We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.
There are 8 start-ups with an aggregate funding of $328.7m. The average funding per company in this subset is $41.1m.
Last update to the database: Jan 6, 2026. See changelog.
2
Funding Rounds
$8.0m
Money raised
Crypto Quantique is a company that specializes in quantum cyber security.
1
Funding Rounds
$1.6m
Money raised
Rahko is a company that is developing a quantum discovery platform for the chemical simulations.
4
Funding Rounds
$11.2m
Money raised
Post-Quantum is a company that is developing quantum-resistant encryption for protection against code-breaking quantum computers and quantum-resistant signature schemes for secure blockchain deployment.
3
Funding Rounds
$4.7m
Money raised
Crypta Labs is quantum security startup that is developing a quantum-based encryption chip and software to secure the Internet of Things. The company developed a Quantum Random Number Generator (QRNG) for mobile devices and an integrated security chip for others. The company is targeting transport, military and medical markets.
2
Funding Rounds
ArQit is working to provide the world's first global quantum encryption SaaS Business. They will use QKD technology to create unique keys that can be shared between two parties using laser transmissions from a satellite. The company is based in London, England and was founded in 2017.
$150.0m
Money raised
Oxford Quantum Circuits is a quantum compute-as-a-service (QCaaS) platform founded in 2017 by Peter Leek.
1
Funding Rounds
$8.2m
Money raised
Tyndall National Institute is a European research centre.
1
Funding Rounds
$145.0m
Money raised
Harwell Science and Innovation Campus is a United Kingdom-based company founded in 1953.
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