Our intellectual property specialists
We are an allround IP service provider, meaning that we have in-house experts from all IP disciplines. The communication lines with our experts are short and personal. At Arnold & Siedsma you are assigned one or two fixed account managers. We have offices all over the Netherlands and Belgium so that you always have access to an expert in your area.


Petri van Someren MSc
Belgian patent attorney, Dutch patent attorney, European patent attorney, Partner


Arjen Hooiveld MSc
Belgian patent attorney, Dutch patent attorney, European patent attorney, Partner


Steve Duxbury BSc
Belgian patent attorney, Dutch patent attorney, European patent attorney, Managing partner, Partner


Paul Hylarides MSc
Belgian patent attorney, Dutch patent attorney, European patent attorney, Partner


Nele D’Halleweyn PhD
Belgian patent attorney, Dutch patent attorney, European patent attorney, Managing partner, Partner


Gerwald Verdijck PhD
Belgian patent attorney, Dutch patent attorney, European patent attorney, Managing partner, Partner


Remy van den Bosch MSc
Associate partner, Belgian patent attorney, Dutch patent attorney, European patent attorney