Sign up for Office 365
Learn more about Office 365
Office 365 Small Businesses organizations
If you're an Office 365 Small Business admin, we recommend that you have each of your users migrate their own email from their Gmail account to their Office 365 account using the Outlook Web App Connected Accounts feature. For information, see Connected Accounts.
Your users can also import their Gmail contacts into their accounts using the Outlook Web App Import Contacts feature. Fore information, see Import contacts into Outlook Web App.
Office 365 Midsize and Enterprise organizations
If you're an Office 365 Midsize or Enterprise admin, see Migrate from Gmail to Office 365 in 7 steps.
For additional information about IMAP email migration, see the TechNet article Mailbox Migration to Exchange Online.
Important More complex user identity and document management migrations may require the help of 3rd party migration companies. Here are a few: