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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
In Your Face App: From 3€ Meeting Reminders to $8,500 MRR in Florence
"Happy Bootstrapping" Volume #29
Oct 6
•
Andreas Lehr
1
September 2025
MARO: How Two 20-Year-Olds Bootstrap a €5,000 Espresso Machine
Volume #29 of "Happy Bootstrapping" Newsletter
Sep 30
•
Andreas Lehr
stagetimer.io Doubles to 20k MRR: Lukas' Learnings on AI, Employees, and Sales
Volume #28 of "Happy Bootstrapping" Newsletter
Sep 26
•
Andreas Lehr
An Advent Calendar Full of Startups: The Adventsome Story
Volume #27 of "Happy Bootstrapping" Newsletter
Sep 23
•
Andreas Lehr
Fonio.ai: How Daniel Keinrath won 1,700 Customers in 10 Months with His Phone AI
Volume #26 of "Happy Bootstrapping" Newsletter
Sep 19
•
Andreas Lehr
Sapori Sardi: How Paola and Patrick Bring Sardinian Delicacies to Germany
Volume #25 of "Happy Bootstrapping" Newsletter
Sep 16
•
Andreas Lehr
appointmed: How Patrick Inzinger Manages 2,500 Therapists with 7.5 People
Volume #24 of "Happy Bootstrapping" Newsletter
Sep 10
•
Andreas Lehr
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