SpiderOak - SpiderOak makes it possible for you to privately store, sync, share & access your data from everywhere.
Duplicati - Free backup software to store backups online with strong encryption. Works with FTP, SSH, WebDAV, OneDrive, Amazon S3, Google Drive and many others.
CrashPlan - CrashPlan for Small Business backup software offers the best way to back up and store business & enterprise data securely - offsite, onsite & online in the Cloud.
Online Vault Backup - Online Vault Backup is a cloud storage service that allows you backup your data while having unlimited storage.
Rebel Backup - Rebel Backup lets you make encrypted backups of your important files to Dropbox or Google Drive.
Backblaze - Backblaze's remote backup automatically backs up your data to our secure datacenter.