The cloud was made for storage. At its core, the cloud offers a nearly infinite space to store data, whether it’s for backup, business continuity, disaster recovery or any of the other myriad reasons. And for solution providers, offering Storage-as-a-Service, or offering the ability to back up or store data via the Internet, is creating a host of new opportunities. The ability to expand or scale back storage capacity on a whim is a powerful proposition, and solution providers and enterprises want to ensure they’re trusting their data to the right cloud storage vendor.

Here we take a look at 20 companies that do cloud storage, and do it well. Also, keep an eye out for the top 20 cloud infrastructure, software and apps, platform and security vendors.