iTEC Services GmbH
- Gleisstr. 8/3, 68766 Hockenheim
- +49 (6205) 9405-0
- +49 (6205) 9405-45
Bayer Business Services GmbH
- Kaiser-Wilhelm-Allee 20, 51368 Leverkusen
- +49 (214) 30-1
- +49 (214) 30-46360
Internet Business Services
- Pfarrgasse 10, 78658 Zimmern o.R.
- 0741 - 942360
- 0741 - 9423622
Siemens Business Services
- Am Friedensplatz 3, 68165 Mannheim
- +49 (621) 4291200
- +49 (621) 4291441
Business Dialog Training & Services
- Clausiusstrasse 3, 45657 Recklinghausen
- +49 (2361) 9068-65
- +49 (2361) 9068-64
DUNKL BUSINESS SERVICES KG
- Lobzeile 10, 7000 Eisenstadt
- +43 (664) 3843-071
Business Services Lekies
- Freiligrathstr. 23, 32683 Barntrup
- +49 (321) 2147-3437
IT & Business Services GmbH
- Max-Planck-Str. 3, 85716 Unterschleissheim
- +49 (89) 307619-20
- +49 (89) 307619-25
GTF International Business & Management Services
- Gurkgasse 6, Top 18 - 19, 1140 Wien
- +43 (1) 8905367
- +43 (699) 40611722
bena business services GmbH
- Fischhof 3/6, 1010 Wien
- +43 (1) 74040-300
- +43 (1) 74040-309