GMX
GMX is a German-based web portal and email service provider originally founded in 1997. It is currently a subsidiary of 1&1 Mail & Media GmbH, which is part of the publicly traded United Internet AG group headquartered in Germany.
Brand Identity Data
HQ Country
Germany
Founded
1997
EU Headquartered
Yes
EU Manufactured
Yes
Stock Exchange
Private
Repair / Recycling
No
Ethical Certifications
None verified
Verified on July 22, 2026