Custom font or pre-existing?
Carattere suggerito
Sveva Suggeriti da Heron2001 
Most likely a designer found a Titling font they liked, and then hand-modified it to make this logo.
There are fonts to start you off - like
Sveva:
http://myfonts.us/td-JaYpJR
Carlton:
http://myfonts.us/td-PVec2O
The "B" is most likely hand lettered...
Carattere suggerito:
Sveva
Modificato su 01/06/2016 alle 09:35 da frd
Fuso orario: CEST. Ora sono le 18:40