Quantum Cryptography
Quantum-safe encryption and security
Quantinuum
Broomfield, United States
Merged Honeywell Quantum Solutions and Cambridge Quantum, world's largest quantum company
Quandela
Palaiseau, France
Single-photon sources for quantum computing
ID Quantique
Geneva, Switzerland
Quantum-safe security and single-photon detectors
Qilimanjaro
Barcelona, Spain
Full-stack quantum computing company in Europe
PayPal
San Jose, United States
Global digital payments platform enabling money transfers and online payments
Coinbase
San Francisco, United States
Cryptocurrency exchange platform providing trading, custody, and institutional services
Gemini
New York, United States
Regulated cryptocurrency exchange and custodian founded by the Winklevoss twins
Fireblocks
New York, United States
Digital asset infrastructure platform providing secure custody and transfer solutions
BitGo
Palo Alto, United States
Digital asset custody and security company for institutional investors
Anchorage Digital
San Francisco, United States
Federally chartered digital asset bank providing custody and trading services