I’m an international speaker in the area of startups and digitization. My favourite feedback is: “I learned something that helped me immediately!”


Coaching is not about telling you what to do or not to do, but about asking the right questions. Let’s do some numbers crunching and go forward!


You want to go deeper? Setup/improve your pitch deck, financial planning or KPI framework? Or need a crash course in how to negotiate with investors? These workshops are for you!

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Order the new book that I've written on the process from pitch to the investor deal now, together with "Die Höhle der Löwen".

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Speaker & Coach

Ruth Cremer

One thing led to another. Mathematician, former investment manager, university lecturer, advisor of “Die Höhle der Löwen” (German Shark Tank): My passion for innovation and startups led me to work with far more than 1000 of them - and also many investors - all over the world. I strive for excellence and sustainable growth, not superficial show effect and empty promises.


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    Jim Rohn

    Success is a
    numbers game

    My articles explain more about the importance of numbers when negotiating with investors.

    Zeedz: Why games are all about numbers #DHDL

    The current season of "Die Höhle der Löwen" came to a brilliant conclusion with a mega deal for "Zeedz". And this despite the fact that investments in a game are considered quite difficult and many investors rule them out completely. What is so special here that everything seems to be different?

    BIOTherma-Pad: Is there a “wrong phase” for finding investors? #DHDL

    Founder Friederike Freifrau von Rodde ventured before the lions with her BIOTherma-Pad. However, she had to admit that the product was not yet ready. How can you still convince investors, even if you're a bit early?

    TheBlood: Economies of scale or high scalability? #DHDL

    Women's health is a huge market that is only just being de-tabooed and tapped. The start-up TheBlood, which appeared on "Die Höhle der Löwen", has also set out to push this further. But is their model really as "highly scalable" as they claim?

    Urban Challenger: Why many investors like repeat founders #DHDL

    For most early-stage founders, it is super impressive when they hear that someone has sold their startup for a large sum. But is someone like that still suitably motivated for their next start-up? The opinions of the TV lions are not the only ones that differ.

    natch: When can you base a rating on a forecast? #DHDL

    In the third episode of the current season of "Die Höhle der Löwen" there was once again plenty of criticism of a rating. But the founders had actually come up with a derivation. Why was this not convincing?