New York AI Construction Platform PermitFlow Secures $54M Series B

The funding will be used to accelerate product development and scale its team.

Written by Mia Goulart
Published on Dec. 03, 2025
A humanoid robot with a construction helmet examines blueprints against a backdrop of cranes and a clear sky, symbolizing futuristic engineering.
Image: Shutterstock
REVIEWED BY
Rose Velazquez | Dec 03, 2025

AI-powered construction management platform PermitFlow has secured $54 million in Series B funding to accelerate product development and scale its team. Accel led the round, with participation from Kleiner Perkins, Felicis, Initialized Capital, Altos Ventures, Y Combinator and others. 

More specifically, PermitFlow said it plans to use the capital to expand its suite of AI agents, which include models for permitting, inspections and license management.

According to the company’s statement on Tuesday, its technology has been used for tasks ranging from unblocking permitting delays in Los Angeles wildfire reconstruction to helping lower the cost of new housing. These efforts reflect the company’s broader goal of automating construction workflows across all pre-construction stages, from planning through groundbreaking. Its AI agents are trained on a proprietary dataset made up of more than 12 million municipal data points.

“Builders are the backbone of America. They put families in homes, build critical infrastructure and shape our communities. Yet the systems behind that progress are decades old. We’re changing that by bringing AI to construction and empowering builders to build without barriers,” Francis Thumpasery, CEO of PermitFlow, said in a statement.

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