Management Team

Behind Holm Security is a team with long and in-depth experience in cyber security and product development. Among the founders are some of the most prominent entrepreneurs within cyber security in Europe.

Management Team

Stefan Thelberg Holm Security

Stefan Thelberg

Founder and CEO of Holm Security. Stefan is one of Europe's most prominent cyber security entrepreneurs, previously founded the Swedish Webhosting Group and Stay Secure.


Erik Torlén

Erik has over 10 years of experience scaling enterprise businesses and technology for a global audience. Erik has a software development background and previously worked as CTO at Apica.


Johan Berg

Johan has considerable experience in financial reporting, analysis, and accounting. He has previously worked at SaaS company Snow Software as well as Betsson as Group Business Controller.

Andreas Stjernstrom CCO Holm Security

Andreas Stjernström

Andreas has extensive experience in sales management, business development, from the SaaS and software industry. His previous roles include leading strategic positions at Snow Software and Episerver.

Headshot of Claus Nielsen Chief Marketing Officer

Claus Nielsen

Claus has over 20 years of global executive experience, including in North America, Asia, and Europe. His previous roles include Chief Operating & Marketing Officer at KebNi AB and Global VP of Marketing at Neural Technologies.


Mats Håkansson
Chief Customer Officer

Mats is an experienced project manager with extensive experience in service and customer relations, project management as well as information security management. His previous roles include ISS Manager, Project and Delivery manager at Hoist Group.

thomasine grindestams HR manager holm security

Thomasine Grindestam
Chief Human Resources Officer

Thomasine has several years of HR- and recruitment experience from her former roles as Consultant Manager within IT and HR-generalist. Thomasine has previously worked at Adecco, Academic Work, and most recently Ledarna.

Jan willem plokkaar Holm security

Jan Willem Plokkaar
Sales Director Benelux

Jan Willem has over 10 years of experience in business development within the IT-security and telecom industry. His former roles include positions in sales and business development at organizations such as Canon and KPN.

Alok Sahay Country Manager India Saarc

Alok Sahay
Sales Director India & SAARC

Alok is an accomplished sales leader with over 12 years of experience working with network security, data security, and virtualization. His previous roles include leading positions in sales and business development at InfoWatch and FatPipe Networks.

Carolina Martell Marketing Manager Holm Security

Carolina Martell
Marketing Manager

Carolina has over 7 years of marketing experience within the IT industry. Carolina has previously worked at COSMO CONSULT and Hitachi Power Tools and holds a degree in Media and Communication Studies from Umeå University.

Security & Technology Advisory Board

Jonas Lejon

Jonas Lejon
Senior Cyber Security Expert

Jonas is one of Sweden's leading cyber security experts. Jonas currently as a cyber security consultant and penetration tester. Jonas also holds the position as the Chairman of the board at Internet Society Swedish Chapter.


Henrik Holmboe
Senior DevOps Specialist

Henrik has over 20 years of experience within cyber security, automation and infrastructure.