Sigma Systems is the global leader in service fulfillment. Its solutions let communications service providers deliver more integrated service offerings to customers across any network, on any device, at any time. Sigma bundles voice, video, broadband, content, mobile and commercial services through carrier-grade service fulfillment solutions built on a standards-based platform that has been proven across more than 50 deployments worldwide. In the accelerating world of digital and IP-based services, Sigma delivers what customers want at the push of a button.