You can use this contact form for your other requests
CUSTOMER SERVICE
Phone : +352 26 783 787-686
Fax : +352 26 783 787-88
Email : backoffice@sudstroum.lu
TECHNICAL ELECTRICITY SUPPORT
on the telephone number +352 26 783 787-686 only available at the following times:
– Monday to Friday from 11.30am to 1pm and 4.30pm to 7.30am
– Saturdays, Sundays, bank holidays 24 hours a day
TECHNICAL TELECOMMUNICATION SUPPORT
on the telephone number +352 26 783 787-686 outside opening hours.
DPO CONTACT (“DATA PROTECTION DELEGATE”)
Please address your requests to the email address dpo@sudstroum.lu ,for any questions concerning data protection.
ADDRESS HEADQUARTERS
Sudstroum S.àr.l & Co S.e.c.s.
11, rue de Luxembourg
L-4220 Esch-sur-Alzette
OPENING HOURS
Monday to Friday from 7.30am to 5.00pm
ADDRESS BELVAL PLAZA
Belval Plaza 2 ( opposite to the supermarket exit)
14, Av. du Rock’n’Roll
L-4361 Esch-sur-Alzette
OPENING HOURS
Monday to Friday from 9.00am to 1.00pm and 1.30pm to 5.00pm
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