Board of Directors


Cláudia Azevedo



Cláudia serves as the CEO of Sonae Investment Management (IM), as well as of Sonae Capital SGPS.  She is also a Member of the Board of Directors and Director of several Sonae Group companies.

Cláudia has an MBA from INSEAD (Fontainebleau) and is a Graduate of Business Management from Universidade Católica de Portugal (UCP).

Xabier Mitxelena


Xabier Mitxelena

Vice Chairman of the Board

Xabier has a great professional career with an entrepreneurial spirit. He started as Quality Consultant at Sayma Consulting, being after part of Bull as Indirect Channel Manager for the North of Spain. After that period, he led ATE Informática which aimed to lead the digitalisation process of small businesses. As CEO and partner of ATE, he founded ATE Internet and ATE Consulting in 1995.

Founder and Board Member and former CEO of S21sec, his work has been focused on the leadership, management and representation of the company inside the Cybersecurity industry with a firm bet on innovation and talent generation. He has been an extremely active part of the company’s development, consolidating S21sec as a global reference company in Cybersecurity. The S21sec’s DNA is built with humility, excitement, and innovation at our customers’ fingertips.

Being always proud of his home town, Donostia, Xabier holds an Industrial Engineering and Management Degree from Universidad de Navarra and a MBA in Marketing and Business Administration from Universidad de Deusto.


Agustín Muñoz-Grandes

Board Member

Agustín joins S21sec taking over the CEO position from the company’s founder Xabier Mitxelena, who will now focus on his role as Vice Chairman of the Board. Agustín will be leading the company growth and internationalization plan, focusing both in organic growth as well as on possible acquisitions to strengthen the Company’s geographical footprint, product/services portfolio and overall value for its customers.


Prior to S21sec, Agustín held several C-level positions in the Telecom & IT industries both in Europe and in the USA and LATAM regions. He brings to S21sec more than 20 years of experience in Strategic Planning, International business development and Organizational improvement and transformation in multinational environments. Agustin holds a bachelor and masters degree in Telecommunication Engineering from the ETSIT University of Madrid as well as an EMBA from IESE Business School.



Carlos Alberto Silva

Board Member

Carlos is the Head of Investments in the Telecoms Technology space and is responsible for the Shared Services division at Sonae Investment Management (IM).

He has over 20 years of experience in the Technology, Media and Telecoms (TMT) sector and has successfully led several strategic and M&A projects in this space. Carlos started his career as a Researcher at INESC and as an Assistant Teacher at the University of Porto.

Carlos holds an MSc in Electrical and Computer Engineering from the University of Porto and an Executive MBA from Porto Business School.


Rui Paiva

Board Member


Rui founded WeDo Technologies, a SonaeIM company, in 2001 and has led the company as CEO since the company’s inception.  He is also a Board Member of other SonaeIM companies.

Before starting WeDo, Rui served as Professional Services Director at HP Portugal and held several senior IT Management roles at Optimus and Vodafone Portugal.

Rui holds a degree in Applied Mathematics and a Postgraduate Degree in Business Administration and Computer Management, both from Universidade NOVA de Lisboa.