### Overview The Rolodex Investigation, also known as the Bell Boys Investigation, was a Dutch police inquiry conducted in 1997-1998 into a callboy service called Bell Boys that catered to Dutch justice officials and other prominent figures. The investigation exposed connections between child trafficking networks and senior officials within the Dutch justice system, revealing systemic corruption at the highest levels of government. The case was named "Rolodex" after the rolodex containing contact information for VIP clients that was discovered during the investigation.[^1] ### Case Initiation and Discovery The investigation began in 1997 when a man arrested for raping his girlfriend's daughter complained to police about a double standard allowing government officials to evade child sex laws. The informant provided detailed information about the Bell Boys callboy service, which he claimed specifically catered to Dutch justice officials. This service was operated by [[Karel Maasdam]], also known by the alias 'Alex Privee', who ran his operation from a boy brothel in Amsterdam called the Festival Bar.[^2] ### Karel Maasdam and the Festival Bar Operation [[Karel Maasdam]] emerged as the central figure in the Rolodex Investigation. Operating from the Festival Bar in Amsterdam, Maasdam ran a sophisticated child trafficking operation that provided boys to VIP clients, particularly those within the justice system. The Festival Bar served as both a recruitment center and operational hub for his extensive trafficking network.[^3] Maasdam's operation was notable for its focus on compromising individuals in positions of power and authority. By targeting justice officials, politicians, and other influential figures, his network created a system of blackmail and control that protected its operations from prosecution.[^3] ### Professor Van Roon and the VIP Connection System A crucial element of the Maasdam operation was Professor Der Van Roon from the University of Amsterdam, who served as a reputable intermediary between high-profile clients and the Bell Boys service. Van Roon maintained detailed records of his clients in a rolodex, which contained the private numbers for at least three Dutch district attorneys: Henry Hans Holthuis, Henk Wooldrik, and Jan Wolter Wabeke.[^4] Van Roon's role as a university professor provided legitimate cover for his activities, allowing him to move in elite circles while facilitating connections between powerful individuals and the child trafficking operation.[^4] ### Government Officials Implicated The investigation revealed that numerous high-ranking officials within the Dutch justice system were clients of the Bell Boys service. Among those implicated were the three district attorneys whose contact information was found in Van Roon's rolodex, as well as other officials whose names emerged during the investigation.[^5] [[Joris Demmink]], who would later become Secretary General of the Ministry of Justice, was also named in the investigation. At the time, Demmink was a senior ministry official.[^5] ### Witness Testimony and Evidence Crucial evidence in the investigation came from a boy prostitute who worked at the Festival Bar and later testified during a 2012 Helsinki Commission hearing into child sex trafficking in Amsterdam. The witness provided detailed testimony about [[Karel Maasdam]]'s operation, stating that Maasdam sold boys to Amsterdam child pornographers, some of whom were involved in snuff films. The witness also claimed to have been introduced to [[Joris Demmink]] at the Festival Bar by Professor Van Roon and described being instructed to have sex with Demmink inside his government car.[^6] ### Government Vehicle Abuse and Official Complicity Further evidence of official complicity emerged from complaints filed by drivers assigned to [[Joris Demmink]]'s government car. One driver, Rob Mostert, had complained that Demmink had sex with boys in the backseat of his government car in his presence. Mostert died shortly after lodging his complaint, which was never followed up on. Similar complaints were made by other drivers.[^7] ### Investigation Shutdown and Cover-up Despite the compelling evidence gathered during the investigation, the case was shut down in 1998 shortly after senior government officials such as [[Joris Demmink]] were implicated. A detective who investigated the Bell Boys service stated that the case had been closed with the arrest and sentencing of [[Karel Maasdam]], but the timing—coming immediately after high-ranking officials were named—suggested a deliberate cover-up to protect powerful individuals.[^8] ### International Connections and Broader Network The Rolodex Investigation revealed connections to international trafficking networks. Information provided by an alleged bookkeeper of [[Karel Maasdam]] named [[Richard Carl-Samson]] indicated that [[Warwick Spinks]] frequently pimped boys to [[Joris Demmink]] and Henry Hans Holthuis.[^9] ### Connection to Other Investigations The Rolodex Investigation was one of three major interlinked investigations into child trafficking networks in the Netherlands during the 1990s, along with [[Operation Framework]] (1992-93) and the [[HIK Investigation]] (1994).[^10] ### Footnotes [^1]: Rolodex Investigation case files and Dutch police reports, 1997-1998; Media coverage of Bell Boys service [^2]: Case initiation details and informant testimony, 1997; 'Listening To Victims of Child Sex Trafficking', U.S. Helsinki Commission, October 4, 2012 [^3]: Karel Maasdam operational details and Festival Bar investigation; Dutch police surveillance reports, 1997-1998 [^4]: Professor Van Roon's role and VIP connection system; Rolodex evidence and client list analysis [^5]: Dutch justice officials implicated in investigation; Joris Demmink connection and official involvement [^6]: Helsinki Commission witness testimony, October 4, 2012; Bell Boys service victim statements [^7]: Government vehicle abuse complaints and driver testimony; Rob Mostert case and subsequent death [^8]: Investigation shutdown and cover-up evidence; Detective statements on case closure [^9]: Richard Carl-Samson information and international connections; British-Dutch police cooperation reports [^10]: Summary of interlinked Netherlands investigations, 1992-1998; Dutch police investigation files and media reports