Illoca Secures $13M Seed to Transform Architectural Design with Generative AI Platform

Architects have spent decades improvising with concrete while their software played DMV clerk. Click this. Export that. Rename layer 47 before the whole thing detonates like a printer 5 minutes before a client meeting. Somewhere along the line, the people hired to imagine skylines got buried under a thousand tiny production chores that slowly sandblast creativity into compliance. Illoca looked at that mess and decided maybe architects should spend more time designing buildings than negotiating with toolbars built like they survived a hostage situation in 1997.

That idea just pulled in a $13M Seed round led by Bessemer Venture Partners, with AIX Ventures, Root Ventures, Alt Ventures, SH Fund, and angel investor Adam Zobler joining the table. Not bad for a company founded in 2024 by Chin-Yi Cheng and Chiaowei Yu, 2 operators who know this world from the inside out. Chin-Yi Cheng came out of Google DeepMind and Autodesk AI Lab, where generative AI met architecture long before most people in tech realized the built world was about to become 1 of the biggest AI battlegrounds on earth. Chiaowei Yu built and led Tesla’s Bay Area BIM team, delivering factories, labs, engineering HQs, and infrastructure tied to everything from MegaPack to Optimus. 1 founder trained machines to think about design. The other shipped real-world complexity at industrial scale. Different disciplines. Same mission.

And the company name works harder the deeper you look at it. Illoca sounds like “ill locate,” which is basically what architects spend their lives doing. Space. Flow. Structure. Human behavior. Constraints. Possibility. The difference now is that Tracing Paper™ turns sketches, bubble diagrams, markups, renderings, and natural language into controllable 2D and 3D parametric designs in real time. That matters because architects lose roughly 1,300 hours a year to non-design work. Think about that number for a second. That is not inefficiency. That is creative theft with a login screen.

Most legacy CAD and BIM systems were built for documentation first and imagination second. Illoca attacks the dead space between idea and execution. The platform exports code-compliant model data into tools like Revit while keeping architects inside the flow of design instead of forcing them into software gymnastics that feel like filing taxes during an earthquake. There’s a reason early design partners like Yasuhiro Nakano and the Kajima Corporation team leaned in early. When iteration speeds up, ambition expands. Architects test more ideas. Engineers move faster. Buildings stop settling for “good enough because the software is annoying.”

That’s the bigger signal buried inside this round. AI is not just coming for chat boxes and search bars. It’s pouring concrete, shaping hospitals, accelerating housing, and compressing the distance between imagination and infrastructure. Illoca is betting the future of architecture should feel less like operating a machine and more like thinking out loud while the machine finally keeps up.