Complaints Service
Your satisfaction matters. Every complaint is handled with care, within guaranteed deadlines.
Our handling process
Simple, structured, transparent.
1
Submit your complaint
Online via our secure form or in person at a branch.
2
Acknowledgement
Confirmation within 2 business days with a unique case reference.
3
Analysis and processing
Your case is reviewed by our qualified specialists.
4
Response and resolution
Full response within a maximum of 15 business days.
Contact us
Several channels to submit your complaint.
By Phone
07 45 67 13 22
Mon-Fri: 8:00 AM-6:00 PM — Complaints Service
By Secure Email
kundendienst@sofiesbk.de
Response within 48 business hours
At a Branch
12 Rue de la Fôret, L-1234 Kleinburg, Luxembourg
Mon-Fri: 9:00 AM-5:00 PM
