Alice & Bob

French tech company | Builders Republic

About

Quantum computing company on a mission to build the first universal, fault-tolerant quantum computer — pioneering a proprietary "cat qubit" superconducting architecture that suppresses errors at the hardware level, requiring far fewer physical qubits per logical qubit than competing approaches, with R&D hubs in Paris and Boston.

Key facts

Status
Active
Sectors
Electronics & Telco
Latest stage
Series B
Founded
2020
City
PARIS
Region
IDF
Legal name
ALICE & BOB
SIREN
881729156
Tracked rounds
4
Amount raised
≥ 130 M€ raised since 2020

Recognition

  • French Tech Next40

Funding rounds

  • Series B — 2026
  • Series B — 2025
  • Series A — 2022
  • Seed — 2020

Investors