ExaVault - ExaVault is your Secure Cloud FTP platform -- trusted by over 5,000 companies from Adobe to Zillow. Instant setup for manual and automated transfers with a full web interface and direct FTP, FTPS and SFTP support.
CompleteFTP by EnterpriseDT - CompleteFTP is a secure FTPS and SFTP server for Windows.
SmartFile - Secure file sharing & FTP hosting for the enterprise.
SolarWinds Serv-U - SolarWinds Serv-U is a web-based, secure file transfer solution.
Couchdrop - Couchdrop moves files to the cloud. The Cloud SFTP, FTP, SCP and Rsync server that works with Storage like Dropbox. Up and running in seconds. Fully hosted service. No worries.
Progress WS_FTP - Progress WS_FTP is a robust FTP server solution that enables you to keep an eye on transfer details and security, accelerate file transfers, and protect your data with advanced settings and controls.