During this period, Holleeder met many other gangsters, including Dennis Stewart and Yvon Lodewijks, who was later accused of ordering the murder of Holleeder's brother-in-law and co-criminal Cor van Hout.
During this era, Holleeder came across various criminals, such as Dennis Stewart and Yvon Lodewijks, who faced charges for ordering the death of Holleeder's sibling and accomplice Cor van Hout.