About Fox-IT

Board of directors

Fox-IT has restructured and is now aligned to three divisions. Christian Prickaerts, Director Managed Services, Jurgen Delfos, Director Crypto and Joost Reijne, Director Professional Services. Together with managing director Erik Ploegmakers and COO Jeremy Butcher, they form the new Fox-IT board of directors.

Erik Ploegmakers

Managing Director

Erik Ploegmakers is Managing Director at Fox-IT. He is responsible for the business strategy, strengthening and expanding the relationship with government and industry, as well as the European expansion of the company in collaboration with parent company NCC Group.

Erik Ploegmakers is Master of Law (criminal law and eLaw). After his studies, he became a Forensic researcher at Fox-IT, and in 2007 he became COO of the FoxReplay business unit. Via DearBytes and PwC, he joined KPN, where he held the position of Managing Director Security Services. On March 1, 2018, he returned to Fox-IT as Global Head of Crypto & High Assurance.

Jeremy Butcher


As Chief Operations Officer, Jeremy is Fox-IT’s technical conscience, making sure that Fox-IT’s products and services are in line with security developments and IT developments at customers. He also determines opportunities for new products. Jeremy’s greatest challenge is finding the right balance between security and daily routines at customers.

Jeremy has worked at Fox-IT since 2000 and has contributed to all our important products. For the past seven years, he worked at the High Assurance group, which develops software and hardware security products for the most sensitive sectors. Prior to joining the Fox-IT team, he worked as a software developer for the government, where his tasks included hacking and reading out criminals’ phones.

Jeremy studied Applied Physics at the Delft University of Technology.

Christian Prickaerts

Directeur Managed Services

Christian Prickaerts is director Managed Services at Fox-IT. He is responsible for the further expansion of Managed Detection & Response (MDR) and online fraud management for banks (DetACT ™).

Christian started at Fox-IT in 2004 as security expert and then switched to the forensics team, where he conducted his own research. From 2010 he managed the forensics team. In early 2015 he became manager of the Managed Security Services team. Christian has worked for Fox-IT for 7 years as an IT engineer at the University of Maastricht.

Jurgen Delfos

Directeur Crypto

Jurgen Delfos is director Crypto at Fox-IT. As director, he wants to contribute to a safer world by improving the operations of the Crypto division, offering more scope for research in the area of cryptography and further strengthening our position as an extremely reliable partner of the government.

Prior to joining Fox-IT, Jurgen was CTO at Carerix. Before that he has held various senior management roles at Exact, Centric and SIMgroep. Jurgen studied business economics at Erasmus University.

Joost Reijne

Directeur Professional Services

Joost Reijne is director of Professional Services at Fox-IT. Professional Services is our consultancy practice in which we make clients more resilient against digital threats. In the past years, this department has doubled in size. Joost is responsible for ensuring that this growth continues in the coming years.

Prior to joining Fox-IT, Joost was Senior Manager Cyber Consulting at PwC, where he had been working since 2004. He has advised on this in the field of cyber security, risk management and identity & access management. Joost studied Business Information Technology (BIT) at the University of Twente.

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