Here is a firm that provides excellent cloud hosting solutions:
Sozo Hosting provides enterprise Windows Cloud Hosting solutions. Each windows cloud server performs exactly like a stand-alone server with its own applications and users. The Windows Clould Server can be rebooted independently and has its own root access, users, memory, processes, files, applications, system libraries, IP addresses and configuration files.
Some of the benefits of Windows Cloud Hosting are that you can very rapidly add additional memory, processing power, disk space and additional systems as needed to your cloud environment
For more information, click on this link: http://www.sozohosting.com/the-cloud/windows-the-cloud.cfm