Claudia Amier

Operational Services GmbH & Co. KG is an information technology services provider. The joint venture company is based in Frankfurt, Germany. Frank Oidtmann has been the CEO of the German company since 2005.

Vereinte Dienstleistungsgewerkschaft is a trade union based in Germany. The German company provides information on current issues in society, business, politics, culture, and trade union issues through its publication, Ver.di Publik, which appears eight times a year. Ver.di is an expert in good work, fair wages, work-life balance, equal rights, and more. The company takes the time to answer questions and discuss topics in online meetings with its members. Ver.di positions itself with resolutions, declarations, and statements on legislative initiatives and much more. Ver.di TV provides surveys, backgrounds, portraits, reports, and more on the world of work and society.

Part of Fraport AG Frankfurt Airport Services Worldwide, FRA - Vorfeldkontrolle GmbH provides air transportation services. The private company is based in Kelsterbach, Germany.