Winter art Solutions Nauenstrasse 65, 4052 Basel 793790084 http://www.winterartsolutions.com/index.php?lang=de
Steps-Consulting Gellertstrasse 1, 4052 Basel 613124753 http://www.steps-consulting.ch/rtc-steps/935/index.htm
Schlüsselservice Gundeli Güterstrasse 180, 4053 Basel 612222828 http://www.schluesseldienst-gundeli.ch