Darren Lee

Founder & CEO (Stealth) | Advisor | Investor | Cybersecurity + AI

Draper, Utah, United States

About

Experience

  • Founder, CEO & Investor at Stealth
    Dec 2025 - Present · 7 mos

    Founder & CEO of a stealth advisory and investment company operating at the intersection of cybersecurity and AI. Working with CEOs, boards, and early-stage innovators on strategy, product direction, GTM architecture, and next-generation security capabilities.

  • Member Of The Board Of Advisors and Pax Angel Investor at Pax Momentum
    Aug 2020 - Present · 5 yrs 11 mos

    Pax Momentum is an Accelerator focused on emerging technology companies looking for mentorship, capital, and go to market expertise.

  • Proofpoint (14 yrs)
    • Executive Vice President & GM, Security Products & Services Group
      Apr 2022 - Dec 2025 · 3 yrs 9 mos

    • Executive Vice President & GM, Compliance and Digital Risk Product Group
      Feb 2019 - Apr 2022 · 3 yrs 3 mos

    • Senior Vice-President and GM
      Jan 2012 - Feb 2019 · 7 yrs 2 mos

  • CEO at NextPage
    Oct 2002 - Dec 2011 · 9 yrs 3 mos

  • Senior VP Sales & Marketing at Knowlix
    1998 - 1999 · 1 yr