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a16z Podcast
a16z Podcast•October 7, 2025

How to Build a Real Estate Marketplace - Kaz Nejatian, Opendoor CEO

Kaz Nejatian discusses Opendoor's mission to transform the real estate market by building a marketplace that makes buying and selling homes as seamless as clicking "Buy Now," addressing the inefficiencies and agency problems in the traditional real estate industry.
Corporate Strategy
Startup Founders
Eric Wu
Alex Rampell
Kaz Najayshan
Amazon
Shopify
Opendoor

Summary Sections

  • Podcast Summary
  • Speakers
  • Key Takeaways
  • Statistics & Facts
  • Compelling StoriesPremium
  • Thought-Provoking QuotesPremium
  • Strategies & FrameworksPremium
  • Similar StrategiesPlus
  • Additional ContextPremium
  • Key Takeaways TablePlus
  • Critical AnalysisPlus
  • Books & Articles MentionedPlus
  • Products, Tools & Software MentionedPlus
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Timestamps are as accurate as they can be but may be slightly off. We encourage you to listen to the full context.

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Podcast Summary

This episode features A16z general partner Alex Rampell and Opendoor's new CEO Kaz Najayshan discussing the broken real estate market and how Opendoor aims to revolutionize home buying and selling. (00:20) The conversation explores why real estate has resisted disruption for decades despite being one of the most painful and inefficient markets in the economy. (00:25)

  • Main Theme: Transforming the real estate industry from a broken, agent-dominated system into a seamless, software-powered marketplace that makes buying and selling homes as simple as online shopping.

Speakers

Alex Rampell

A16z general partner who leads their Apps practice and led the investment into Opendoor. He previously served on the board of Rocket Mortgage and has deep expertise in marketplace dynamics and financial technology, drawing parallels between real estate and successful companies like Amazon and Shopify.

Kaz Najayshan

Newly appointed CEO of Opendoor, joining on day 16 of his tenure when this podcast was recorded. He previously worked at Shopify and brings a software-first mindset to transforming Opendoor from what he saw as a risk-averse company into an aggressive software company focused on building the world's largest marketplace for homes.

Key Takeaways

Attack Mode Over Defense Wins in Software

Kaz emphasized that software companies must "always be on attack" rather than playing defense and waiting for better market conditions. (43:00) When he arrived at Opendoor, he felt like someone had been telling the company to "hold, hold, wait" for three years, but great software companies are built by constantly pushing forward, even if it means making mistakes along the way. This aggressive mindset is essential for innovation and market leadership, especially when trying to disrupt entrenched industries like real estate.

Build Marketplaces Through Supply Aggregation

The key to building successful marketplaces is starting by aggregating supply in a focused market, then using that supply to attract all demand. (05:26) Alex explained that when Opendoor achieved 10% of home inventory in Charlotte under $600,000, they effectively captured 100% of buyers who needed to search that entire market. This "Amazon strategy" of getting significant supply share in one area creates a flywheel effect that eventually allows expansion into adjacent markets and services.

Solve Full Customer Problems, Not Just Pieces

Most real estate disruption attempts fail because they try to solve only the most profitable pieces rather than the complete customer journey. (24:17) The real estate transaction involves multiple principal-agent problems - mortgage agents, insurance agents, real estate agents, inspectors - each making money once and never seeing the customer again. Successful disruption requires bundling these services and aligning incentives through long-term relationships, similar to how Amazon evolved from books to everything.

Principal-Agent Problems Multiply in Complex Transactions

In real estate transactions, you typically have five different principal-agent problems rather than just one, making the dysfunction exponentially worse. (27:27) Each party - real estate agents, mortgage brokers, inspectors, insurance agents - is incentivized to maximize their one-time transaction rather than optimize for the customer's long-term benefit. This creates a system "basically designed to not lead to good outcomes" even when individual participants are well-intentioned.

Category Mistakes Kill Public Company Innovation

Public companies often fail to innovate because investors and management make category mistakes about what business they're actually in. (08:07) Kaz noted that Opendoor was mistakenly viewed as a real estate investment company rather than a software company, similar to how Shopify was initially misunderstood as an e-commerce company. This misunderstanding leads to wrong strategic decisions and limits the company's ability to pursue its true potential as a marketplace platform.

Statistics & Facts

  1. The mode (most frequently occurring) number of transactions per real estate agent per year is zero, despite there being 2 million registered agents in the US. (09:47) This statistic demonstrates how inefficient the current system is, with most "agents" functioning more like aspiring actors waiting for their next role.
  2. At one point, Opendoor was buying almost 10% of homes under $600,000 in Charlotte, North Carolina. (05:16) This concentration of supply share demonstrates the marketplace threshold needed to capture most buyer demand in a given market.
  3. Real estate commissions typically range from 5% to 6% total, split evenly between buy-side and sell-side agents at 2.5% to 3% each. (10:08) This commission structure creates misaligned incentives where buyer agents make more money when clients spend more, and seller agents prioritize quick sales over maximum price.

Compelling Stories

Available with a Premium subscription

Thought-Provoking Quotes

Available with a Premium subscription

Strategies & Frameworks

Available with a Premium subscription

Similar Strategies

Available with a Plus subscription

Additional Context

Available with a Premium subscription

Key Takeaways Table

Available with a Plus subscription

Critical Analysis

Available with a Plus subscription

Books & Articles Mentioned

Available with a Plus subscription

Products, Tools & Software Mentioned

Available with a Plus subscription

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