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Dennis Geelen

Dennis Geelen

Author of 'The Accidental Solopreneur'

How a Lost Pair of Glasses Sparked a Billion-Dollar Brand
Jul 22, 2025

How a Lost Pair of Glasses Sparked a Billion-Dollar Brand

The startup playbook behind Warby Parker's viral launch, mission-first model, and breakout success

Dennis Geelen
Dennis Geelen
The Gaming Console That Was Never Supposed to Exist
Jul 08, 2025

The Gaming Console That Was Never Supposed to Exist

This public betrayal by Nintendo sparked Sony’s billion-dollar PlayStation empire

Dennis Geelen
Dennis Geelen
Dropbox Didn’t Start With an App, It Started With a Story
Jul 02, 2025

Dropbox Didn’t Start With an App, It Started With a Story

The viral video that turned 5,000 users into 75,000 overnight

Dennis Geelen
Dennis Geelen
The “C” Grade That Created a $90 Billion Business
Jun 25, 2025

The “C” Grade That Created a $90 Billion Business

Fred Smith’s FedEx origin story is packed with lessons in risk, resilience, and betting on yourself

Dennis Geelen
Dennis Geelen
A Random Text That Changed Everything
May 27, 2025

A Random Text That Changed Everything

How one spontaneous message led to a lifetime of love

Dennis Geelen
Dennis Geelen
From Food Stamps to $19 Billion: The WhatsApp Story You’ve Never Heard
May 20, 2025

From Food Stamps to $19 Billion: The WhatsApp Story You’ve Never Heard

The Jan Koum Story

Dennis Geelen
Dennis Geelen
He Just Wanted Better Surf Pics—Then Accidentally Built a Billion-Dollar Brand
May 13, 2025

He Just Wanted Better Surf Pics—Then Accidentally Built a Billion-Dollar Brand

The story of Nick Woodman and GoPro

Dennis Geelen
Dennis Geelen
How One Bad Business Deal Cost Her Everything—Then Made Her Millions
May 06, 2025

How One Bad Business Deal Cost Her Everything—Then Made Her Millions

Kathleen King: the accidental entrepreneur behind Tate’s Bake Shop

Dennis Geelen
Dennis Geelen
From a Nervous 10-Year-Old to the TEDx Stage
Apr 29, 2025

From a Nervous 10-Year-Old to the TEDx Stage

What I Learned About Success

Dennis Geelen
Dennis Geelen
How a Frustrated Teacher Accidentally Built a $40 Billion Company
Apr 22, 2025

How a Frustrated Teacher Accidentally Built a $40 Billion Company

The story of Melanie Perkins and Canva

Dennis Geelen
Dennis Geelen
The businesses you love were all born out of Happy Accidents — and the people who leveraged them. Learn how you can increase your luck surface area too!

Happy Accidents

The businesses you love were all born out of Happy Accidents — and the people who leveraged them. Learn how you can increase your luck surface area too!

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