CapitalStack: Introducing the AI Lab
A weekly series on the AI tools and workflows reshaping real estate capital raising — starting with how to build an investor database in hours, not weeks.
New technologies are rapidly changing how homebuilders and developers are finding sites
While AI is impacting almost every part of real estate, few segments have seen as much change as quickly over the past year as site sourcing and acquisition. For most experienced real estate developers, the bottleneck isn’t raising capital, it’s finding good deals.
And a new set of tools are aiming to make that much easier.

Rather than the current process of tracking LoopNet, writing queries to find viable off-market sites, and sending mailers, land acquisition tools are pushing toward a world of natural language site sourcing and automated outreach. Imagine writing a prompt into a GPT-like interface: ‘Find me all sites of at least 10 acres within a 15-minute drive of an exit on I-85 in South Carolina that haven’t traded in the past 10 years’ and, within minutes, receiving a list complete with owner contact information.
Today’s letter will explore the companies and tools upending how real estate investors find sites and deals. Specifically, we’ll tackle:
Covering the future of real estate and the people creating it