The stoney cloud from stepping stone GmbH can be found in the list as well.
As one of the smallest companies, stepping stone GmbH offers in the public cloud the infrastructure services: virtual server, storage, backup and monitoring. Additional, stepping stone GmbH offers private cloud IaaS, Software as a Service and storage as a service with on-demand self service. Access and possibilities offers the stoney cloud, like the big players, through Root Access and API-Acces.
The German article can be found online on the Swiss IT Magazine Homepage or here in portable document format (PDF).