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Doyensec Employee Directory

IT Services and IT ConsultingCalifornia, United States11-50 Employees

Doyensec is an independent security research and development firm focused on identifying vulnerabilities and providing actionable remediation guidance. Positioned within the IT services and IT consulting landscape, the company emphasizes an offensive security perspective informed by blue-team considerations, aiming to strengthen the resilience of clients’ digital ecosystems and foster trust in their products.
Based in San Francisco, Doyensec was founded in 2017 by John Villamil and Luca Carettoni, who remain the sole stakeholders. The company maintains a small, dedicated client base and prioritizes long-term working relationships. In addition to vulnerability discovery, it has pursued ongoing projects and knowledge-sharing initiatives, including a series and open-source components, reflecting its broader contribution to security research and tooling.

Find Doyensec employees' phone numbers or email addresses

Doyensec Global Highlights

Location
Employees

Europe
18

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  • Italy
    7
  • Spain
    4
  • Poland
    3
  • France
    2
  • Slovenia
    1
  • San Marino
    1

North America
5

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  • United States Of America
    5

Doyensec's Leadership

  • Co-Founder at Doyensec
    L. C.
    Co-Founder
  • Senior Application Security Engineer & Security Researcher at Doyensec
    F. L.
    Senior Application Security Engineer & Security Researcher
  • Senior Application Security Engineer at Doyensec
    M. S.
    Senior Application Security Engineer
  • Staff Application Security Engineer at Doyensec
    S. D.
    Staff Application Security Engineer
  • Operations Specialist at Doyensec
    K. O.
    Operations Specialist
  • Application Security Engineer at Doyensec
    V. C.
    Application Security Engineer

Doyensec Employee Metrics

100%
50%
0%
2026
2025
  • Information Security
  • Business
  • Administrative
  • Human Resources
  • Other

Contact profiles from Doyensec

Name
Title
Contact
Location
Last Update
  • Co-Founder at Doyensec
    L. C.
    Co-Founder
    San Marino
    Aug 31, 2026
  • Senior Application Security Engineer & Security Researcher at Doyensec
    F. L.
    Senior Application Security Engineer & Security Researcher
    Italy
    Aug 31, 2026
  • Senior Application Security Engineer at Doyensec
    M. S.
    Senior Application Security Engineer
    France, Auvergne-Rhône-Alpes
    Jun 30, 2026
  • Staff Application Security Engineer at Doyensec
    S. D.
    Staff Application Security Engineer
    Poland, Małopolskie
    Jun 30, 2026
  • Operations Specialist at Doyensec
    K. O.
    Operations Specialist
    Spain, Andalusia
    Aug 17, 2026
  • Application Security Engineer at Doyensec
    V. C.
    Application Security Engineer
    Slovenia
    Sep 15, 2026

Frequently Asked Questions

What is Doyensec known for?

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Doyensec was founded in 2017 and operates in the IT Services and IT Consulting industry. Explore Doyensec's company overview page for more information.

What is Doyensec's most common email format?

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Doyensec employees' email format typically follows the pattern of First@doyensec.com. Trying to find reliable and up-to-date employee contact data? Find more Doyensec email formats with LeadIQ.

How many employees does Doyensec have currently?

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Doyensec has approximately 25 employees as of August 2026. These team members are located across 2 continents, including Europe and North America.

Who are Doyensec's key employees and leadership?

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As of August 2026, Doyensec's key employees include:

  • Co-Founder: L. C.
  • Senior Application Security Engineer & Security Researcher: F. L.
  • Senior Application Security Engineer: M. S.
  • Staff Application Security Engineer: S. D.
  • Operations Specialist: K. O.

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