Pivotal Cloud Foundry was used by several companies to improve their platforms and operations: 1) A Swiss retailer used Pivotal CF as a web platform, allowing dynamic scaling for over 250,000 users compared to 30,000 previously on custom hardware. 2) A German industrial company used Pivotal CF as a service platform, providing standardized services and internal billing support not previously available. 3) A Swiss telecommunications company used CF as an application cloud, allowing both private and public application hosting in compliant data centers unlike previous isolated infrastructures. 4) A US healthcare company used Pivotal technology for rapid innovation, allowing modular applications and hybrid hosting compared to limited previous options.