CSG, also known as CSG Systems International, is a publicly owned company headquartered in the US. Founded in 1994, with approximately 6,890 employees, the company reported $1.2B in revenue as of 2025. Operating as a provider of telecoms network infrastructure, CSG is a subsidiary of NEC and encompasses subsidiaries such as Kitewheel and Tango Telecom. The company specializes in business support solutions for the communications industry, offering services that include cable and satellite care and billing, content management and monetization, convergent rating and billing, mediation and data management, and wholesale settlement and routing.

2025 Revenue

Founded

1994

Headcount

5,500

Headquarters

United States

Primary Segment

Telecoms network infrastructure

Ownership

Publicly Owned

Deployments

61

News Summary:

On July 31, 2026, AviaNera Technologies, a controlled unit of CSG, began establishing a new technological center in the Central Bohemian Region of the Czech Republic to enhance its advanced propulsion systems. This follows CSG's expansion of its digital airspace management portfolio on July 28, 2026, with the launch of UpVision's MAIA software platform. The expansion aims to strengthen the Group's technological capabilities in aerospace and modern airspace management, building on its existing expertise in radar systems, air traffic management technologies, data processing software, and unmanned systems.

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CSG offers 16 products in the telecoms tech, connectivity and cloud, enterprise tech and media tech industries. CSG's product portfolio comprises of video business systems, telecoms network infrastructure, enterprise and telecoms software, bSS/OSS and enterprise cloud.
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CSG's revenues were $1.2B in 2025. Caretta Research has split CSG's revenue into 12 different product categories, the largest of which is telecoms network services and systems integration, which represents 28% of CSG's revenue.
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CSG's customers primarily consist of telecoms companies. Examples of CSG's customers include Comcast Corporation, Charter Communications and Vodafone.

Example Customers

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