Please read the F.A.Q. page before contacting us. It will be much easier to speak about Jesień after that.
In case of all organisational topics not related to invoices, please contact:
Linux Autumn organizer, PLUG management board member
If you want to ask somebody or resolve a problem with invoice, please use the following contact:
e-mail: ksiegowosc [at] wecamo.eu tel.: 536 279 202