Executive Officer), along with executives such as Mark Thurmond (Co-Chief Executive Officer) and Dino DiMarino (Chief Revenue Officer).
    Who is part of Tenable’s executive team?
    The executive team of Tenable includes leaders such as Stephen Vintz (Co-Chief Executive Officer), Mark Thurmond (Co-Chief Executive Officer), Dino DiMarino (Chief Revenue Officer) and other senior executives.
    How many executives does Tenable have?
    Tenable has 7 executives leading key business areas.
    What roles are included in Tenable’s leadership team?
    The leadership team of Tenable includes roles such as Co-Chief Executive Officer, Co-Chief Executive Officer, Chief Revenue Officer, Chief Marketing Officer, Chief Technology Officer & Managing Director (Israel).