Mardia Niehaus

Part of Deutsche Telekom AG, Deutsche Telekom North America, Inc. is a company that wholesales communication equipment. The company is based in Red Bank, NJ.

Part of Deutsche Telekom AG, GTS Polska Sp Zoo is a Polish company that provides IT security services such as Security Operations Center to ensure the safety of their clients' infrastructure. The company is based in Warsaw, Poland. The company also offers a Virtual Data Center that operates on an Infrastructure as a Service (IaaS) model, providing a flexible and secure IT environment. Additionally, they provide VPN as a Service to enable secure remote access to company data. Piotr Sieluk has been the CEO of the company since 2008.

Founded in 1999, Deutsche Telekom IT GmbH is a German software development company that develops software applications. The company is based in Bonn, Germany and is a subsidiary of Deutsche Telekom AG.

T-Mobile Czech Republic a.s. provides telecommunications services. The company offers mobile telecommunication services, internet, television, mobile phones, tablets, laptops and modems. The company was founded on February 15, 1996 and is headquartered in Prague, Czech Republic.

DT Asia Investments Ltd. is a blank check company, which engages in the acquisition, reconstruction, amalgamation, purchase of assets and related business. The company was founded on April 8, 2014 and is headquartered in Hong Kong.

T-Systems South Africa (Pty) Ltd. provides integrated and secure network, cloud, Salesforce, and SAP solutions. The company is headquartered in Johannesburg, South Africa.

GTS Poland Sp zoo provides telecommunications services. The company was founded in 1997 and is headquartered in Warsaw, Poland.