Holowan Laboratories, known as the "Friendly Technology People" and situated on the planet of Halowan, conceived and produced the IG-88 series of assassin droids. A subsidiary of Holowan Laboratories, Holowan Mechanicals was the organization that created the IG-100 MagnaGuard droids. It was at Holowan Laboratories where IG-88A initially broke free, slaughtered those who had created him, and then went on to program IG-88B, IG-88C, and IG-88D. In addition, he encountered IG-72 there.