If you want a service that can back up and sync your G Suite and Office 365 accounts, cloudHQ is worth a look. It's got serious backup and sync abilities for G Suite, Office 365, Egnyte, Box and Dropbox for Business, so you can avoid data loss from human error or malicious deletion. It can also help you move data from one cloud to another, so it's good for your cloud storage management needs.
Another good option is Dropbox, which offers a secure and reliable way to store and share files. With protected file storage, version history, password protection and automated workflows, Dropbox is a good choice for collaboration and data protection. It also offers a range of plans, including a Business plan geared for teams, so your data is protected and easily accessible on multiple devices.
If you want something more AI-infused, Dokkio offers a unified interface that spans cloud-based files across multiple services like Dropbox, Google Drive, Gmail, Box, Slack and OneDrive. Its features include multi-search, auto-categorization and document summarization, which can help teams collaborate on files and emails. Dokkio is geared for productivity and can be used through web, mobile web, desktop and browser extensions.