Quantum Circuits

New Haven, CT · Founded 2015 · Acquired/Merged (Operating Subsidiary)

Manufacturer of quantum computers intended to accelerate research and enable the scaling of quantum computing. Quantum Circuits is based in New Haven, CT and was founded in 2015. Its last known valuation is $550 million (Jan 2026). It has raised $125 million across 1 recorded round; the latest was a $26.6 million early-stage round in Feb 2024.

Last price · $/share
—
Implied valuation
$550.0M
Total raised
$125.4M
Last round
Early Stage VC
Feb 2024

Who backs Quantum Circuits?

12 investors
InvestorType
Sequoia CapitalVenture capital
In-Q-TelVenture capital
F-Prime CapitalVenture capital
TriplePoint CapitalVenture capital
Connecticut InnovationsVenture capital
Canaan PartnersVenture capital
ARCH Venture PartnersVenture capital
Osage University PartnersVenture capital
Tribeca Venture PartnersVenture capital
Tao Capital PartnersVenture capital
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Quantum Circuits investors

12 investors are on record for Quantum Circuits, including Sequoia Capital, In-Q-Tel, F-Prime Capital and TriplePoint Capital. By type, the record holds 11 venture capital firms. The early-stage round in Feb 2024 drew 15 investors.

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