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The 10 Most Powerful Economic Moats and the Companies That Have Them

David Hanson
David Hanson6 minute read
Reviewed by: Thomas Richmond
Last updated Jul 22, 2025
The 10 Most Powerful Economic Moats and the Companies That Have Them

Matthew Gibson via Canva

In the world of business and investing, few concepts are as valuable as the economic moat. Popularized by Warren Buffett, a moat represents a company’s ability to maintain competitive advantages over its rivals in order to protect long-term profits and market share. Just as a medieval castle was safeguarded by a wide moat, a strong business moat defends a company from competitors eager to chip away at its success.

Moats matter because they signal durability. They help investors identify companies that are not just winning today but are likely to keep winning tomorrow. Moats also help businesses fend off price wars, preserve margins, and reinvest in growth more effectively.

Let’s explore ten of the most powerful economic moats and look at real-world examples of companies that have built strong defenses.

Network Effects

A network effect occurs when the value of a product or service increases as more people use it. These businesses often become more attractive to new users simply because of their existing user base.

Airbnb benefits from millions of hosts and guests around the world. The more listings it offers, the more travelers it attracts, which in turn attracts more hosts. Uber operates on a similar dynamic. More riders bring in more drivers, reducing wait times and lowering prices, which again attracts more riders. Roblox, a platform for user-generated games, thrives because its growing community continuously adds content that brings in more players and developers.

Uber
Uber has ideal network effects.

Switching Costs

Switching costs refer to the pain, financial, procedural, or emotional, of changing providers. Companies that create dependency are hard to replace.

Salesforce, a dominant player in CRM software, integrates deeply into a company’s sales and operations, making migration a complex and costly affair. Atlassian offers tools like Jira and Confluence that become embedded in workflows, teams, and documentation over years of use. Oracle, with its database and enterprise software, powers critical business systems that companies can’t risk disrupting.

Intangible Assets

Some advantages are invisible but powerful. These include patents, trademarks, brands, and proprietary know-how.

LVMH, the parent company of Louis Vuitton and other luxury brands, owns some of the world’s most coveted brand identities. Novo Nordisk has a strong moat in diabetes care, thanks to patents and deep research expertise. Ferrari, synonymous with performance and prestige, benefits from a rare combination of heritage, design, and exclusivity that competitors cannot replicate.

Cost Advantages

Cost moats come from doing something more cheaply than anyone else, whether through scale, unique access to resources, or process efficiencies.

Southwest Airlines has long had one of the lowest cost structures in the industry, enabling it to compete aggressively on price. Amazon’s retail operations leverage massive logistics scale and proprietary infrastructure to fulfill orders faster and more cheaply than most retailers. Foxconn, a key manufacturer for Apple and others, benefits from its unmatched scale and low-cost production base.

Amazon
Amazon has moats on multiple fronts.

Efficient Scale

Efficient scale exists when a market is too small to support more than one or two players profitably, discouraging new competition.

Union Pacific, a major U.S. railroad, operates in a highly consolidated industry where duplicating infrastructure would be economically irrational. American Tower builds and maintains telecom towers in regions where it often enjoys near-monopoly status. Suez, a large European water utility, serves essential infrastructure in geographies where competition is limited by regulation and cost.

Brand Loyalty

When customers return again and again out of habit or preference, a brand has carved out a strong moat.

Patagonia commands loyalty through a blend of quality, mission-driven branding, and environmental activism. Trader Joe’s wins fans with its curated product selection and quirky, customer-focused approach. Yeti, known for premium coolers and drinkware, has built a cult-like following by positioning itself as a lifestyle brand for the outdoors.

Regulatory or Government Protection

Some industries are so heavily regulated that existing players enjoy natural protection from new entrants.

Lockheed Martin, a top U.S. defense contractor, benefits from multi-year government contracts and barriers to entry around weapons development. S&P Global operates under licenses and regulations that give it durable pricing power in credit ratings and data services. Roche, a pharmaceutical leader, enjoys long patent windows and rigorous drug approval processes that keep competitors at bay.

Distribution Advantages

Having superior access to customers, through logistics, retail presence, or marketing channels, can serve as a powerful moat.

PepsiCo uses its enormous distribution network to keep shelves stocked globally across multiple product categories. L’Oréal leverages deep relationships with retailers and salons worldwide to maintain its global beauty presence. Anheuser-Busch InBev, as one of the largest beer producers, controls bottling and distribution systems that smaller competitors cannot match.

High Capital Requirements

Some businesses are simply too expensive to enter. The upfront cost of infrastructure or scale needed to compete keeps most challengers away.

ExxonMobil operates in oil exploration and refining, where projects can require billions in capital and years to complete. Taiwan Semiconductor leads in advanced chipmaking, an industry with astronomical R&D and fabrication costs. Comcast has invested heavily in broadband infrastructure, making it difficult for new providers to build out competitive networks.

XOM
Exxon spends billions every year.

Product Ecosystem Lock-In

When customers rely on a suite of integrated products, they’re far less likely to leave.

Adobe locks in creative professionals with its Creative Cloud suite, making it difficult to switch without sacrificing workflow and compatibility. Intuit builds financial products that connect seamlessly, including QuickBooks and TurboTax, creating convenience and continuity.

Building Moats, Building Value

Economic moats are not just academic concepts. They are real-world advantages that help businesses thrive while competitors struggle. For investors, recognizing these moats can help identify durable, long-term winners. For business leaders, building and widening a moat is often the key to staying ahead. Whether it’s the brand power of Ferrari, the network effects of Airbnb, or the ecosystem lock-in of Adobe, the strongest companies don’t just compete. They protect.

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