
CarbonSix raised $40M in Series A co-led by DSC Investment and LB Investment. All seed investors followed on. The Physical AI startup targets complex factory automation.
CarbonSix, a San Francisco-based developer of robotic intelligence for manufacturing, has closed a $40 million Series A round. The funding was co-led by DSC Investment and LB Investment, with participation from IMM Investment, Korea Development Bank, SV Investment, Cortentia, and ASQ. All existing seed investors – Foothill Ventures, Storm Ventures, Zeitgeist Capital, Xquared, and CarbonBlack Fund – also followed on.
The company builds deployment-ready automation systems for complex, variable tasks on factory floors. Its technology uses real-world operational data to improve performance over time, targeting manufacturers that have struggled to automate beyond simple repetitive jobs. CarbonSix is led by a team with backgrounds in industrial AI, robotics, and hardware engineering.
The round signals continued venture appetite for Physical AI – software and hardware that lets robots adapt to changing conditions rather than execute fixed routines. Manufacturing has been a slow adopter of advanced robotics outside of automotive and electronics assembly. CarbonSix's pitch is that its systems can handle the kind of work that still relies on human dexterity and judgment, from kitting and packing to machine tending.
South Korean investors featured prominently in the syndicate, reflecting the country's push to automate its export-driven manufacturing base. DSC Investment and LB Investment are both Seoul-based. KDB's participation adds a development-bank dimension, often a signal that the technology aligns with national industrial policy.
CarbonSix did not disclose valuation or revenue figures. The company plans to use the capital to expand its engineering team and accelerate deployments with existing manufacturing clients.
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