The Top 20 Cloud Infrastructure Vendors Of 2011

Amazon Web Services got the cloud infrastructure ball rolling four years ago, offering an Infrastructure-as-a-Service and killing the need for servers and, in-turn, data to be on-site. With that, dubbed Elastic Compute Cloud (EC2), Amazon set the table and in just a few years, dozens, if not hundreds, of companies clamored for a seat. While everyone does the infrastructure component a bit differently, the mission is clear: Cut costs, reduce space constraints, lower management overhead and offer scalable compute capacity on-demand at a figurative, and sometimes literal, flick of a switch.

Here are 20 cloud infrastructure vendors that are making the infrastructure game their own and altering the way IT is consumed.

Also, keep an eye out for the top 20 cloud platform, software and apps, storage and security vendors.