Fast Growing Signal Live

15 Quantum Companies
That Have Shown strong growth metrics

Track quantum companies demonstrating significant growth across key metrics in real-time.

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15 companies, each with its dated signal

Get 3 rows free · Fast Growing Quantum Companies

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Real-Time Signals · Latest signal Sep 21, 2026

This page lists 15 quantum companies that have shown strong growth metrics recently. Each company detected a fast growing signal through Bounce Watch's real-time monitoring system that tracks 40+ growth and risk indicators across thousands of companies.

eleQtron

eleQtron

Siegen, Germany (2020)

Fast Growing · 1 month ago

Zukunft of Quantum

Series A IT Information Technology +2
Quantum Dice

Quantum Dice

Oxford, United Kingdom (2020)

Fast Growing · 1 month ago

Probabilistic hardware to redefine compute.

Unknown Cyber Security IT +1
Quandela

Quandela

France (2017)

Fast Growing · 4 months ago

Driven by Quantum. Empowered by Quandela.

Series B Quantum Semiconductor
Qblox

Qblox

The Netherlands (2018)

Fast Growing · 4 months ago

We enable the quantum revolution with our proprietary control stack technology.

Series A Information Technology Quantum
C12

C12

France (2020)

Fast Growing · 4 months ago

Unique at scale

Series Unknown Quantum
Alice & Bob

Alice & Bob

France (2020)

Fast Growing · 5 months ago

Bringing mankind into the quantum world

Not Funded/Unknown IT Information Technology +1
QuEra Computing Inc.

QuEra Computing Inc.

Boston, United States (2018)

Fast Growing · 5 months ago

QuEra is putting quantum to work for enterprise innovators, HPC centers, and governments

Series B IT Quantum
IonQ

IonQ

College Park, United States (2015)

Fast Growing · 5 months ago

The world's leading quantum platform and foundry

Corporate IT Information Technology +1
Phasecraft

Phasecraft

Bristol, United Kingdom (2019)

Fast Growing · 6 months ago

The quantum algorithms company

Not Funded/Unknown IT Information Technology +1

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PsiQuantum

PsiQuantum

Palo Alto, United States (2015)

Fast Growing · 6 months ago

Building the world’s first useful quantum computers.

Series E Hardware IT +2
Qilimanjaro Quantum Tech

Qilimanjaro Quantum Tech

Spain (2019)

Fast Growing · 7 months ago

We build full-stack, analog quantum computers.

Series A Quantum
PQShield

PQShield

Oxford, United Kingdom (2018)

Fast Growing · 8 months ago

Leading Experts in Post-Quantum Cryptography For Software and Hardware "Think openly, build securely"

Series B Cyber Security Quantum
Riverlane

Riverlane

Cambridge, United Kingdom (2016)

Fast Growing · 8 months ago

Riverlane is the world leader in Quantum Error Correction (QEC), the technology that unlocks quantum comp...

Series C IT Information Technology +1
Rigetti Computing

Rigetti Computing

Berkeley, United States (2013)

Fast Growing · 9 months ago

We are scientists, engineers, builders, and visionaries

IPO AI Big Data +2
Quantinuum

Quantinuum

Broomfield, United States (2021)

Fast Growing · 10 months ago

We’re advancing quantum computing to solve the world’s most pressing challenges

Post Ipo Equity Cyber Security Quantum

What changed at these Quantum companies recently?

We recorded 70 changes here in the last 180 days, including 17 product launches, 12 awards, 12 traction updates, 9 expansion moves and 9 hiring moves. Each entry below carries the date we observed it, from public sources.

  • Riverlane — New Feature Launched
  • IonQ — New Product Launched
  • PQShield — Expansion Announced
  • eleQtron — Grant Received
  • Quantum Dice — New Product Launched
  • Qblox — New Feature Launched
  • Quandela — New Product Launched
  • C12 — Award Received

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