# Top 5 Mobile Apps Angel Investors in Austria in May 2026

## Johann "Hansi" Hansmann
- Type: Angel
- Location: Vienna, Wien, Austria
- Relevant deals: 2
- Stages: Seed, Angel, Pre-Seed
- Focus: Health Care, Fitness, Software

Dr. Johann ‘Hansi’ Hansmann was born in Austria and studied economics in Vienna. He spent the major part of his professional life working as an executive in the pharmaceutical industry in Austria, Germany, UK and Spain. He gathered several years of entrepreneurial experience running successfully his own pharmaceutical company in Spain afterconducting a management buy-out of a big pharmaceutical plant, making an exit in 2003. Since this time he is active as investor and business angel. He currently holds investments with a geographical focus on Austria, Germany, UK and Spain both internet and in the health industry. He led Runtastic, shpock, mysugr and just recently durchblicker and Busuu to extraordinary exits. He was president of the ‘Austrian Angels Investors Association’ until 2021, was awarded 'Best European Early Stage Investor' in 2016 by eban.org and is now based in Vienna and tries to find spare time to ride his mountain bike.

## Rene Giretzlehner
- Type: Angel
- Location: Austria, Pangasinan, Philippines
- Relevant deals: 1
- Stages: Angel, Seed
- Focus: Software, Apps, Dating

Rene Giretzlehner

## Christian Kaar
- Type: Angel
- Location: Austria, Pangasinan, Philippines
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Apps, Software, Information Technology

Christian Kaar

## Bernhard Niesner
- Type: Angel
- Location: London, England, United Kingdom
- Relevant deals: 1
- Stages: Seed, Angel
- Focus: Software, Apps, Energy Management

Bernhard Niesner is the CEO and Co-Founder of busuu – the world´s largest social network for language learning with more than 35m users. busuu provides language courses in 12 different languages combined with direct interaction with native speakers from the community. The London-based start-up received several awards and was named “Best EducationStart-Up in 2011” by TechCrunch. busuu is backed by renown business angels like Martin Varsavsky and received investment from PRO-Founders Capital.Before founding busuu, Bernhard worked at Roland Berger Strategy Consultants. In addition to busuu, he is Associated Professor at IE Business School in the area of online marketing.Bernhard graduated summa cum laude in International Business from the University of Vienna and holds an MBA (with honors) from IE Business School. In 2009 he was awarded “Entrepreneur of the year” in Austria.

## Alfred Luger
- Type: Angel
- Location: Austria, Pangasinan, Philippines
- Relevant deals: 1
- Stages: Seed, Angel, Pre-Seed
- Focus: Software, Apps, Information Technology

Alfred Luger - Co-Founder, CFO & COO @ Runtastic

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