The following purchasers of IC components are members or associate members of STACK: Siemens Nixdorf (Germany), Italtel (Italy), GEC Plessey Communications (UK/Germany), Northern Telecom, Celestica (Canada/UK), Smiths Industries, British Aerospace (UK), AG Communications Systems, Motorola, Lucent Technologies, The Boeing Company, Honeywell, Allied Signal Aerospace and Rockwell Collins (USA).
Les acheteurs suivants des composants de IC sont des membres ou des membres associés de STACK: Siemens Nixdorf (Allemagne), Italtel (Italie), GEC Plessey Communications (Royaume Uni/Allemagne), Northern Telecom, Celestica (Canada/Royaume Uni), Smiths Industries, British Aerospace (Royaume Uni), AG Communications Systems, , Motorola, Lucent Technologies, The Boeing Company, Honeywell, Allied Signal Aerospace and Rockwell Collins (Etats Unis).