Dutch police have announced the takedown of an international investment fraud ring accused of running more than 20 call centers and generating over €100 million ($114 million) per month at its peak. The operation is believed to have employed more than 700 people posing as financial advisers to lure victims into fake trading platforms.

The scheme’s ringleader, a 46 year old Israeli-Polish national, was arrested in Poland on May 26 and has since been extradited to the Netherlands, where he is being held pending trial. Dutch police say public records indicate he was previously prosecuted for hacking several foreign government organizations and is described as a known figure in hacking circles. Investigators believe his technical skills were central to building the infrastructure that let the group evade detection for years.

Between July 7 and 10, additional Dutch and Belgian nationals connected to the fraud were arrested in Cyprus, Greece, and Belgium. Police say further arrests tied to the network cannot be ruled out.

How the Scam Worked

The fraudsters spent extended periods building rapport with targets before introducing them to convincing investment platforms displaying fabricated profits. Victims were then coaxed into sending more money, typically via cryptocurrency, to grow their supposed returns. In reality, the funds went straight to the operators, who maintained fake dashboards showing rising balances to keep victims investing.

Scale of the Operation

Dutch authorities have linked at least 550 formal fraud reports and $28.6 million in confirmed losses to the group, though they estimate the true victim count could reach tens of thousands worldwide. Most identified victims lost more than €10,000 ($11,400) each. The organization is believed to have been active since at least 2021, with members using pseudonyms and unspecified technical measures to hide their identities and physical locations.

Investigators eventually broke through this concealment by tracing IP addresses and financial transaction routes, which led to the seizure and analysis of key technical equipment. That evidence reportedly provided crucial insight into the group’s internal structure and helped pinpoint the whereabouts of its members.

The case underscores how crypto-based investment scams continue to scale using call center infrastructure and fabricated trading platforms, a model that has proven resilient against traditional fraud detection until digital forensics catch up with the money trail.