Carbonite - Unlimited online backup for one flat fee. Free trial, no credit card required.
ManageWP - ManageWP is a service for bloggers, site owners and web based companies helping them manage multiple WordPress sites from one dashboard.
Backup Exec - Backup Exec provides simple, complete backup and recovery protection for your business, to cover all data wherever it resides. Try free for 60 days.
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.
Backblaze - Backblaze's remote backup automatically backs up your data to our secure datacenter.
WorldPosta - Your haven in the cloud