Besides Amazon.com Elastic Computing Cloud (EC2), as noted by Andrew Walkingshaw, [1] a Forrester report lists these commercial cloud computing companies/services [2]:
. Akamai - Application Peformance Services (http://www.akamai.com/html/solutions/index.html)
. Areti Internet - Virtual Hosting (http://www.areti.net/services/virtual-hosting.html)
. Enki - Computing Utility (http://www.enkiconsulting.net/computing-utility/)
. Fortress ITX (http://joyent.com/accelerator)
. Joyent - Accelerator for Applications (http://joyent.com/accelerator)
. Layered Technology - Grid Layer (http://www.layeredtech.com/hosting-solutions/virtual-grid-utility-computing.php)
. Salesforce.com (http://www.salesforce.com/company/news-press/press-releases/2008/01/080117-2.jsp)
. Terremark - Infinistructure (http://www.terremark.com/technology-platform/infinistructure.aspx)
. XCalibre - FlexiScale (http://www.flexiscale.com/)
Among companies that offer entire clouds are IBM, Dell, and Sun Microsystems. Gartner comments on IBM's cloud in [3].
Besides Amazon.com Elastic Computing Cloud (EC2), as noted by Andrew Walkingshaw, [1] a Forrester report lists these commercial cloud computing companies/services [2]:
[1] Andrew Walkingshaw: "The cloud" - on-demand distributed computing power. Science X2. May 10, 2008. http://sciencex2.org/en/node/17836
[2] TechJunkie: More About Cloud Computing. March 12, 2008. http://www.computer-schools.org/hardware/getting-to-understand-more-about-cloud-computing
[3] David W. Cearley & Tom Austin: IBM Moves Toward a 'Cloud Computing' Infrastructure. Gartner, Nov 20, 2007. http://www.gartner.com/DisplayDocument?id=548520&ref=g_sitelink