Make a report
ArcelorMittal has implemented national and local procedures for handling reports from external stakeholders.
All reports for Luxembourg is to address to:
By phone: +352 8008 5260 (vocal server).
By mail:
ArcelorMittal
Country Management
24-26, boulevard d’Avranches
L-1160 Luxembourg
Online via a dedicated platform:
This device guarantees your anonymity.
You can also report to relevant public authorities as precised in the law from May 16, 2023.
Consult the list of public athorities here.]
Requests other than reports concerning industrial sites in Luxembourg can be submitted via the contact page: