PsiQuantum

Company research

Public company, workplace, funding, and market signals

Updated Aug 5, 2026

Overview

PsiQuantum is a privately held quantum-computing company founded to build and deploy useful, fault-tolerant, utility-scale quantum computers. It combines photonic qubits, silicon photonics, semiconductor manufacturing, cryogenic systems, networking, and fault-tolerant software.

Primary product

A utility-scale photonic quantum-computing platform, centered on the Omega silicon-photonic chipset and Construct software for developing fault-tolerant quantum algorithms.

Founded

2016

Headquarters

Palo Alto, California, United States

Team size

400-500; third-party sources variously report 265, 490, or 501-1,000, so treat 490 as an approximate LinkedIn-derived estimate.

Work style

Flexible

Industry

Computer hardware manufacturing

Sub-industry

Quantum computing; photonic quantum hardware and software

Offices

Palo Alto, California, United States (headquarters)

Milpitas, California, United States (PsiFactory)

Daresbury, United Kingdom (PsiLabs)

Malta, New York, United States (GlobalFoundries Fab 8 manufacturing site)

Chicago, Illinois, United States (Illinois Quantum and Microelectronics Park project)

Moreton Bay, Queensland, Australia (utility-scale project)

Brisbane, Queensland, Australia (test and validation lab)

Business model

Enterprise and government quantum-computing infrastructure partnerships

Sale or deployment of utility-scale quantum-computing systems

Quantum software and algorithm-development platform

Strategic research, technology, and manufacturing partnerships

Government-funded projects, grants, and site-development agreements

Funding

Stage

Late-stage private / Series E; unicorn

Total raised

$2.3B

Latest round

Series E · Sep 2025

Latest amount

$1B

Series E

Sep 2025 · BlackRock, Temasek, and Baillie Gifford

$1B

Queensland government funding / project financing

Apr 2024 · Queensland Government

$614M

Government grant

Mar 2023 · Government

$10.8M

Series D

Jul 2021 · BlackRock

$450M

Series C

Nov 2019 · M12

$230M

Series B

Sep 2017

$51.5M

Series A

Jun 2016

$13.5M

People & investors

Leadership

Victor Peng

Chief Executive Officer

Jeremy O'Brien

Co-Founder and Executive Chairman

Terry Rudolph

Co-Founder and Chief Architect

Pete Shadbolt

Co-Founder and Chief Scientific Officer

Mark Thompson

Co-Founder and Chief Technology Officer

Fariba Danesh

Chief Operating Officer

Susan Kim

Chief Financial Officer

Dani Kleinman

Chief People Officer

Rob Soderbery

Executive Vice President

Sriram Sitaraman

Chief Information Officer

Investors

Work & culture

Mission-driven, technically ambitious, collaborative, innovative, and oriented toward practical impact; careers materials emphasize intellectual curiosity, integrity, and building commercially useful quantum systems. Work may be in-office, hybrid, or remote depending on team and location.

Work style

Flexible

Compensation

Public careers materials confirm equity grants and financial-planning benefits. Some job aggregators report salary transparency and role-specific ranges, but no reliable company-wide compensation benchmark was established.

Benefits

401(k) with company match

Equity grants

Financial-wellness tools and planning resources

Medical, dental, and vision coverage

$200 quarterly health reimbursement

Modern Health: 12 therapy and 6 coaching sessions

Care.com membership

Discretionary time off and federal holidays

End-of-year company shutdown

Parental leave

Product & market

Pricing

Not publicly disclosed; appears to be enterprise/government contracting, strategic partnership, and infrastructure-deployment based rather than self-serve retail pricing.

Differentiators

—Photonic architecture designed for million-qubit, fault-tolerant scale
—Leverages mature semiconductor foundries and silicon-photonics manufacturing
—Telecom-band photons and standard optical fiber support modular networking
—Omega integrates key photonic components into a manufacturable chipset
—High-density cryogenic cabinets designed to support hundreds of chips
—Focus on utility-scale deployment and data-center-sized systems
—Construct provides an integrated fault-tolerant algorithm-development environment

Technology

Silicon photonics

Photonic qubits and telecom-band 1550nm photons

Omega quantum photonic chipset

Barium Titanate (BTO) optical switches

Silicon nitride

Superconducting single-photon detectors

High-volume semiconductor manufacturing

Cryogenic liquid-helium systems

Optical-fiber quantum networking

Fault-tolerant quantum error correction

Construct quantum software platform

GPU-QPU integration

Customers

Lockheed Martin

Mercedes-Benz

Airbus

Government of Australia and Queensland

Government of Illinois and City of Chicago

Researchers and enterprise users targeted by the Construct platform

Competitors

IBM Quantum

Google Quantum AI

Microsoft quantum computing

Quantinuum

IonQ

Rigetti Computing

QuEra Computing

IQM

Scale & contact

Estimated revenue

Approximately $20M-$30M annually (third-party LinkedIn-derived estimate; not company-reported)

Signals & risks

Other

Feb 2026

Co-founder Jeremy O'Brien moved from CEO to Executive Chairman and Victor Peng became Interim CEO; the company said it was conducting a search for a permanent CEO.

Source

Other

Jul 2026

MIT Technology Review noted uncertainty around PsiQuantum's 2027 Australian timeline, distinguishing an operational facility from delivery of a complete full-scale quantum computer.

Source

Latest news

PsiQuantum Invests $250,000 in South Chicago STEM and Quantum Education Programs

The Quantum Insider · Aug 2026

PsiQuantum announced philanthropic support for South Chicago schools, higher education, educator training, and quantum workforce development.

PsiQuantum Strengthens Executive Leadership with New Appointments

PsiQuantum · Jul 2026

Victor Peng was named CEO after serving as interim CEO; Rob Soderbery joined as EVP and Sriram Sitaraman as CIO.

PsiQuantum has a plan to make a massive quantum computer out of light

MIT Technology Review · Jul 2026

A detailed assessment of PsiQuantum's photonic approach, manufacturing strategy, government evaluation, customer partnerships, and uncertainty around deployment timelines.

PsiQuantum breaks ground at Moreton Bay Central

Quantum Computing Report · Jun 2026

Construction began on PsiQuantum's utility-scale Queensland facility, backed by reported Australian government investment.

PsiQuantum Raises $1 Billion to Build Million-Qubit Scale, Fault-Tolerant Quantum Computers

PsiQuantum · Sep 2025

Series E funding valued the company at $7 billion and supports Chicago and Brisbane sites, large test systems, chipset development, and NVIDIA collaboration.

About / team Applications Careers Homepage LinkedIn company page News PsiQuantum software / Construct Research Technology

SourcesPsiQuantum About PsiQuantum Technology PsiQuantum Careers PsiQuantum Series E announcement PsiQuantum CEO announcement PsiQuantum LinkedIn company page Reuters funding report Tracxn funding summary MIT Technology Review

Jobs and careers at PsiQuantum

71 jobs at PsiQuantum

Manager, Cryogenics Process Control

On-site

Lab Operations

Milpitas, California, United States

4d ago

On-site

Full-time