Based on the information, our enterprise service will be ideal for you. We don't have a 250GB plan. (We have Enterprise Cloud IT 200GB plan and Enterprise Cloud IT 500GB plan, each bundles with 20 user licenses.) For 250GB, we can make a special order for you.
Please note we offer high-end Cloud IT services including remote file server, online sharing & collaboration, automatic data backup, folder synchronization, drive mapping, email backup, FTP/email/web server hosting and drop box services. All services & features are bundled for the same low prices. For more detailed information about our features, please visit:
http://www.drivehq.com/help/features/?service=all&from=all
To get a price quote, please contact DriveHQ sales directly via email or call our 800 number. We are committed to offer you the best quality Cloud IT service with the best customer support at the lowest price.