Thomas LeDuc

Executive Producer & Co-Director, Midnight in the War Room | CMO @ Semperis

Detroit Metropolitan Area

About

Thomas LeDuc joined Semperis in 2019 and serves as Chief Marketing Officer (CMO), responsible for all aspects of the company’s global marketing efforts, including strategy and integrated marketing programs across brand, corporate, product, and customer marketing, demand generation, analyst relations, field and channel marketing activities, and sales development. Equal parts marketing strategist and growth hacker, LeDuc is a high-energy executive with deep experience in category creation for high-growth cybersecurity startups. Before joining Semperis, Thomas held management roles at various cybersecurity companies, including Verodin, the pioneers of continuous security validation (acquired by FireEye), and Securonix, a three-time Gartner Magic Quadrant leader for Security Information and Event Management (SIEM). Outside of his professional life, LeDuc is an award-winning independent filmmaker, world traveler, and dog lover.

Experience

  • Semperis ()
    • Chief Marketing Officer
      Jan 2022 - Present · 4 yrs 7 mos

    • Vice President of Marketing
      May 2019 - Jan 2022 · 2 yrs 9 mos

      For security teams charged with defending hybrid and multi-cloud environments, Semperis ensures the integrity and availability of critical enterprise directory services at every step in the cyber kill chain and cuts recovery time by 90%. Purpose-built for securing hybrid identity environments—including Active Directory, Entra ID, and Okta—Semperis’ patented technology protects over 100 million identities from cyberattacks, data breaches and operational errors. The world’s leading organizations trust Semperis to spot directory vulnerabilities, intercept cyberattacks in progress and quickly recover from ransomware and other data integrity emergencies. Semperis is headquartered in Hoboken, New Jersey, and operates internationally, with its research and development team distributed throughout the United States, Canada and Israel. Semperis hosts the award-winning Hybrid Identity Protection conference and podcast series (www.hipconf.com) and built the community hybrid Active Directory cyber defender tools, Purple Knight (www.semperis.com/purple-knight/) and Forest Druid (www.semperis.com/forest-druid/). The company has received the highest level of industry accolades, recently named to Inc. Magazine’s list of best workplaces for 2024 and ranked the fastest-growing cybersecurity company in America by the Financial Times. Semperis is a Microsoft Enterprise Cloud Alliance and Co-Sell partner and is a member of the Microsoft Intelligent Security Association (MISA).

  • Strategic Advisor at Stream.Security
    Dec 2025 - Present · 8 mos

    Stream.Security delivers a cloud-native detection and response platform that gives SecOps teams real-time visibility into cloud threats, exposures, and attack paths using advanced modeling and AI. I serve as a Strategic Advisor, helping shape marketing initiatives, go-to-market strategy, brand development, and thought leadership.

  • Producer at Hybrid Identity Protection
    May 2019 - Present · 7 yrs 3 mos

    Hybrid Identity Protection (HIP) is the premier educational forum for identity-centric cybersecurity practitioners charged with defending hybrid environments. Our mission is to make the world a safer place through intelligent collaboration and knowledge sharing. HIP brings together the world’s foremost IAM experts, Microsoft MVPs, and business leaders to solve complex identity infrastructure and cybersecurity challenges.

  • Verodin (2 yrs 6 mos)
    • Head of Marketing
      Oct 2017 - May 2019 · 1 yr 8 mos

      (Acquired by FireEye)

    • Director of Product Marketing
      Dec 2016 - Oct 2017 · 11 mos

      Expose gaps. Crush uncertainty. Harden teams. Verodin empowers organizations to measure and continuously validate the cumulative effectiveness of their layered security defenses. Our revolutionary platform safely executes sophisticated network attack simulations within your production environment, revealing which security controls are actually working, which aren't - and why. With Verodin, customers quickly find their weak spots, eliminate costly uncertainties and build stronger, smarter and more valuable security teams.

  • Securonix (1 yr 6 mos)
    • Director of Marketing Operations
      Jan 2016 - Dec 2016 · 1 yr

      At Securonix, I work closely with the sales and marketing departments. My focus areas include lead generation, sales enablement, analyst relations, content creation and event coordination. I am also responsible for creative strategy - several unique projects I have produced ranging from videos to infographics displayed below.

    • Inside Sales Executive, West
      Jul 2015 - Jan 2016 · 7 mos

      With a focus on providing actionable risk intelligence for business and IT, Securonix brings identity, access and activity data together and mines this data for business impacting security events – data breaches, intellectual property theft, occupational frauds and other vulnerabilities.