NEW YORK – July 24, 2025 – Trunk Instruments, the AI-based development platform, as we speak introduced a $40 million Sequence B funding spherical led by software program investor Perception Companions with participation from Redpoint Ventures, Innovation Endeavors, Stepstone, Liberty Mutual Strategic Ventures, and Prudence.
The brand new funding will carry the full funding to $70 million, accelerating the corporate’s progress and serving to to handle the development trade’s productiveness losses, which exceed $1 trillion yearly.
Constructed by development professionals for the realities of the sphere, Trunk Instruments makes use of superior AI to prepare and supply perception into the thousands and thousands of paperwork–drawings, specs, RFIs, schedules, and submittals–generated all through the lifecycle of a challenge. The platform allows groups to ask natural-language questions and obtain prompt, correct, and actionable solutions sourced from the related data. Absolutely autonomous brokers at the moment are dealing with total workflows that after required human enter, whereas concurrently connecting knowledge to the challenge schedule to flag potential points earlier than they result in delays or expensive rework.
Based by CEO Dr. Sarah Buchner, Trunk Instruments was born out of her firsthand expertise within the development trade. She started her profession as a carpenter on the age of 12 in a small village in Austria and labored her approach as much as turn out to be a superintendent, challenge supervisor, and group chief. Pissed off by the day by day inefficiencies she witnessed on job websites, she pursued a PhD in civil engineering and knowledge science to handle these challenges at scale, in the end getting down to develop a better, extra revolutionary method to how development groups work.
“Building is the spine of our international financial system and day by day life, but the trade remains to be slowed down by outdated instruments, fragmented techniques, and overwhelming forms,” mentioned Buchner. “We constructed Trunk Instruments to get rid of the guesswork. Common-purpose AI merely isn’t superior sufficient for an trade constructed on proprietary knowledge and sophisticated workflows. This new spherical of funding provides us the sources to carry vertically tailor-made AI reasoning brokers to each job web site.”
In contrast to conventional instruments that function passive digital repositories, Trunk Instruments features like an clever teammate, structuring muddled documentation, proactively flagging dangers, and surfacing insights in actual time. The corporate is already deployed on tons of of development initiatives and has scaled income 5x over the previous six months.
“Trunk Tools helps outline a brand new class of AI with its development platform,” mentioned Jeff Horing, Co-founder and Managing Director at Insight Partners. “Venture-level data within the development trade lives in a number of siloed techniques, and accessing that knowledge is a time-consuming and error-prone course of for area groups who want it in actual time. Sarah and her crew of development tech specialists are making use of their deep trade expertise to handle this with modular AI brokers.”
The $40 million Sequence B funding will help Trunk Instruments in increasing its engineering, product, and go-to-market groups, rising its area enablement program, and persevering with to scale the AI platform’s capabilities throughout more and more advanced initiatives but in addition the lengthy tail of the market.
