Writing
Articles on startup cooperation, open innovation and the startup ecosystem, from 2015 onwards.
Startup mentor & startup advisor experiences especially in the environmental context (Cleantech, Greentech, Circular)
Please find a list of great companies and startups here, that I have been either working with or mentored / coached. If you would like an intro to them or have any…
Stock-listed startups from Europe (incl. Ex-Startups)
For everybody interested in the longterm performance of European stock-listed (Ex-) startups and for persons considering investments in them – the following list should…
German Unicorn Startups mainly in Berlin, Munich and Frankfurt
The German startup magazine Gründerszene published research on unicorn startups (startups valued at more than one billion US dollars), listing 25 startups in Berlin,…
Global Tech Stocks Historic Charts
For everybody interested in the long-term performance of global tech stocks and for persons considering investments in them, the following list provides an overview of…
German startup stock list (incl. Ex-Startups)
For everybody interested in the longterm performance of German startups and for persons considering investments in later stage startups that are stock market listed the…
Open Innovation with start-ups and Artificial Intelligence start-ups in San Francisco & the Bay Area
At the end of February I traveled to the Bay Area (Europeans frequently call it Silicon Valley) to learn more about Open Innovation of companies and start-ups as well as…
Artificial Intelligence Start-ups in Germany, Austria and Switzerland (AI)
This article is intended for everyone interested to learn more about artificial intelligence start-ups, their business cases and application fields. The topic is very…
Startups and the Mittelstand: flash in the pan or a real driver of digital transformation?
On 20 June 2016, the Digital Talk series of the Cologne Chamber of Industry and Commerce (IHK Köln) asked: are startups a flash in the pan, or lasting momentum for the…
How do Start-ups Recognize the Value of External Knowledge and Acquire it? A Study on Absorptive Capacity in B2B Start-ups
How do young B2B startups learn from external knowledge? My master's thesis at the University of Twente (2015) looked at the early stages of absorptive capacity –…
Entrepreneurial video collection – for entrepreneurs
A personal collection of talks and short films about the entrepreneurial mindset – from motivation and business model design to founders and startup ecosystems.…
Video collection – innovative video clips
Clips that transfer knowledge in a novel way – on creativity, motivation and digital change. Collected since 2012 and checked in November 2026. Videos are hosted by…