ShareFile has released a Technology Preview for on-premise storage zones.
Flexible data hosting options that strengthen security and optimize user performance
The new On-Premise StorageZones option provides exceptional value to IT and end users:
Flexible – Store data on-premise, on Citrix-managed cloud storage, or combination of both
Secure – Meet unique security, data sovereignty, and compliance requirements
Optimized – Enhance user performance by storing data in close proximity
You can read more about this here (and download the software).