📈 Quantum Computing

Top Quantum Computing Companies

Tracking 1 Quantum Computing pre-IPO companies. Funding, valuations & IPO readiness. Last updated May 2026.

Companies

Frequently Asked Questions

How many Quantum Computing companies are pre-IPO? +

TechStackIPO currently tracks 1 Quantum Computing companies at various stages of pre-IPO development, ranging from early-stage startups to late-stage unicorns with confirmed IPO plans.

What is the total funding in the Quantum Computing sector? +

Quantum Computing companies tracked on TechStackIPO have collectively raised over $0.1B in venture funding.

Which Quantum Computing companies are closest to IPO? +

Based on TechStackIPO's IPO readiness index, the Quantum Computing companies closest to an IPO are: SpinQ Technology. These companies score highest on factors including funding stage, valuation trajectory, and S-1 filing indicators.

Which Quantum Computing company has raised the most funding? +

Among Quantum Computing companies on TechStackIPO, SpinQ Technology has raised the most funding at approximately $0.1B in total venture capital.