You absolutely can set up a Google account with any email address you want. https://accounts.google.com/SignUpWithoutGmail https://accounts.google.com/SignUpWi

You absolutely can set up a Google account with any email address you want. https://accounts.google.com/SignUpWithoutGmail https://accounts.google.com/SignUpWithoutGmail I use Google services heavily at work, all on a Google account that was created with my work email address. And we are not a Google shop; my employer's email is self-hosted Exchange.