Karsten Marquardsen

HINSTORFF Verlag GmbH is a German company that publishes photography and travel books. The private company is based in Rostock, Germany. The CEO of the company is Ansgar Heise.

Part of Heise Gruppe GmbH & Co. KG, Preisvergleich Internet Services AG is a price and product comparison portal based in Vienna, Austria. The Austrian company offers a wide range of products and services, including hardware, telephone, photo & TV, audio & hifi, household, drogerie, sport & freizeit, hardware store & garden, auto & motorrad, toy & model building, films, software, office & school, and various land choose eu. The company was founded in 1997 by Marinos Yannikos. Preisvergleich Internet Services was acquired by Heise Zeitschriften Verlag GmbH & Co. KG on May 07, 2014.

Heise New Media GmbH provides investment services. The private company is based in Hannover, Germany. The CEO of the German company is Ansgar Heise.

Heise & Dumrath Medien GmbH & Co. KG operates as a holding company, which engages in the publication and distribution of directories. It also focuses on online media, company manuals, and government guides. The company was founded on July 1, 2016 and is headquartered in Hannover, Germany.

Heise Medien GmbH & Co. KG engages in the publication of paper and online magazines about IT technology. Its publications include titles such as c't, iX, and Technology Review. The firm's online presences include the online magazine Telepolis, and heise online. The company was founded in 2002 and is headquartered in Hannover, Germany.

Heise Austria GmbH engages in the publication business through print media, new media, and Internet. The company was founded on July 29, 2004 and is headquartered in Vienna, Austria.

Part of Heise Gruppe GmbH & Co. KG, Verlag für Telekommunikation Nord GmbH is a publishing company based in Rostock, Germany. Verlag für Telekommunikation Nord GmbH publishes telephone directories, magazines, and books. The German company was founded in 1991 and the CEO is Ansgar Heise.

Heise RegioConcept GmbH & Co. KG engages in the provision of web design and ad campaign services. It offers services, which include Google ads and search engine optimization, app development, call tracking, as well as banner and video advertising on Youtube. The company was founded in 1963 and is headquartered in Wels, Austria.

Heise Medien Geschäftsführung GmbH is a private company based in Hannover, Germany. The CEOs of the German company are Ansgar Heise, Alfons Schräder. The company provides administration and management services.

Heise Gruppe GmbH & Co. KG engages in the publication and distribution of directories, magazines, as well as online journals. The firm operates through the following segments: Directory Media, Content Media, and Shopping Portals. The Directory Media segment comprises telephone directories, corporate manuals, government agency directories, and online marketing products. The Content Media segment includes computer, technology, and online magazines. The Shopping Portals segment offers price comparison platforms. The company was founded by Heinz Heise on June 19, 1949 and is headquartered in Hannover, Germany.

Part of Heise Gruppe GmbH & Co. KG, Verlag Heinz Heise GmbH & Co. KG is a German publishing company. The company is based in Hannover, Germany. The CEO of the company is Ansgar Heise.