# Quantum Computing funding: rounds and investors

> Quantum Computing has raised $750M across 1 round since 2025. Investors include Ascend. Every round with its source.

Source: https://millionrounds.com/company/quantum-computing (Millionrounds; every figure on the page links to its filing or article)

United States · [Funded startup](https://millionrounds.com/companies)

# Who invested in *Quantum Computing*

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Cybersecurity

Funding summary Updated 26 Oct 2026

**$750M** raised across 1 round since 2025, from 1 source

- **Latest round:** Round, $750M Oct 2025
- **Investors:** 1

See who backed them

## The rounds

- **Oct 2025** Round **$750M** [Ascend](https://millionrounds.com/fund/ascend) Source recorded

## Founders and team

From Quantum Computing's own website and the SEC filings it signed: 8 on the team.

- **Robert Liscouski** Chairman of the Board of Directors, President, and Chief Executive Officer i
- **Chris Roberts** CFO
- **Christopher Roberts** Chief Financial Officer i
- **Carl Weimer** Director (Independent)
- **Eric Schwartz** Director (Independent)
- **Javad Shabani** Director (Independent)
- **Michael Turmelle** Director (independent)
- **Robert Fagenson** Vice Chairman (Independent)

## Everyone who backed them

[Ascend](https://millionrounds.com/fund/ascend) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=quantum-computing).

## Quick answers about Quantum Computing

### Who invested in Quantum Computing?

Quantum Computing's investors include Ascend.

### How much has Quantum Computing raised?

Quantum Computing has raised $750M across 1 round since 2025.

### When did Quantum Computing last raise?

Quantum Computing's most recent round was an Undisclosed round of $750M in Oct 2025.

### What was Quantum Computing's biggest round?

Its most recent round, $750M in Oct 2025, is also its largest on record.

### Who backed Quantum Computing first?

Quantum Computing's first round on record, in Oct 2025, was backed by Ascend.

### What stage is Quantum Computing at?

Quantum Computing's latest named round is an Undisclosed round, in Oct 2025.

### Where is Quantum Computing based?

Quantum Computing is based in the United States.

## Companies like Quantum Computing

In the same sector, and raised in the last eighteen months.

[**FORT Robotics** $39M · Oct 2026](https://millionrounds.com/company/fort-robotics)[**Opsin** $21M · Oct 2026](https://millionrounds.com/company/opsin)[**Harmonic Security** $68M · Oct 2026](https://millionrounds.com/company/harmonic-security)[**Reach Security** $60M · Oct 2026](https://millionrounds.com/company/reach-security)[**Persona** $210M · Oct 2026](https://millionrounds.com/company/persona)[**Hilt** $4.7M · Oct 2026](https://millionrounds.com/company/hilt)

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