Meet our Team
Board
The board of directors is responsible for strategic leadership of DIVD.
![](https://cdn.theorg.com/62a0d31d-c449-4484-adfb-6a80badee0cd.jpg)
Eleonora Petridou
Board member
![](https://cdn.theorg.com/437e34df-4c2d-4586-ac40-c855577eea6b.jpg)
Inge Bryan
Chair
![](https://cdn.theorg.com/132151fd-0274-48e3-9e21-5e1d19d964d8.jpg)
Joost Hendricksen
Board member
![](https://cdn.theorg.com/014b1995-41ab-49c6-bc48-17cb58db81f5.jpg)
Marinus Kuivenhoven
Secretary Board
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Management
DIVD-CSIRT
The CSIRT is the engineblock of DIVD. It is responsible for scanning the internet and notifying the system owners as well as running our CVE Numbering Authority activities.
![](https://cdn.theorg.com/7c081558-6f65-4027-adc3-70040faf6b5b.jpg)
Alwin Warringa
CSIRT handler
![](https://cdn.theorg.com/759a353e-574e-4a59-9101-bfb1795e0dca.jpg)
Axel Boesenach
Researcher level 2
Barre Dijkstra
Researcher
![](https://cdn.theorg.com/39b36ada-bb0e-4b08-9d23-a672ad007a4a.jpg)
Boaz Braaksma
CSIRT Handler
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![](https://cdn.theorg.com/b11b093a-7b98-40ec-9864-7720312498bb.jpg)
Célistine Oosting
Researcher level 2
![](https://cdn.theorg.com/601f9d9b-67b7-4b65-932f-1ac8a56b0dcf.jpg)
Edwin van Vliet
CSIRT handler
![](https://cdn.theorg.com/bc184ef7-dc30-48fe-a0bc-e17989194a30.jpg)
Finn van der Knaap
Teamlead level 1 | Team 3
![](https://cdn.theorg.com/62806169-d75c-4296-9427-823edc8be9a2.jpg)
Jelle Ursem
Researcher level 1
![](https://cdn.theorg.com/425e53fc-7d47-46d1-bbcb-5e69b1fd4896.jpg)
Jeroen Ellermeijer
Researcher level 1
Jeroen de Baare
CSIRT handler
![](https://cdn.theorg.com/ce68004e-43b6-4a88-8d01-4b4be85adc54.jpg)
Kaj Koole
CSIRT Handler
![](https://cdn.theorg.com/f7539255-ff07-476e-a5d6-4fa72b830ceb.jpg)
Lennaert Oudshoorn
Head of DIVD-CSIRT
![](https://cdn.theorg.com/7cabad77-a428-4a78-811a-50a4161828d7.jpg)
Max van der Horst
Researcher level 3
Oscar Vlugt
CSIRT Handler
![](https://cdn.theorg.com/0f2bc054-6e7c-4bbe-9bf8-730c85b12bcc.jpg)
Ralph Horn
Sabbatical
![](https://cdn.theorg.com/67f75ff3-894d-45a2-b89e-6846493533db.jpg)
Stan Plasmeijer
CSIRT Handler
![](https://cdn.theorg.com/6702b25d-73d2-4b81-8455-265ac85362d8.jpg)
Victor Pasman
CSIRT Teamlead level 2
![](https://cdn.theorg.com/e7d4f907-1740-4e4b-a4bf-ffbedc2e6129.jpg)
Wessel Baltus
CSIRT handler
![](https://cdn.theorg.com/b48ec3d0-dc82-42ad-bcc8-76772e225ebe.jpg)
Wessel van der Goot
CSIRT handler
![](https://cdn.theorg.com/44f86702-ba39-4d70-a7b8-af617398fefd.jpg)
Hans Meuris
Executive Secretary / CSIRT Handler
Research & Development
DIVD has two teams highly skilled security researchers who seek and report vulnerabilities as a voluntary service next to their jobs. DIVD sees to it they follow our Code of Conduct while we provide them a firewall for journalists, lawyers and recruiters. Meanwhile, their research also serves as an empirical base to discover trends in security, stimulate security awareness and develop new methodologies in vulnerability research and disclosure. So, although you will probably never meet our researchers, you may hope they are checking your systems right now, before the bad guys do…
![](https://cdn.theorg.com/e4686bd0-761c-4188-8860-afe102bf82da.jpg)
Anass Ali
Researcher level 2
![](https://cdn.theorg.com/17ecacf6-29bc-4d74-a632-1cb293d9b116.jpg)
Artur Miron
Researcher level 1
Asif
Security Researcher level 1
![](https://cdn.theorg.com/759a353e-574e-4a59-9101-bfb1795e0dca.jpg)
Axel Boesenach
Researcher level 2
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![](https://cdn.theorg.com/ff2090d8-49d9-4a26-9217-10efa3e862cf.jpg)
Bartlomiej Lizak
Researcher level 1
Carolien Braams
Security Researcher
![](https://cdn.theorg.com/b11b093a-7b98-40ec-9864-7720312498bb.jpg)
Célistine Oosting
Researcher level 2
Daan Keuper
Researcher level 2
![](https://cdn.theorg.com/f3dc5577-54ad-4ad3-a67a-3252a7f56a7a.jpg)
Dion W.
Researcher level 1
Fatih Yilmaz
Researcher level 1
![](https://cdn.theorg.com/bc184ef7-dc30-48fe-a0bc-e17989194a30.jpg)
Finn van der Knaap
Teamlead level 1 | Team 3
![](https://cdn.theorg.com/1b5b061c-d8cb-42b2-ab03-381dcf850745.jpg)
Gerard Janssen
Reporter
![](https://cdn.theorg.com/d30f6755-9c64-436a-a41f-9cb3e890d371.jpg)
Harm van den Brink
Researcher level 1
Henry Schokkenbroek
-
![](https://cdn.theorg.com/1a90d62e-14d1-4ee9-bd18-d89ee647a237.jpg)
Hidde Smit
Researcher level 2
![](https://cdn.theorg.com/62806169-d75c-4296-9427-823edc8be9a2.jpg)
Jelle Ursem
Researcher level 1
![](https://cdn.theorg.com/425e53fc-7d47-46d1-bbcb-5e69b1fd4896.jpg)
Jeroen Ellermeijer
Researcher level 1
![](https://cdn.theorg.com/4fa771ca-b9f0-43cd-b026-b569a2ac1c23.jpg)
Jeroen van de Weerd
Researcher level 1
![](https://cdn.theorg.com/097e5a02-1d95-4a90-af4d-75cafac8c64f.jpg)
Jonathan Bouman
Researcher level 2
![](https://cdn.theorg.com/0786e18a-646b-40c8-8da0-ac2bc73c6229.jpg)
Joris Cras
Researcher level 1
![](https://cdn.theorg.com/0efd66d9-c6f0-41cf-b99e-c282e7fcd443.jpg)
Joris van de Vis
Researcher level 1
Josha Beekman
Researcher level 2
![](https://cdn.theorg.com/7d068990-ec28-4fbd-a94c-bdccb8b76cb7.jpg)
Julian Roseboom
Teamlead level 1 | Team 2
![](https://cdn.theorg.com/a22e1eec-7493-46e7-8033-fe13f9613781.jpg)
Khalid Nakhli
Researcher level 1
Koen Liu
Researcher level 2
![](https://cdn.theorg.com/e228b8ea-c7ed-4361-9248-56cf79874b4e.jpg)
Koen van Hove
Researcher level 2
![](https://cdn.theorg.com/c882b65e-e6ae-4230-8713-935e39dd4d3f.jpg)
Mark Heijblok
Researcher level 2
![](https://cdn.theorg.com/04a7659e-2e00-434d-87ef-dd806c1c44cc.jpg)
Marnix Lourens
Researcher level 1
![](https://cdn.theorg.com/72f72098-872d-4557-8a29-d1d2e17ec0c6.jpg)
Martin van Wingerden
Teamlead
![](https://cdn.theorg.com/7cabad77-a428-4a78-811a-50a4161828d7.jpg)
Max van der Horst
Researcher level 3
![](https://cdn.theorg.com/b6a69ae6-2228-4118-817a-00c52f83eff3.jpg)
Melvin Boers
Research unit manager level 1
![](https://cdn.theorg.com/a83707e8-14ee-48b8-a4f7-94b95cb67a4f.jpg)
Melvin Lammerts
Researcher level 2
![](https://cdn.theorg.com/fff0603b-5b4a-483b-8399-a6740e642356.jpg)
Mischa Rick van Geelen
Researcher level 2
Olivier Beg
Researcher level 2
![](https://cdn.theorg.com/28c3fdee-18f7-4a4d-89fa-904378d2d5f6.jpg)
René de Groot
Researcher level 1
![](https://cdn.theorg.com/51ff889e-1d07-4f0d-b16e-ce753e466f2f.jpg)
Rutger Hermens
Teamlead level 1 | Team 1
![](https://cdn.theorg.com/eecec6b2-a89f-4bbe-8434-a1d53e0831ef.jpg)
Serena de Pater
Researcher level 1
![](https://cdn.theorg.com/de33b0bb-8c67-45c8-a781-c2f45a099279.jpg)
Sjors Roelfzema
Researcher level 2
![](https://cdn.theorg.com/080e077f-b442-428e-af76-55892d22af04.jpg)
Tabitha Vogelaar
Researcher level 1
![](https://cdn.theorg.com/105e9c96-77c1-4b7b-b20b-0bcf1d3e30e8.jpg)
Tom Wolters
Researcher level 2
![](https://cdn.theorg.com/84d8eba9-baf0-4937-9023-5d1cdbf7d121.jpg)
Victor Gevers
Head of Research & Development
![](https://cdn.theorg.com/e291d464-cf03-4354-a0c7-12636dd4c24c.jpg)
Wietse Boonstra
Research unit manager Level 3
![](https://cdn.theorg.com/f9e4ef01-4857-4943-8293-3238fa3f55cd.jpg)
Ömer Zülaloğlu
Researcher level 2
![](https://cdn.theorg.com/229d986e-40d8-4951-bf57-7f246a14f0b6.jpg)
İnanç Yiğit
Researcher level 0
IT services
Taking care of the IT of hackers in a non-hacky way so they don’t get hacked.
![](https://cdn.theorg.com/98246e78-56e2-445d-8af5-8db4844f4447.jpg)
Bart Reedijk
System Engineer
![](https://cdn.theorg.com/90097ffa-2e24-41e8-9f9c-dbd4e8f4393e.jpg)
Bert Kiers
Network Security Engineer
![](https://cdn.theorg.com/dcaa8d44-cc19-439f-afa7-66ec8260eb08.jpg)
Casper Kuijper
Enterprise Architect
![](https://cdn.theorg.com/9172e069-b5a6-4994-8438-c5742d00408e.jpg)
Geert Langendam
Helpdesk
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![](https://cdn.theorg.com/e3bc5c32-263e-44a5-ba7f-c025e5e4b146.jpg)
Jan van Stijn
Elastic Specialist
![](https://cdn.theorg.com/8060a21a-47fb-4c2b-8d54-66b87d708e48.jpg)
Jeroen van der Broek
Security Engineer
![](https://cdn.theorg.com/3820bae3-ff4d-42c5-87fe-ab1780b17a6c.jpg)
Marco Heijkoop
System Engineer
![](https://cdn.theorg.com/72f23107-5077-413d-a198-2d910df8453c.jpg)
Nathan van Buuren
Volunteer
![](https://cdn.theorg.com/4c1be8c4-2591-4111-a8db-b5cdaf170a33.jpg)
Raymond Schuiling
System Engineer
![](https://cdn.theorg.com/c211f922-b254-4eb4-b25e-9260dade0bdf.jpg)
Rob Blokland
System Engineer
![](https://cdn.theorg.com/a955aaf5-2fcd-4ffe-a3fc-32beca64766f.jpg)
Ronald Beiboer
Teamlead SOC
Ruben Uithol
IT Engineer
![](https://cdn.theorg.com/03b21841-40d7-4c22-82ff-d67c42a4a087.jpg)
Sigurd Hoenkamp-de Vries
Teamlead SaaS PSE (Product Support Engineer)
Tirza Dijkstra
nerd
![](https://cdn.theorg.com/93911596-db2c-41c2-bac5-428f5515b217.jpg)
Waldo de Borst
System Engineer
![](https://cdn.theorg.com/6861b103-a866-469d-bb89-c7dec38e0ab7.jpg)
Winko Erades van den Berg
Head of IT services
People & Culture
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Communications
Translating l33tsp3ak to human and the other way around as well as maintaining this awesome website.
Governance, Risk & Compliance (GRC)
Office
Providing some sense of direction to a bunch of hackers, aka advanced cat herding.
Project Office
![](https://cdn.theorg.com/26a7799e-fccc-4250-8a46-ba4d7831ef77.jpg)
Caroline Loef
Projectmanager
Dimitri van Esch
Project manager
![](https://cdn.theorg.com/5a9602ea-3ea4-4385-97a4-e9666237c92f.jpg)