Quantum/Fastest growing

Arqit

Nasdaq-listed company selling quantum-safe encryption and post-quantum migration tools to governments, defence and telecoms.

arqitgroup.com ↗
Why it's here

H1 FY2026 revenue was $623k, 9.3x the $67k of H1 FY2025, with eleven revenue-generating contracts in the half.

source: uk.finance.yahoo.com
Focus
Post-quantum encryption
Founded
2017
Latest round
Public (Nasdaq: ARQQ)
London office
1st Floor, 3 Orchard Place, London, Westminster SW1H 0BFsource: arqitgroup.com
London presence
HQsource: cbinsights.com
Nearest station
St. James's Park, 99 m
Visas
Licensed visa sponsor, listed as Arqit Limitedsource: gov.uk
Elsewhere
LinkedIn ↗

Verified 30 Sep 2026. How we verify · Suggest a fix

For Arqit

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Arqit is listed on London Mempool
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