Excelergy, part of the Harris Group of companies, is a world leader in high performance software solutions that optimize the ... customer care and billing processes in competitive retail energy markets. Our flagship product, Excelergy RevenueManager, is proven world-wide and supports multiple commodities through the entire customer lifecycle — from prospecting, to customer acquisition, customer service, billing, revenue assurance — in residential, commercial and industrial markets. Excelergy RevenueManager provides a complete retail energy platform that automates customer acquisition and care, customer switching, pricing, contract execution, billing and complex billing, cash collection / dunning, settlement and e-market messaging. The software can be deployed in individual modules as needed or as a fully pre-integrated solution able to grow and scale with your future business needs. Excelergy RevenueManager is built on an open, object-oriented, web-centric, native XML technology architecture. Excelergy application programming interfaces (APIs) expose the business objects, simplifying third-party integration with other systems. read more