Founded in 2021, Lastro is a Brazil-based proptech company that builds AI solutions for real estate agencies and property managers. Its core product, Lais, is an AI assistant that engages prospective buyers and renters on WhatsApp, searches for suitable properties, and answers frequently asked questions. By automating these interactions, the platform streamlines lead qualification and improves conversion rates for its clients. The company plans to use fresh capital to further enhance Lais’s capabilities and broaden its reach within Brazil’s real estate and AI markets. To date, Lastro has secured $20 million in total funding, underscoring growing investor confidence in its technology. Management positions the startup at the intersection of proptech and conversational AI, aiming to become the go-to customer engagement layer for Latin American real estate firms.

Total raised

$16M

Funding rounds

1

Latest round

Series A

Latest activity

Oct 2025