Quantum Circuits is based in New Haven. It has raised $84M in total funding. Latest round: Series B.
Quantum Circuits is based in New Haven. Quantum Circuits has raised $84M in total disclosed funding. That places its disclosed total in the $25M–$100M range. Its most recent disclosed round is a Series B announced in August 2024. The round record for Quantum Circuits runs through 2024; nothing later has been disclosed. Investors on record include ARCH Venture Partners, F-Prime Capital, Sequoia Capital, Hither Creek Ventures, Canaan Partners, Fitz Gate Ventures and 5 others. 11 distinct backers are named across the disclosed rounds.
Quantum Circuits totals reflect disclosed capital only — undisclosed extensions and secondaries are excluded. Use the related companies in New Haven below to benchmark round size and investor mix.
2 disclosed rounds on record, including 1 reported through SEC Form D filings.
SEC Form D filings report the amount sold against a stated offering size, which can differ from press-reported round totals, and they do not name the round — those entries appear as Private financing.
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