Top 5 Retail Angel Investors in Austria in September 2025

Last updated: Sep 2025 A list of 5 angel investors that invest in Retail startups based in Austria. We rank investors based on the number of investments they made in Retail companies from Austria. We update this investor list every month.

Top 5 Retail Angel Investors in Austria in September 2025

Investor	Retail Austria investments
Michael Brehm	2
Heissam Hartmann	1
Axel Kühner	1
Max Schnoedl	1
Thomas Bittinger	1

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Michael Brehm is one of the biggest names in the German startup scene. Having sold companies to Google and eBay, taken one company public, and started an investment company (Redstone), Brehm has had the right instinct for future trends and has built multiple businesses to disrupt the status quo.During the early 2000s, he was Executive Directorand Investor at the social network startup VZ-Netzwerke, as well as co-founder of Rebate Networks, which became one of the two largest global e-commerce platforms, positioning Brehm as an expert at not only seeing but also driving a business, during significant global market transitions.One of his more recent ventures is i2x. Since 2017, Brehm has been the Founder and Managing Director of i2x, an artificial intelligence startup based in Berlin. Together with his team, Brehm is working on solving a problem that he repeatedly faced in his career: ensuring quality and delivering unprecedented customer satisfaction during every sales and service call. i2x helps companies deliver actionable insights from every customer phone call in real-time using its custom-developed voice recognition technology and AI algorithms. i2x automatically generates personalized coaching for the user that is tailored to both their speaking style and their business priorities to drive immediate results in sales and service conversations.After spending two years in stealth mode, i2x secured a €5 million seed round of financing in 2018. In 2019, i2x received €10 million as fresh capital in a Series A funding. The Berlin-based start-up is now entering additional markets and further innovating their speech analysis solution to optimize human communication and transform every customer-company relationship.Currently, Michael Brehm is back in his role as Founding Partner at Redstone, one of the most active early-stage investors in Europe.

Investment focus

Software, Machine Learning, Education
Seed, Angel, Series A
Germany, Italy, Austria

Portfolio highlights

Cobrainer — Now is the time to create remarkable careers. The AI-powered skill platform for driving internal mobility and employees' life long development. Revolutionize work and collaboration with expertise intelligence.
charly — Wir sind charlyGestartet sind wir 2016 unter dem Namen PrintPeter: Durch Unternehmenssponsoring in den Vorlesungsskripten konnten Studierende diese gratis drucken. Seitdem wächst charly stetig um neue Produkte und Tools, denn wir verfolgen laufend unsere Vision: Lernen so einfach und erfolgreich wie möglich zu gestalten, damit alle Studierendenihre Ziele souverän erreichen.Im Jahr 2019 haben wir unser Produktangebot mit digitalen Lerntools erweitert und im Jahr 2021 eine neue Phase in unserem Unternehmen begonnen: ein Community-getriebenes Lern-Ökosystem. Unsere Lösung umfasst nun eine von Studierenden gemeinschaftlich betriebene Datenbank für klausurrelevante Fragen und Antworten und ein zusätzlicher Tutoren-Sofortantwort-Service. Dank unserer Nähe zum Studi-Alltag und unseres Verständnisses für die Bedürfnisse und Verhaltensweisen, können wir - über charly media - Unternehmen crossmedial mit mehr als 2,5 Millionen High Potentials in der DACH-Region in Verbindung bringen, indem wir eine Hypersegmentierung über unsere eigenen Kanäle und unseren Partnern anbieten.
Atheneum — Empowering through expertise. Atheneum is a leading global insights platform and expert network, servicing clients across strategy consulting, the financial services, corporate firms and the life sciences.

Over 15 years experience in the Internet industry back Heissam Hartmann's solid knowledge about the online business.Prior to joining Rebate Networks as the Vice President of Eastern Europe, Heissam was Head of International Business Development at the largest German online fashion shopping club brands4friends. Before that, Heissam was CEOof the online postcard service AhaOho, which sent real postcards, and was soon successfully sold to Greetz.As the former Marketing & Business Development Director from the biggest German online video community MyVideo, Heissam, worked on new concepts for new media and video advertising within the online and media industry.He started his career as one of the first staff members at the German auction platform Alando.de, which was acquired by eBay in 1999. He grew with the company as Head of Entertainment on to the position of Senior Manager, helping to build up eBay Switzerland and Austria from the scratch.On an entrepreneurial level he co-founded various companies and, as a Business Angel, advises start-ups in building and growing their businesses. Following his passion he also co-founded fashion brands and personally supported motion pictures and music projects.As the founder of Passiontainment, he advises influential people from the entertainment & sports industries and celebrities on their internet strategies and by that, bridges the worlds between influential investors and up-and-coming startups.

Investment focus

E-Commerce, Retail, Shopping
Angel, Seed
Germany, Austria, Ukraine

Portfolio highlights

meinKauf — meinKauf/miKunu offers an innovative web & mobile platform for mobile retail marketing & brand promotions. Our services are available in Austria, Hungary and Turkey as we are about to enter another new market this year. We are proud to work with the top high street and brick and mortar as well as top FMCG companies in our activemarkets.
Inventorum — Inventorum’s software enables small retailers to manage their offline and online businesses by supporting daily processes such as point of sale and inventory management. Inventorum combines cash management, inventory management, customer support and e-commerce capability in one system.
Rubina Real Estate — A full service real estate agency based in Berlin with offices in Hong Kong, Vietnam, China, Washington and Singapore.

Axel Kühner is the CEO of Greiner. He attended VWA Stuttgart | Academy of Administration and Economics.

Investment focus

SaaS, Retail, Machine Learning
Seed
Austria

Portfolio highlights

Circly — Determining tomorrow's needs through sales figures is one of Circly's core competencies, but we go one step further:Circly develops interactive AI construction modules for retailers. Thanks to our modular concept, our users can choose the influencing factors themselves and weight them differently, so that the AI can be adapted to thecompany at any time.With Circly, the supply chain and warehouse utilization can be brought to the next level. We are about to pilot the system and are looking for retailers who are interested in case studies.Description: Machine Learning based Prediction System for the retail sector to forecast the demand in order to avoid food waste, out of stocks and overstock. Other benefits include insights into customer segments and groups, product trends, the possibility of dynamic pricing and marketing!

Max Schnoedl is an independent board director, advisor and investor.He currently serves as Chairman emeritus of Springbrook. Previously, Max was President/CEO of Springbrook and COO, CFO and CSO of Accela. In addition, he also served as Board Chair of BRZ, Deputy Board Chair of Österreichische Post and Investment Committee Member ofÖsterreichische Beteiligungs AG. Prior to that, Max served as the Vice President of Deutsche Bank in San Francisco and New York, and previously held positions in Moscow, Russia and Frankfurt, Germany. Max holds an MBA from Harvard University and a PhD from the University of Vienna, Austria.