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Lastro

Category: AI Agents

Lastro provides an AI-powered agent, Lais, that automates lead engagement and qualification for real estate agencies through WhatsApp. Lastro was founded in 2021. The company is led by Allan Paladino. Based in São Paulo, Brazil. Team size: 11-50. Total funding raised: $20M. Latest round: Series A. Key investors include Prosus Ventures, Canary, QED Investors, FJ Labs, Endeavor Scale-Up Ventures, 1Sharpe Ventures.

Founded
2021
Headquarters
São Paulo, Brazil
Team size
11-50
Total funding
$20M

Value proposition

To increase conversion rates, improve operational efficiency, and boost revenue for real estate agencies by automating lead management.

Products and solutions

Lais - an autonomous AI agent for real estate

Unique value

Lastro's uniqueness lies in its use of an autonomous AI agent on WhatsApp, the most popular messaging platform in Brazil, to manage and qualify leads for the real estate sector.

Target customer

Real estate agencies and brokerages in Brazil.

Industries served

Real Estate

Technology advantage

The key advantage is the automation of lead engagement and qualification, which saves time and resources for real estate agents, allowing them to focus on closing deals. The use of WhatsApp as a platform provides a low-friction experience for potential homebuyers.

How they differentiate

Lastro differentiates itself through its AI-powered agent, Lais, which automates lead engagement and qualification via WhatsApp. This focus on AI-driven communication aims to significantly improve the efficiency and conversion rates of real estate agencies, a more targeted approach than the broader, marketplace-focused models of its competitors.

Main competitors

Loft, QuintoAndar, Grupo ZAP

Key partnerships

Prosus Ventures, Canary, QED Investors, FJ Labs, Endeavor Scale-Up Ventures, 1Sharpe Ventures

Notable customers

Not publicly available

Major milestones

Secured a $15M Series A funding round led by Prosus Ventures., Successfully launched and scaled its AI agent, Lais., Empowered over 2 million homebuyers through its platform., Reached 5 million homebuyers served milestone in mid-2026.

Growth metrics

The company's AI agent has empowered over 5 million homebuyers as of mid-2026.

Market positioning

Lastro is positioning itself as an AI-native technology provider for the real estate industry, aiming to enhance the operations of existing agencies rather than replacing them. This makes it a technology partner rather than a direct competitor to traditional brokerages.

Geographic focus

Lastro's primary geographic focus is Brazil, a market where it competes with other major Brazilian proptech companies.

Patents and IP

Information not publicly available.

About Allan Paladino

Previously at Credit Suisse and later Director/Partner at GoWork, a leading coworking network in Brazil.

Official website: