English version is under construction. But you can see address and phone number in all versions:
http://turkisblau.com/index.cfm?event=iletisim
http://turkisblau.com/index.cfm?event=kontakt
http://turkisblau.com/index.cfm?event=contact
Adress :
TürkisBlau Gruppe
Pacelliallee 5
14195 Berlin
Deutschland