Kieran Kelly

Tango Telecom Ltd. provides data monetization solutions for evolving mobile networks. It offers advanced messaging, real-time charging and policy control solutions which enables the voice, data and content services. The firm develops and delivers evolutionary network technologies on a single platform. The company was founded by Colm Ward, David Mullin, Kay Mulqueen and Kieran Kelly in 1999 and is headquartered in Limerick, Ireland.

The Group's principal activities are the development and marketing of telecommunication systems to teleoperators and other service providers. The Group operates in two segments: Messaging Solutions and Charging Solutions. Messaging caters to fixed and mobile network operators worldwide, its new products including Interactive Voice response Application Server, a multipurpose Media Server and a family of voice and video communication services. Charging includes convergent charging real-time voice and data charging solutions, as well as flexible and versatile real-time IP multimedia, charging, balance management and speech control solutions.The Group operates in Europe, Middle East, Africa, Asia Pacific and the Americas.

Infinera Optical Holding, Inc. designs and develops telecommunications networking products. The firm serves telecom service providers, independent operating companies, multiple system operator cable companies, enterprises and government agencies. The company was founded by Michael J. Birck in 1975 and is headquartered in Naperville, IL.