Sigma Software is a leading global provider of innovative BSS/OSS solutions. ([ Ссылка ]) Headquartered in Toronto, Canada, Sigma Software has helped companies, across the globe, to manage and monetize their service offerings for a better customer experience. We pride ourselves as the experts on Real-Time Convergent Billing, Enterprise Product Catalog (EPC), Policy Control and Charging (PCC), Big Data Analytics and M2M/IoT monetization.

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