UK is the developed country and having the 6th largest economy in the World. London is the capital of the United Kingdom. The UK service sector has grown eventually by the financial and service sector in UK. There are also wide growths in the business of the companies like rockspace, Hostway, dedipower, 1&1, CWCS, heartinternet etc are the companies in the UK. In UK largest concentration of foreign bank branches in the world like Docklands, HSBC, Barclays Bank, headquarters of the Royal Bank of Scotland Group, one of the world's largest banks. Rockspace world?s leader and specialist in , Rackspace is changing the way businesses worldwide buy IT. Rackspace delivers computing-as-a-service, integrating the industry?s best technologies into a flexible service offering, making computing more reliable and affordable. The companies like XILO Communications Ltd, Ultimate Web Hosting, Santrex Internet Services, etc are companies offer service in the London. The London provide the service and support, and wide range of hosting plans make them the perfect solution for their business, no matter what the size.