Achim Berg

General Atlantic LLC (General Atlantic) is a private equity firm founded in 1980 by Charles F. Feeney. The firm is headquartered in New York.

T-Mobile USA, Inc. engages in the provision of wireless voice, messaging, and data services. It offers different plans for phones and tablets. The company was founded by John W. Stanton in 1994 and is headquartered in Bellevue, WA.

Bertelsmann SE & Co. KGaA engages in the provision of services related to media and education. It operates through the following segments: RTL Group, Penguin Random House, Gruner + Jahr, BMG, Arvato, Bertelsmann Printing Group, Bertelsmann Education Group, and Bertelsmann Investments. The RTL Group segment specializes in radio and television production. The Penguin Random House segment publishes books. The Gruner + Jahr segment focuses on magazines. The BMG segment engages in music production. The Arvato segment offers technology services. The Bertelsmann Printing Group segment unites the printing activities of the Bertelsmann Group. The Bertelsmann Education Group segment encompasses the overall education business. The Bertelsmann Investments segment comprises start-up and fund investments. The company was founded by Carl Bertelsmann in 1835 and is headquartered in Guetersloh, Germany.

arvato AG provides media and communication services. It offers after sales solutions which include repair and refurbishment services and ReCommerce lifecycle management services; corporate information management services, such as after sales information management, marketing procurement management, physical, and digital manuals. The company was founded in 1835 and is headquartered in Gütersloh, Germany.

T-Com provides telecommunications services to the carrier's fixed-line telecommunications network in Germany. It provides international carrier services, terminal equipment and data communications services and offers services to residential customers and small to midsized businesses. It also provides Deutsche Telekom's fixed-line network infrastructure services and offers these services to other telecom carriers. The company is headquartered in Bonn, Germany.

Microsfot Deutschland GmbH is a distributor of software products. It offers operating systems for computers and mobile phones, cloud services, and programming services. The company was founded in 1983 and is headquartered in Unterschließheim, Germany, with offices within the country.