GTS

GTS Central Europe is a multi-layered infrastructure-based provider of integrated telecommunications solutions for Central and Eastern Europe, that provides fixed voice, data, IP, MPLS and broadband services primarily targeting business customers, as well as services for other telecom carriers, mobile operators and content providers, using its own regional fiber network. GTS CE has been performing a set of acquisitions and consolidation over the last years, operating now in Poland, Slovakia, Czech Republic, Hungary and Romania.

Orga Systems

International wireless carriers know Orga Systems as a leading provider of trendsetting real-time billing solutions. Tailored systems, based on flexible, high-quality products, are our answer to the questions that will be asked by the global telecommunications industry of tomorrow. For over 20 years international wireless carriers have trusted Orga Systems as a provider of groundbreaking real-time billing systems.

Download case study: Orga Systems' convergent billing system deployment in a CIS mobile operator 

Polkomtel

Polkomtel S.A. is one of three major mobile operators in Poland. The operator has established a reputation as an innovator in its field, delivering advanced GSM technology-based services to its customers ahead of all its competitors. The network's customers were the first in Poland to use HSCSD high speed data transmission as well as GPRS and EDGE packet data transmission and also the first to use the full range of services relying on advanced mobile technologies, UMTS included. Plus, one of the brand names Polkomtel operates under offers the most extensive 3G coverage in Poland. The company currently has over 13 million customers across the country.

Vodafone

Vodafone Romania, a subsidiary of Vodafone Group Plc., had more than 9,500,000 customers, as of 30 September 2009. Vodafone is the world's leading international mobile communications group with approximately 323 million proportionate customers as at 30 September 2009. Vodafone currently has equity interests in 31 countries across five continents and around 40 partner networks worldwide.

Comverse

Comverse is the world's leading provider of software and systems that enable multimedia network based enhanced services. More than 450 communication service providers in more than 125 countries use Comverse call completion, messaging, content and billing solutions to increase revenues, strengthen customer loyalty, and improve operational efficiency.

Acision

Acision is the world's leading messaging company, providing communication solutions for over 300 network operators and service providers globally. As the messaging partner of choice, its proven products and services, experienced people and leading service innovation allow organizations to meet the challenges in today's converging telecommunications market.

XoX

XOX, Asia’s first generation regional integrated telecommunications service provider wanted to exploit the local market and to become the first convergent MVNO in SE Asia. Computaris built a solution based on Highdeal’s world leading pricing and rating platform and Teligent Telecom’s solution for IN and VAS.  

Download case study: XoX successfully upgraded to Computaris' Convergent Charging System

Sicap

Sicap's pre-paid billing system had been deployed at a Tier 1 mobile operator in Romania since 1997. A major new release was needed in order to allow rapid deployment of new innovative services in a cost-effective way. Sicap relied on Computaris, as their long term trusted partner, to support the very challenging task of implementing and supporting the pre-paid billing system's new release.

Download case study: Sicap's pre-paid billing system upgrade and support at a leading Romanian mobile operator.