Accenture, Agora, Andersen, Ambasada Austrii, Auto ID, ATA-INT Ltd., BEA Systems, Booz Allen Hamilton, Capgemini, CenterPoint, Client Vela, Clix Software, Comtica, Codido, Connect Distribution, DataBroker, Datacom, Deloitte, Doradztwo Gospodarcze DGA, Documentum, Edirect, EDS, EpicorScala, FrontRange Solutions, Gemius, Grupa Antares, Grupa Żywiec, Hewlett Packard, IDS Scheer, iGrafx, Infovide-Matrix, Innovatika, Incenti, KUKE, Logotec Group, More7, Mondi Packaging, NextiraOne, NETCRM, Noblestar, Novell, OS3 Multimedia, Oracle Polska, Pivotal, PKO Bank Polski, Polsoft, Process4E, Process Renewal Group Polska, Pyton Management, Rodan Systems, Rodl&Partner, Software Mind, Softtutor, StatConsulting, StatSoft, SPSS, Technodat, Telekomunikacja Polska, TETA, Tibco, Unizeto, Update, WebAudit, Visma, Zeto Poznań;