Estimated Time Line - 6-12 Weeks

• 3 companies merging and keeping Outlook 365 connected to the Gsuite back end. Migrate mail out of Outlook 365, and then create a new Google instance with all 3 including previous email aliases
• Need migration experience in MS 365 and google workspace
• 300 mailboxes
• 4-8 weeks duration, full-time hours at 40 hours/week expected. The contract may go longer, client is also flexible to part-time situations

Project Plan:

Assess the current environment:
Evaluate the number of Google Workspace accounts and Office 365 email accounts we need to migrate, the volume of data, and the various services utilized in both platforms. Identify any custom integrations or third-party applications that may require additional attention during the migration process.

Develop a migration plan:
Based on your assessment, create a detailed migration plan that outlines the scope, timelines, resources required, and potential risks. Consider dividing the migration into phases if we have a large number of users or a complex environment.

Choose the right migration tools:
Research and select the appropriate migration tools for your project. Both Google and Microsoft provide native tools for migrating data between their platforms, such as Google Workspace Migrate and Office 365 Migration Service. Third-party tools are also available, which may offer additional features and flexibility such as BitTitan.

Prepare the destination environment:
Configure the target Office 365 environment by creating user accounts, distribution groups, and shared mailboxes as needed. Assign appropriate licenses and permissions to users and ensure the proper setup of DNS records.

Perform a pilot migration:
Test the migration process with a small group of users to identify any potential issues or challenges. This will allow you to refine your migration plan and address any problems before migrating the entire organization.

Train end-users and IT support staff:
Provide training on the new platform to end-users and IT support staff. Ensure that they understand the differences between Google Workspace and Office 365, as well as any new features or processes they will need to be familiar with.

Execute the migration:
Follow your migration plan and use the chosen tools to migrate data from Google Workspace accounts and Office 365 email accounts to the destination environment. Monitor the progress and address any issues that arise during the migration.

Verify the migration:
Once the migration is complete, verify that all data has been transferred accurately, including emails, contacts, calendars, and documents. Confirm that all users can access their accounts and that permissions and settings have been correctly applied.

Post-migration support:
Provide ongoing support to end-users and IT staff as they adjust to the new environment. Address any issues or concerns that may arise and monitor the system for any potential problems.

Decommission the source environment:
Once we are confident that the migration has been successful and all users have fully transitioned to the new environment, decommission the Google Workspace accounts and Office 365 email accounts that are no longer needed.