What is a moat in startups?  

Read Time:
2 mins
Author:
Arun Thangavel
14.02.2025


It’s the ultimate flex.

When an investor looks into your pitch deck and asks,

“What’s your moat?

The recent story about moats goes back to 2017, when Warren Buffett and Elon Musk had a public disagreement about moats. Buffett, who coined the term, strongly believed in the power of economic moats: “In business, I look for economic castles protected by unbreachable moats”, says Warren Buffett.

Elon Musk, dismissed Warren's idea as “lame”, arguing that innovation was the only real defense.

What is that they are talking about?

The Moat

The term “moat” comes from medieval castles, which had water-filled ditches to protect them from invaders. In business, a moat refers to a competitive advantage that protects a company from new entrants and prevents its offering from becoming obsolete.

Traditionally, moats included factors like:


✅ Low-cost production
✅ High switching costs
✅ Network effects
✅ Intangible assets
✅ Efficient scale

These barriers helped companies secure funding and attract investors by demonstrating long-term sustainability. If you're preparing an investor pitch deck, showcasing a strong moat can significantly improve your chances of fundraising success.

Moats in the Modern Era: What Founders Need to Know


So, does the concept of a moat still hold up in today’s AI-driven world?

Today’s investment landscape is different. Capital is abundant during boom cycles and scarce during downturns. Founders like Musk recognize that traditional moats alone aren’t enough—speed, adaptability, and insight into emerging technologies now play an equally critical role.

For AI-first startups, the new moats revolve around:


✅ Building valuable data verticals
✅ Leveraging social networks
✅ Securing long-term partnerships

If an investor asks about your moat today, they’re likely looking for scalability, defensibility, and differentiation—factors that should be clearly highlighted in your pitch deck design.

Interestingly, moats aren’t just about defending a business; they also shape how investors evaluate startup funding. Without a clear understanding of the shift in moats, a founder risks forcing the investor into a rigid investment thesis—making them overlook game-changing opportunities.

This is exactly how great ideas end up becoming Anti-Portfolios—missed investments that later become billion-dollar regrets.

What This Means for Your Pitch Deck and Fundraising Strategy

At Frontrunner, after reviewing hundreds of investor pitch decks, one thing is clear: Moats aren’t disappearing—they’re evolving. The best founders actively build them, and the best investors know how to recognize them in the business story.

If you’re working on your pitch deck and need to position your company’s moat effectively for fundraising, let’s talk.

Got more questions about fundraising? Reach us here.

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