Petra Vorsteher

Hamburg@work eV operates as a business network of the digital and media industry dealing with content and technology. The company is headquartered in Hamburg, Germany.

Smaato, Inc. provides mobile advertising solutions. It offers real-time bidding, ad exchange, and supply side platforms. The firm operates a publisher portal, which enables clients to create and manage ad spaces for their application or mobile site, download software development kit for different platforms and view additional documentation. It offers its advertising platform to mobile publishers, developers, ad networks, and operators. The company was founded by Ragnar Kruse, Harald Neidhardt, and Petra Vorsteher in 2005 and is headquartered in San Francisco, CA.

Intershop Communications, Inc. provides e-commerce software solutions. The company is headquartered in San Francisco, CA.

Mathematica, Inc. provides research and consulting services. It operates through its subsidiaries. The company is headquartered in Princeton, NJ.

Smaato Holding AG operates as a holding company with interest in providing open mobile advertising platform services. The company was founded by Ragnar Kruse, Petra Vorsteher and Harald Neidhardt in 2005 and is headquartered in Hamburg, Germany.