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Artificial intelligence has dominated the conversation about construction technology in recent years. Amid this push, solutions using artificial intelligence for scheduling, permitting and pre-construction attracted investors as 2025 approached.
Here are six contech companies that raised new funding in the fourth quarter of 2025.
AllowFlow
54 million dollars
PermitFlow, a New York City-based technology company that aims to streamline the permitting process using artificial intelligence, has come up with $54 million in a Series B funding roundaccording to a December 2 press release. The round was led by Accel, with participation from Kleiner Perkins, Felicis and other existing investors.
Founded in 2021, PermitFlow says it has a proprietary pool of more than 12 million enabling data points that it uses to feed AI agents to streamline automation in the permitting process.
In addition, the company offers a filing agent that helps contractors complete forms and file documents directly, according to its website.
With the new funding, PermitFlow plans to expand its team, according to the announcement.
Attention.AI
30.5 million dollars
Wilmington, Delaware-based Attentive.AI, the Beam AI takeoff software company, came up with $30.5 million in a Series B funding roundaccording to a November 12 press release. The round was led by global software investor Insight Partners, with participation from Vertex Ventures, Tenacity Ventures and InfoEdge Venture Fund.
Beam AI has helped more than 1,100 companies streamline the preconstruction process with its human-in-the-loop model, according to the release. Users can upload their site plans, define the scope of work and submit them. AI then takes quantities from the plans, and Beam’s quality control team reviews the takeoff before it reaches the builder, according to the company’s website.
With the funds, Attentive will accelerate the development of next-generation AI products and support expansion into new markets, the statement said.
Unlimited industries
12 million dollars
San Francisco-based Unlimited Industries, which calls itself a native AI-building company, raised a $12 million Seed funding roundaccording to a December 3 press release. The round was co-led by Andreessen Horowitz and CIV.
Unlimited Industries’ proprietary platform can generate and evaluate hundreds of thousands of design configurations in parallel, according to the release. Additionally, the platform is designed to identify optimal designs for metrics such as cost, safety and performance prior to construction.
According to the announcement, the company plans to use the cash to accelerate its expansion and further develop its proprietary AI platform.
Concentric
10 million dollars
Greenbrae, Calif.-based ConCntric, an AI-powered preconstruction platform, pulled $10 million in a Series A funding roundaccording to an announcement on October 7. The round was led by 53 stations with participation from Argonautic Ventures and other strategic investors.
ConCntric’s platform brings data, workflows and people into a single collaborative environment, allowing users to manage preconstruction in a single workspace. Users can track work in progress using real-time data and move that information between projects, according to the company’s website.
With the money, ConCntric will expand its product capabilities by focusing on its AI agent, called Amplify. The company also plans to grow its customer success, sales, marketing, product and engineering teams.
Kojo
10 million dollars
San Francisco-based Kojo, a materials and inventory management platform for the construction industry, received a $10 million Series C extension from Pittsburgh-based logistics and distribution services company Wesco International, according to an Oct. 16 announcement.
As part of the financing, the companies will combine Kojo’s AI products with Wesco’s distribution network, according to the press release.
The combination will allow customers to eliminate manual data entry and email-based material tracking in all project phases, access material status in real time and avoid schedule delays, the companies said. Customers will also be able to deploy AI agents to assist in all procurement activities, task scheduling and dealer tracking.
plan
8 million dollars
Pleasanton, Calif.-based Planera, a provider of scheduling software for the construction industry, raised $8 million in additional fundingaccording to a company announcement on October 7.
Funding comes from Planera, which helps contractors simplify the often complicated programming processoffers a new service aimed at data center construction customers. Those include Ralph L. Wadsworth Construction, based in Draper, Utah, and Ryan Cos., based in Minneapolis, according to the news release. Both companies use Planera to help schedule large data center projects.
To this end, Planera has established a dedicated service team with deep knowledge of the data center to support its customers in the segment, the company said in the statement. In addition, Planera has developed new AI tools to help proactively identify potential project delays and find opportunities to accelerate client project schedules.
