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Marswalk: How Victor Founded a Gen Z Agency at 20 and Makes 5 Million Euros Revenue
"Happy Bootstrapping" Volume #40
Dec 23
•
Andreas Lehr
2
Zenbox: How Konstantin Built a Hardware Product with AI and Made 10,000€ Revenue
"Happy Bootstrapping" Volume #39
Dec 15
•
Andreas Lehr
1
Finally Freelancing: Maruan Builds Germany's Largest Freelancer Consultancy with Over 1,200 Clients
"Happy Bootstrapping" Volume #38
Dec 8
•
Andreas Lehr
2
From Silicon Valley to Heilbronn: How Oliver Hanisch Builds a Startup Ecosystem with the Campus Founders Team
"Happy Bootstrapping" Volume #37
Dec 1
•
Andreas Lehr
2
November 2025
13 Years of Clockodo: How Moritz Hofmann Reached Over 500,000 Euro MRR with 35 People
"Happy Bootstrapping" Volume #36
Nov 24
•
Andreas Lehr
1
10 Years of Silberthal: How Matthias Schnizler Reached 8-Figure Revenue with 15 People
"Happy Bootstrapping" Volume #35
Nov 17
•
Andreas Lehr
2
7.5 Years of Duschbrocken: How Johannes Built a Profitable Sustainability Brand with Solid Shampoo
"Happy Bootstrapping" Volume #34
Nov 10
•
Andreas Lehr
From Laser Physics to Seven-Figure Revenue: Nicolai Klemke Builds Neural Frames into an AI Music Video Tool
"Happy Bootstrapping" Volume #33
Nov 3
•
Andreas Lehr
October 2025
"Sitting is the New Smoking": How Johannes Kettmann Brings His Walking Pad to Kickstarter After €30,000 Investment
"Happy Bootstrapping" Volume #32
Oct 27
•
Andreas Lehr
1
$30,000 Per Month: Sebastian Röhl's Journey to Successful Indie Hacker with HabitKit
"Happy Bootstrapping" Volume #31
Oct 22
•
Andreas Lehr
2
Zyke Band: The Whoop Alternative Without Subscription
"Happy Bootstrapping" Volume #30
Oct 13
•
Andreas Lehr
4
In Your Face App: From 3€ Meeting Reminders to $8,500 MRR in Florence
"Happy Bootstrapping" Volume #29
Oct 6
•
Andreas Lehr
1
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