Management Committee

  • Juan Antonio Calles

    Chief Executive Officer (CEO)

    Entrepreneur in cybersecurity for 20 years. Co-founder and CEO of the companies Zink Security (acquired by KPMG in 2015) and Zerolynx. Previously, head of the cyber teams in Spain at KPMG and everis (now NTT).

  • Daniel González

    Chief Operating Officer (COO)

    Entrepreneur, co-founder of Zerolynx, and manager responsible for cybersecurity teams at various Big4 firms. He is an active member of the ISACA Madrid Board and organizer of several internationally significant events and conferences.

  • Boris Delgado Riss

    Chief Business Officer (CBO)

    Co-founder of the ICT certification line at AENOR with over 25 years of experience in the sector. Advisor in the development of regulations and standards. Active member of various professional bodies and associations such as CPIICM and ISACA.

Back and Middle Office Management

  • Daniel Calzada

    Head of IT

    Manager responsible for the internal technology department. Together with the CEO, coordinates the company’s technology strategy, a key unit in a cybersecurity consulting firm. Has over ten years of experience managing IT environments, especially Microsoft.

  • Lucía González

    Head of People

    Manager responsible for the People area at Zerolynx. Together with the CEO, leads talent management, professional development, and corporate culture since the company's inception. Has over fifteen years of experience in human resources.

  • Celia Catalán

    Head of Marketing

    Marketing Manager at Zerolynx. Together with the CEO and CBO, drives the communication strategy, brand positioning, and business opportunity generation. Has over ten years of experience in marketing.

  • Héctor Sainz

    Head of Business Development.

    Manager leading Zerolynx's business development vertical under the CBO strategy. Drives commercial growth and new business opportunities. Has over ten years of experience in IT projects.

  • Ana García

    Head of Service Delivery

    Manager leading Zerolynx's operations vertical alongside the COO. Specialized in transformation and optimization of delivery models and efficiency improvement. Has over ten years of experience in project management.

Front Office Management

  • Nathalie Ortigoza

    Head of GRC

    Leads the Governance, Risk, and Compliance area at Zerolynx. She is an engineer and holds a master’s degree in Cybersecurity. She has over 15 years of experience in information security. She holds certifications such as C|CISO, CISSP, CISM, CRISC, ISO 27001, ISO 42001, and ENS.

  • Alejandro Amorín

    Head of Offensive Security

    Technical Lead of Offensive Security (Pentesting and Red Team) at Zerolynx, with over 10 years of experience in offensive security. Previously held the same position at another consultancy and worked as a pentester in certification companies, collaborating with CCN-CERT. Holds certifications such as OSCE3, OSCP, CRTO, and CRTL, and has several published CVEs.

  • Iván Domínguez

    Head of Defensive Security

    Responsible for the cyber defense vertical. IT professional with over 15 years of experience in IT infrastructures, networks, and cloud environments within the Microsoft ecosystem. Holds certifications from numerous manufacturers, with a focus on Azure and M365 technologies. Certified ISO 27001 Lead Auditor.

  • Juan Antonio Calles

    Head of Forensics

    In addition to serving as CEO, he leads Zerolynx's forensics division. He has over 20 years of experience in technology consulting and expert analysis. He has acted as an expert witness in more than 100 cases, about 25% of which have gone to court, maintaining the full evidentiary validity of the analyses he has conducted.