Berlin Letters
Guminski Töpfer GbR
Schönhauser Allee 147a
10435 Berlin
berlinletters.com
VAT ID DE329089916
Converia – the conference management software
Converia GmbH
Kaufstraße 2–4
99423 Weimar
Germany
Managing Partners:
Dipl.-Ing. Christian Burger
Rainer Kretzer
Int. VAT ID according to § 27 a Value Added Tax Act:
DE272037292
District court Jena
HRB 505418