Trunk Tools, a New York-based AI-powered platform for construction project management, has raised $40 million in Series B funding. 

Investors 

The round was led by Insight Partners, with participation from Redpoint Ventures, Innovation Endeavors, Stepstone, Liberty Mutual Strategic Ventures, and Prudence. 

Insight Partners is a global software investor that partners with high-growth technology, software, and internet startups and scaleups, driving transformative change in their industries. The firm has over $90 billion in regulatory assets under management and has invested in more than 800 companies worldwide, with over 55 portfolio companies achieving an IPO. Headquartered in New York City, Insight also has offices in London, Tel Aviv, and the Bay Area. 

Trunk Tools Use of Funds 

The company will use the funding to grow its engineering, product, and go-to-market teams, expand its field enablement program, and scale its AI platform across more complex and diverse construction projects. 

About Trunk Tools 

Founded by CEO Dr. Sarah Buchner, Trunk Tools provides an AI platform for construction project management. The platform enables teams to ask natural-language questions and receive instant, accurate, and actionable answers sourced from the relevant information. It uses advanced AI to organize and provide insights into the millions of documents—drawings, specs, RFIs, schedules, and submittals generated throughout a project's lifecycle. Headquartered in New York, Trunk Tools is already deployed on hundreds of construction projects. 

Funding Details 

Company: Trunk Tools, Inc. 

Raised: $40.0M 

Round: Series B 

Funding Date: July 2025 

Lead Investor: Insight Partners 

Additional Investors: Redpoint Ventures, Innovation Endeavors, Stepstone, Liberty Mutual Strategic Ventures, Prudence 

Company Website: https://trunktools.com/  

Software Category: Construction Tech / AI for Field Operations / Vertical AI SaaS 

Source: https://trunktools.com/resources/news/trunk-tools-closes-40m-series-b-construction-ai-transformation