Whether your business is small, medium or large, npower has a number of different plans to choose from. The company offers a wide variety of tariffs, with rates fixed for a contracted period. npower can provide services to businesses of any size, even those with multiple sites that operate in a number of different countries. They also provide their SmartStart service to small and medium sized businesses, which is aimed at helping you to increase energy efficiency, and consequently cut your energy expenditure. Most of their quotations are provided manually, with rates dependant on the consumption trends of your business.