# Quantum Motion adds investors to its Series C for silicon quantum computers

Canonical page: https://technooptimist.io/stories/quantum-motion-adds-investors-to-its-series-c-for-silicon-quantum-e89caeac
Date: 3 Sep 2026
About: [Quantum Motion](https://technooptimist.io/companies/quantum-motion.md) · [Full-Stack Silicon CMOS Quantum Computer](https://technooptimist.io/quantum/full-stack-silicon.md)
Original source: https://thequantuminsider.com/2026/09/03/quantum-motion-additional-funding-silicon-quantum-computing/

Quantum Motion closed a second tranche of its Series C round, which the company says will fund its fault-tolerant silicon hardware and a new US lab. The article does not state the size of the new money.

## Key facts

- DCVC and Kembara led the Series C; the second close added imec.ventures, Lansdowne Partners, Sony Innovation Fund, S3 Ventures and Inkef.
- Funds go to scaling its silicon hardware, co-developing custom chips with manufacturers, and expanding internationally with a new US lab in Maryland.
- The money also supports the company's work in the second stage of a DARPA quantum benchmarking program.

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