Thomas Gratz

yelster digital GmbH operates as a people search engine company. The firm provides online services for individuals, professionals, large accounts, small and medium sized companies. The company was founded by Eric Pfarl and Martin Stemeseder in 2007 and is headquartered in Vienna, Austria.

Part of Deloitte LLP (New York), Deloitte & Touche GmbH Wirtschaftsprüfungsgesellschaft is a professional services company based in Munich, Germany. The German company provides audit and assurance, consulting, risk and financial advisory, risk management, and tax services to selected clients. Deloitte is a member firm of Deloitte Touche Tohmatsu Limited, a network of member firms, and provides industry-leading services to many of the world's most admired brands, including 80 percent of the Fortune 500. The company is recognized for its successful private companies through the Best Managed Companies program. Deloitte is also exploring the latest innovations in technology, including artificial intelligence, to provide new benefits to government and safeguard against adversarial attacks.

azionare is an internet marketing services provider. It offers interactive marketing, social media services, and online services. The company was founded in 2002 and is headquartered in Bautzen, Germany.

i5invest Beratugns GmbH invests in mobile and internet businesses. It invests in Information Technology or telecommunications sectors primarily, in B2C web 2.0 businesses focusing on mobile Internet services, energy/enviromental service platforms, user-generated content or traffic solutions, directory services, healthcare platforms, home automation, and entertainment platforms. The company was founded in 2007 and is headquartered in Vienna, Austria.

Part of America Movil SAB de CV, Paybox Austria GmbH is an Austrian company that provides payment methods via mobile telephones. The company is based in Vienna, Austria.

Adverity GmbH develops marketing data analytics, reporting and ETL software. The firm offers Datatap and insights products. The company was founded Alexander by Igelsböck and Andreas Glänzer in 2014 and is headquartered in Vienna, Austria.

tripwolf GmbH provides online travel guide services. The firm's application is also available on mobile phones as a travel application. It combines traditional travel information from travel guides such as 'Marco Polo' and 'Footprint' with up-to-the-minute, high-quality travel tips from thousands of travelers from around the world. The company was founded in 2008 and is headquartered in Vienna, Austria.

startup300 AG /Venture Capital/ (startup300) is the venture capital division of startup300 AG. The firm was founded by Michael Eisler and Bernhard Lehner in 2016. It is headquartered in Linz, Austria.