Kuppinger Cole Ltd.
- Sonnenberger Str. 16, 65191 Wiesbaden
- +49 (211) 237077-0
- +49 (211) 237077-11
Virtual Extension Ltd
- 5 Menachem Begin Blvd., 502 00 0 Beit Dagan
- +972 (3) 732-1207
- +972 (153) 3732-1208
ecommerce conference
- Bayerstraße 16a, 80335 München
- +49 (89) 74117-256
- +49 (89) 74117-448
Conference Concierge
- Rungestraße 22 - 24, 10179 Berlin
- +49 (30) 64905-333
- +49 (30) 64905-336
GO Conference GmbH
- Jägerstr. 1, 57299 Burbach
- +49 (2736) 50975-0
- +49 (2736) 50975-30
Cologne Conference GmbH
- Am Hof 28, 50667 Köln
- +49 (221) 788785-10
- +49 (221) 788785-19
mobileExtension GmbH
- Baruther Strasse 10, 15806 Zossen
- +49 (6051) 489612
- +49 (6051) 489611
Modern Conference e. K.
- Paul-Heyse-Straße 6, 80336 München
- +49 (89) 599914560
- +49 (89) 599914569
NRW KULTURsekretariat - Next Level Conference
- Friedrich-Engels-Allee 85, 42285 Wuppertal
- +49 (202) 69827-226
- +49 (202) 69827-203
conferenceTALK
- Buchwaldstraße 39, 60385 Frankfurt am Main
- +49 (69) 94943740
- +49 (69) 94943735