Brands
- GMXEUUnited Internet AG, Germany4/5
- mailbox.orgEUHeinlein Support GmbH, Germany4/5
- MailoEUMail Object, France4/5
- PosteoEUPatrik Löhr, Germany4/5
- ProtonEuropeProton AG, Switzerland4/5
- TutaEUTutao GmbH, Germany4/5
- WEB.DEEUUnited Internet AG, Germany4/5
- GmailNon-EuropeanAlphabet Inc., United States1/5
- Outlook.comNon-EuropeanMicrosoft Corporation, United States1/5