• We are extremely happy with the colocation at *um: Great datacenter and a core infrastructure with sophisticated, state-of-the-art technology. *um is always our first point of contact for all our DC projects.

    – Enrico Kern, Lead System Engineer at glispa GmbH

Audi AG

The Audi AG is a German automobile manufacturer from Ingolstadt, Bavaria. The Company belongs to the Volkswagen Group.

Deutsche Post Direkt GmbH

Deutsche Post Direkt provides the full range of products and services within address management − from address cleansing, enhancement and -analysis to leasing target group addresses.

Delivery Hero

Delivery Hero is an online food-ordering service operating in more than 30 countries all over the world.

Gebr. Heinemann

Gebr. Heinemann is a modern Hanseatic trading house that provides the international travel market with professional solutions – as a distributor, retailer and logistics expert.

Metro Group

Metro AG, otherwise known as Metro Group, is a German global diversified retail and wholesale/cash and carry group based in Düsseldorf. It is one of the largest retailer in the world measured by revenues.


Maxdome one of Germany’s most popular online-video stores. Costumers can watch films, series, documentaries and live events. The video portal belongs to the media company ProSiebenSat.1 Media SE.


PARSHIP is one of the largest online dating services in Germany. Millions of people are looking for with PARSHIP a new partner. The Company was founded in 2000 and has its headquarter in Hamburg.

Porsche Austria

Porsche Austria is a customer of The unbelievable Machine Company.


Nokia is a telecommunications company from Finland. The company offers through the subsidiary of Nokia Networks equipment for telecommunications networks, as well as various internet services.

Samhammer AG

Samhammer AG is an internationally operating full service provider with innovative solutions in e-commerce, call centers, Terminal Service, Helpdesk and Service Consulting.


As the most powerful platform for search and content performance, Searchmetrics offers its customers insightful analysis and targeted recommendations to sustainably increase the visibility, traffic and sales to their websites.


BAWAG P.S.K. was founded in 2005. In terms of total assets, it is the fourth largest bank in Austria.


Easybank is Austria's largest direct bank with the services of a universal bank and a pioneer in digital banking services.

Raiffeisen Software

Raiffeisen Software is the IT service company of the Raiffeisen Banking Group Austria. With over 50 years experience in the development of IT solutions, it ist one of the leading IT service companies in Austria.


win2day is Austria's first address for online casinos, lotto, euromillions, sports betting, poker and more. Whether at home at the PC or mobile with tablet and smartphone: Austrian lotteries and casinos Austria present with win2day.at domestic game pleasures.


nugg.ad is the first place to look for help with target group-specific online advertising!


eMerchantPay is the trusted global leader for international online payment processing gateway services, with customers spanning the globe.


The web service Berlin.de is operated by the BerlinOnline Stadtportal GmbH & Co. KG, a joint venture of the BV Deutsche Zeitungsholding, the Landesbank Berlin AG and the Berliner Volksbank.


The taz is a German national daily newspaper from Berlin. For over 30 years taz and now taz.de has stood for independent journalism and critical counter-publicity.

Deutsche Welle

Deutsche Welle is Germany’s international broadcaster: online, on-screen and over the air.

Antenne Bayern

ANTENNE BAYERN is a private radio station based in Ismaning, Bavaria. The station offers a full program with the elements music, information, entertainment and services.


t3n is the print and online magazine for news and articles on open source, Web 2.0, e-commerce, TYPO3, CMS, PHP and Linux.


B.Z. is the largest newspaper in Berlin and has been appearing for more than 130 years, day after day. The B.Z. presents news with a strong regional bond, reporting, sports, culture and scene tips from Berlin and Brandenburg.


Gründerszene is the magazine for internet startups and those interested in the sector.


More than just E-Mail-Marketing. As one of Europe’s market leaders, optivo offers a modern and efficient cloud solution for automated, sales-boosting one-to-one dialogue to customers.


myToys.de offers it all: a huge selection of products, great customer service and the best value – all online! You can find more than 100.000 products for kids and families, starting with the early essentials for babies and toys right through to colouring books, stationery and favourite characters.


GameDuell – as seen on TV: Online gaming for young and old!


With over one million articles for hire, erento.com is the biggest online rental marketplace.


At dooyoo.de, visitors and members can find the most important information on potential purchases, whether it’s their everyday shopping or bigger buys. The consumer portal combines user reviews and impartial product descriptions with links to low-price suppliers.


MAGIX is a leading international provider of high-quality software, online services and digital content for multimedia communications.

Ein Herz für Kinder

"Ein Herz für Kinder" is an international relief organization. Every cent of your donation goes directly to aid projects for children.