iSIGMA has been providing a powerful, hosted, and fully integrated web-based Customer Care and Billing solution with impressive functionality and flexibility to Retail Energy Providers, TDSPs, Investor Owned Utilities, Energy Aggregators, Co-ops and Municipals in the regulated and deregulated markets since 1997.
"As our Billing Services Vendor, iSIGMA provides the systems and infrastructure to generate tens of thousands of electricity bills every month. Since 2002, we continuously counted on iSIGMA for our billing system needs in the Texas ERCOT Market"
-A Large Texas Retailer
"iSIGMA has a team of seasoned individuals and billing application that has assisted us in growing to the 15th largest retail energy provider. iSIGMA has been a true partner in the success of Retail Energy Business"
-A Large Multi Market Retailer