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Andersen Consulting Boosts Cybersecurity via A3Sec Partnership


Andersen Consulting Boosts Cybersecurity via A3Sec Partnership
  • by: Source Logo
  • |
  • March 5, 2026

Andersen Consulting has entered into a Collaboration Agreement with A3Sec, a specialized cybersecurity firm, to enhance its offerings in cybersecurity and technology transformation for clients worldwide.

Quick Intel

  • Andersen Consulting strengthens cybersecurity capabilities via partnership with A3Sec.
  • A3Sec specializes in data-driven threat detection, incident response, and exposure management.
  • The collaboration expands Andersen's end-to-end professional services in cybersecurity.
  • A3Sec brings over 14 years of experience serving financial services, telecom, energy, government, and enterprise sectors.
  • A3Sec operates a 24/7 Security and Digital Surveillance Center with more than 180 professionals and 280+ global clients.
  • Leaders from both firms highlight innovation, data-driven solutions, and strengthened client resilience in complex environments.

Andersen Consulting is expanding its cybersecurity and technology transformation portfolio through a strategic Collaboration Agreement with A3Sec. This partnership integrates A3Sec's expertise in managed detection and response, cyber telemetry, threat intelligence, and crisis management into Andersen's broader service offerings.

A3Sec, headquartered in Spain with additional offices in Mexico and Colombia, has established itself as a leader in protecting digital assets for organizations across multiple industries. Its integrated services focus on building resilience, transforming risk into strategic advantages, and minimizing exposure through proactive, data-driven approaches.

“Our purpose has always been to protect the digital environment through innovation and accountability,” said Javier López-Tello, CEO and founder of A3Sec. “Through Andersen’s global platform and resources, we can now deliver end-to-end professional services to our clients seamlessly.”

“A3Sec’s data-driven approach to cybersecurity reflects a new generation of problem solving,” added Mark L. Vorsatz, global chairman and CEO of Andersen. “This collaboration enhances our ability to deliver solutions that strengthen client confidence in an increasingly complex environment.”

This alliance enables Andersen Consulting to provide more comprehensive, seamless cybersecurity solutions to its global client base, addressing evolving threats in an increasingly digital landscape.

Andersen Consulting is a global consulting practice providing a comprehensive suite of services spanning corporate strategy, business, technology, and AI transformation, as well as human capital solutions. Andersen Consulting integrates with the multidimensional service model of Andersen Global, delivering world-class consulting, tax, legal, valuation, global mobility, and advisory expertise on a global platform with more than 50,000 professionals worldwide and a presence in over 1,000 locations through its member firms and collaborating firms. Andersen Consulting Holdings LP is a limited partnership and provides consulting solutions through its member firms and collaborating firms around the world.

 has entered into a Collaboration Agreement with A3Sec, a specialized cybersecurity firm, to enhance its offerings in cybersecurity and technology transformation for clients worldwide.

Quick Intel

  • Andersen Consulting strengthens cybersecurity capabilities via partnership with A3Sec.
  • A3Sec specializes in data-driven threat detection, incident response, and exposure management.
  • The collaboration expands Andersen's end-to-end professional services in cybersecurity.
  • A3Sec brings over 14 years of experience serving financial services, telecom, energy, government, and enterprise sectors.
  • A3Sec operates a 24/7 Security and Digital Surveillance Center with more than 180 professionals and 280+ global clients.
  • Leaders from both firms highlight innovation, data-driven solutions, and strengthened client resilience in complex environments.

Andersen Consulting is expanding its cybersecurity and technology transformation portfolio through a strategic Collaboration Agreement with A3Sec. This partnership integrates A3Sec's expertise in managed detection and response, cyber telemetry, threat intelligence, and crisis management into Andersen's broader service offerings.

A3Sec, headquartered in Spain with additional offices in Mexico and Colombia, has established itself as a leader in protecting digital assets for organizations across multiple industries. Its integrated services focus on building resilience, transforming risk into strategic advantages, and minimizing exposure through proactive, data-driven approaches.

“Our purpose has always been to protect the digital environment through innovation and accountability,” said Javier López-Tello, CEO and founder of A3Sec. “Through Andersen’s global platform and resources, we can now deliver end-to-end professional services to our clients seamlessly.”

“A3Sec’s data-driven approach to cybersecurity reflects a new generation of problem solving,” added Mark L. Vorsatz, global chairman and CEO of Andersen. “This collaboration enhances our ability to deliver solutions that strengthen client confidence in an increasingly complex environment.”

This alliance enables Andersen Consulting to provide more comprehensive, seamless cybersecurity solutions to its global client base, addressing evolving threats in an increasingly digital landscape.

Andersen Consulting is a global consulting practice providing a comprehensive suite of services spanning corporate strategy, business, technology, and AI transformation, as well as human capital solutions. Andersen Consulting integrates with the multidimensional service model of Andersen Global, delivering world-class consulting, tax, legal, valuation, global mobility, and advisory expertise on a global platform with more than 50,000 professionals worldwide and a presence in over 1,000 locations through its member firms and collaborating firms. Andersen Consulting Holdings LP is a limited partnership and provides consulting solutions through its member firms and collaborating firms around the world.

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