# 1&1 Mail & Media Inc.

Business profile: public business information with links to supporting state records. Data as of October 16, 2026.

- Legal business name: 1&1 Mail & Media Inc.
- Alternative and DBA names: GMX Internet Services Inc.
- Entity type: C corporation
- Original incorporation date: October 24, 2007
- Time in business: 18 years and 11 months
- Jurisdiction count: 2

## All known addresses

- 100 N 18th St Ste 400, Philadelphia, PA 19103 (listed in Pennsylvania)

## Registered states

- [Delaware](https://index.baselayer.com/de/bba339ba1ee32373)
- [Pennsylvania](https://index.baselayer.com/pa/b51bc1ae43a99fbf): Foreign registration

Source: public state registration records. Missing values are not a negative finding.

Cite as: Baselayer Business Index (https://index.baselayer.com/business/bba339ba1ee32373)