Quantum Resilience
Post-quantum cryptography, quantum key distribution, quantum-safe networking and cryptographic inventory - preparing for the quantum threat to today's encryption.
Anametric
Austin startup developing chip-scale quantum photonic integrated circuits for post-quantum and quantum-based cybersecurity.
CyberHive
CyberHive builds zero-trust, quantum-safe network connectivity software for defence, aerospace, maritime, and other bandwidth-constrained, high-risk environments.
Arqit
London-based public company (Nasdaq: ARQQ) building quantum-safe encryption key distribution and, more recently, cryptographic discovery tools for post-quantum…
QIZ Security
A seed-stage New York cryptographic-asset inventory startup for post-quantum migration.
Light Rider
Maryland quantum-integration company building quantum-entropy and quantum-LiFi security products, founded by a former U.S. Army cyber officer.
QTrino Labs
An IIT-incubated Indian post-quantum startup with a source-code CBOM tool, majority-acquired by Satin Technologies in 2026.
Cavero Quantum
A Leeds, UK university spin-out building lightweight, quantum-safe encryption and authentication software for SIM cards and constrained IoT…
InfiniQuant
Erlangen-based quantum cryptography developer building metropolitan and satellite quantum key distribution and quantum random number generation.
Lokdon
Columbia, SC-based vendor offering keyless, post-quantum encryption (ECSMID, DataShieldAI) as a developer SDK; thin independent evidence of scale…
SLEEX
A South Korean seed-stage startup fusing lightweight quantum key distribution with AI-driven sensing for underwater and IoT security.
QuantumIQ
A Vancouver post-quantum readiness vendor absorbed into Redwood AI via an all-share deal with milestone escrow.