Erwin Greiner

Part of Deutsche Telekom AG, Debis Systemhaus GmbH is a German company that provides software, solutions, system integration, and related computer services. The company is based in Stuttgart, Germany. Debis Systemhaus was acquired by Deutsche Telekom AG from Mercedes-Benz Group AG on January 11, 2002.

PricewaterhouseCoopers AG provides accounting services. It services include transactions, financing and investment, restoration, restructuring and forensic services, strategy, organization, processes and systems, financial accounting, reporting and auditing services and regulated industries. The company is headquartered in Frankfurt, Germany.

Syzygy Media GmbH provides online marketing services. It offers search engine advertising and optimization, mobile marketing, auditing, and consultation. The company was founded in April 2003 and is headquartered in Hamburg, Germany.

Unique Digital Marketing Ltd. operates as a online digital media agency. It offers strategy and planning, earned media, biddable media, content and creative, consultancy and data services. The company was founded in 1999 and is headquartered in London, the United Kingdom.

Part of WPP Plc, Hi-ReS is a creative agency. The private company is based in London, UK. Hi-ReS was acquired by SYZYGY AG on March 31, 2008.

Syzygy UK Ltd. provides digital agency services. The company was founded on July 13, 1994 and is headquartered in London, the United Kingdom.

Part of WPP Plc, Syzygy Deutschland GmbH is a consulting and implementation partner for transformation in marketing. The private company is based in Frankfurt, Germany. The CEOs are Frank Ladner, Felix Schröder, Jan Bach. The German company was founded in 1995.

Diffferent GmbH is a German company that provides integrated marketing communications services. The company is based in Berlin, Germany and has subsidiaries in Germany. The CEOs are Erwin Greiner, Kristina Bonitz, Alexander Kiock. The private company was founded in 1997.