Hans is regularly engaged as an IT expert when conflicts need to be resolved in or out of court. He is frequently involved in matters of dispute settlement, such as participating in arbitration, mediation and expert reports. Hans is a qualified Expert of the Court in The Netherlands (LRGD
; foundation of the national register of judicial experts), member of NVBI
, Dutch Association of Certified Informatics Experts (Nederlandse Vereniging van Beëdigde Informaticadeskundigen) and Europe (EEEI
; European Expertise and Expert Institute). He is a MfN
- and ADR
registered mediator and arbitrator of the Nederlands Arbitrage Instituut in Rotterdam. Since 1996, he has been involved in over 200 cases of arbitration, mediation and expert reports.