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  1. My First Million
  2. 3 killer businesses hiding in plain sight
3 killer businesses hiding in plain sight

3 killer businesses hiding in plain sight

My First Million · Aug 12, 2026

Discover killer businesses hiding in plain sight, from lab monkeys to dental AI. The key is the art of 'noticing' to find profitable gaps.

Billion-Dollar Businesses Exist in Unsexy Niches like Conveyor Belt Treads and Blue Dye

Entrepreneurs often overlook massive opportunities in non-obvious industries. The world is full of "hidden in plain sight" businesses, from manufacturing pencil lead to industrial dyes, where competition from traditionally "smart people" is low.

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3 killer businesses hiding in plain sight

My First Million·2 months ago

Paul Graham's Formula: Follow Your Excitement to a Field's Frontier to Find Gaps

To do great work, let genuine interest be your guide. This leads you to the edge of a field where knowledge is thin and problems are unsolved. Only at this "frontier" can you spot the gaps that become breakthrough opportunities for innovation.

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3 killer businesses hiding in plain sight

My First Million·2 months ago

Exploding Kittens Creator Elan Lee Proves You Should Shamelessly Embrace Niche Passions

Don't suppress quirky interests to seem "serious." Elan Lee, creator of Exploding Kittens, built a massive business by unabashedly loving games. This authenticity repels mismatches and attracts your ideal collaborators, turning your unique passions into a competitive advantage.

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3 killer businesses hiding in plain sight

My First Million·2 months ago

The Superpower of Great Entrepreneurs and Comedians Is Simply "Noticing"

Breakthrough ideas come from observing the world closely. Comedians like Jerry Seinfeld find humor in everyday absurdities, while founders see gaps in markets. This "art of noticing" is a trainable skill that requires slowing down, being present, and paying attention.

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3 killer businesses hiding in plain sight

My First Million·2 months ago

American Express Once Ran a Multi-Hundred Million Dollar Soybean Oil Verification Business

Seemingly focused companies often operate in strange, lucrative verticals. American Express's little-known role as a guarantor for soybean oil inventory led to a massive scandal, showing how even large public companies have hidden, high-stakes business lines.

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3 killer businesses hiding in plain sight

My First Million·2 months ago

Daydream Dental Built a $10M Business by Outsourcing Dentists' Insurance Claims

Huge opportunities exist in managing tedious back-office functions for niche industries. Daydream Dental took over the complex, lossy process of insurance claim filing for dentists, promising to collect 15-20% more revenue than an in-house team could.

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3 killer businesses hiding in plain sight

My First Million·2 months ago

Enthusiasm Is an Underrated Trait That Smart People Unfairly View as Low-Status

While universally seen as a positive attribute, enthusiasm is often avoided by intelligent people who fear appearing unsophisticated. This creates a competitive advantage for those who leverage it, as it's a powerful motivator that attracts others and isn't a crowded field.

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3 killer businesses hiding in plain sight

My First Million·2 months ago

Your True Professional Obsession Often Hides in Your Childhood Interests

Adults struggle to find their passion because they focus on what they "should" do. The key lies in childhood, when you pursued what you genuinely wanted. "The Da Vinci Code" author Dan Brown's love for treasure hunts, sparked by his father's Christmas tradition, shaped his career.

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3 killer businesses hiding in plain sight

My First Million·2 months ago

Inducing Awe Through Vast Landscapes or Ideas Can Reduce Anxiety and Depression

Awe is an emotion triggered by vastness that breaks your mental framework. It has a "self-diminishing" effect that combats anxiety and depression by shifting focus away from personal problems and making them feel smaller in comparison to the larger world.

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3 killer businesses hiding in plain sight

My First Million·2 months ago

Lab Monkey Prices Skyrocketed From $20k to $50k Due to a Chinese Export Ban

The market for non-human primates for drug testing is a massive, hidden industry. A Chinese export ban and increased COVID-era demand caused prices for a single monkey to surge, revealing a multi-billion dollar, ethically complex business operating in plain sight.

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3 killer businesses hiding in plain sight

My First Million·2 months ago