From 35C3 Wiki

You can contact the organizers via the following email adresses:

35C3-orga (at)
for organisational issues
35C3-content (at)
for conference program-related stuff
35C3-tickets (at)
for questions concerning the ticket sale and tickets
presse (at)
for press and pr issues
c3wiki (at)
for technical questions concerning the wiki
irc channel
or leave a message on the Contact talk page.
35C3 (at)
for questions concerning assemblies

There is also an IRC-Channel #35C3 at hackint (irc:// or You won't get any official information there, but you can get in contact with a lot people participating the congress. Most of them will be able to answer main questions as well, as there are quite a lot people involved in setting up and running the congress. Be one of us!

Archived page - Impressum/Datenschutz