
PsiQuantum
Founded Year
2015Stage
Series E | AliveTotal Raised
$2.356BValuation
$0000Last Raised
$1B | 2 mos agoRevenue
$0000Mosaic Score The Mosaic Score is an algorithm that measures the overall financial health and market potential of private companies.
+80 points in the past 30 days
About PsiQuantum
PsiQuantum is a quantum computing company focused on building commercially viable silicon photonic quantum computer. The company offers design and construction of utility-scale quantum computers utilizing a photonics-based architecture. It also engages in research and development of applications for quantum computing that address problems in various sectors. PsiQuantum was formerly known as PsiQ. It was founded in 2015 and is based in Palo Alto, California.
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ESPs containing PsiQuantum
The ESP matrix leverages data and analyst insight to identify and rank leading companies in a given technology landscape.
The quantum computer makers — photonics market refers to companies that build quantum computers using photons (particles of light) as quantum bits (qubits) for quantum information processing. These providers develop full-stack photonic quantum computing systems that include quantum processors, control software, and networking components. Photonic quantum computers offer advantages including room-t…
PsiQuantum named as Leader among 12 other companies, including Xanadu, Quantum Computing, and Photonic.
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Research containing PsiQuantum
Get data-driven expert analysis from the CB Insights Intelligence Unit.
CB Insights Intelligence Analysts have mentioned PsiQuantum in 5 CB Insights research briefs, most recently on Oct 15, 2025.

Oct 15, 2025 report
State of Venture Q3’25 Report
Jul 10, 2025 report
State of Venture Q2’25 Report
Sep 13, 2024
The AI computing hardware market mapExpert Collections containing PsiQuantum
Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.
PsiQuantum is included in 3 Expert Collections, including Quantum Tech.
Quantum Tech
628 items
This Expert Collection contains private and recently exited companies working on quantum computing, quantum communication, post-quantum cryptography, quantum sensors, and other quantum tech.
Unicorns- Billion Dollar Startups
1,297 items
Semiconductors, Chips, and Advanced Electronics
7,494 items
Companies in the semiconductors & HPC space, including integrated device manufacturers (IDMs), fabless firms, semiconductor production equipment manufacturers, electronic design automation (EDA), advanced semiconductor material companies, and more
PsiQuantum Patents
PsiQuantum has filed 234 patents.
The 3 most popular patent topics include:
- quantum information science
- photonics
- optical devices

Application Date | Grant Date | Title | Related Topics | Status |
|---|---|---|---|---|
2/10/2023 | 4/8/2025 | Quantum information science, Quantum mechanics, Quantum computing, Quantum measurement, Theoretical computer science | Grant |
Application Date | 2/10/2023 |
|---|---|
Grant Date | 4/8/2025 |
Title | |
Related Topics | Quantum information science, Quantum mechanics, Quantum computing, Quantum measurement, Theoretical computer science |
Status | Grant |
Latest PsiQuantum News
Nov 10, 2025
시카고, 양자컴퓨팅 중심지로…'일리노이 퀀텀 파크' 1단계 착공 옛 U.S. 스틸 제철소 부지, 2027년 완공 목표로 세계 최대 양자 혁신단지 조성 컴퓨팅 입력 :2025/11/10 10:25 미국 시카고 남부의 옛 제철소 부지가 세계적 양자컴퓨팅 연구단지로 탈바꿈한다. 10일(현지시간) 퀀텀인사이더 등 외신에 따르면 리레이티드 미드웨스트와 클레이튼 리얼에스테이트그룹은 '일리노이 퀀텀 앤드 마이크로일렉트로닉스 파크(IQMP)'가 1단계 공사에 착수했다고 밝혔다. 기업과 학계, 연구기관이 협력하는 '양자 생태계 허브'를 목표로 설계됐다. 이를 위해 양자컴퓨팅을 위한 대규모 극저온 냉각 플랜트와 연구소, 대학·민간기업 공동 연구공간 등이 들어선다. 일리노이 퀀텀 앤드 마이크로일렉트로닉스 파크(IQMP) 조감도(이미지=사이퀀텀) 해당 부지는 일리노이 국제항만지구 내에 위치해 안정적인 전력 공급이 가능하고 대형 인프라를 구축할 수 있는 넓은 부지를 갖췄다. 이러한 조건이 극저온 환경을 필요로 하는 양자컴퓨팅 연구에 최적이라는 평가를 받았다. IQMP의 첫 입주 기업은 사이퀀텀(PsiQuantum)이다. 사이퀀텀은 빛의 입자인 '광자'를 활용해 양자비트를 구현하는 기술을 연구하고 있으며 극저온 환경에서 작동하는 양자 프로세서를 개발 중이다. 프로젝트 설계와 시공에는 글로벌 기술기업이 대거 참여했다. WSP가 전체 설계와 엔지니어링을 총괄하고 라마 존슨 콜래버러티브(Lamar Johnson Collaborative)가 건축 디자인을 클레이코(Clayco)가 시공을 맡았다. WSP는 기계·전기·배관(MEP) 설계, 구조공학, 에너지 컨설팅, IT 통합, 물리적 보안 등 전 영역을 담당한다. 1단계 개발 구역은 약 30에이커 규모로 사이퀀텀 연구소와 냉각 설비, 초기 입주 기업 공간이 포함된다. 완공 목표는 2027년으로 설정됐다. 이후 단계적으로 전체 부지를 확장해 첨단 양자·마이크로일렉트로닉스 단지로 발전시킬 계획이다. 이번 프로젝트는 시카고가 미국 중서부의 양자 기술 중심지로 도약하는 계기가 될 것으로 기대된다. 시카고 일대에는 이미 일리노이대(UIUC), 시카고대, 페르미국립가속기연구소(Fermilab) 등 세계적 연구기관이 밀집해 있어, IQMP가 이들과 연계된 연구 네트워크의 핵심이 될 전망이다. 관련기사
PsiQuantum Frequently Asked Questions (FAQ)
When was PsiQuantum founded?
PsiQuantum was founded in 2015.
Where is PsiQuantum's headquarters?
PsiQuantum's headquarters is located at 700 Hansen Way, Palo Alto.
What is PsiQuantum's latest funding round?
PsiQuantum's latest funding round is Series E.
How much did PsiQuantum raise?
PsiQuantum raised a total of $2.356B.
Who are the investors of PsiQuantum?
Investors of PsiQuantum include Third Point Ventures, Temasek, Blackbird Ventures, BlackRock, Macquarie Capital and 41 more.
Who are PsiQuantum's competitors?
Competitors of PsiQuantum include Xanadu, Pasqal, Infleqtion, IQM, Photonic and 7 more.
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Compare PsiQuantum to Competitors

Xanadu is a Canadian quantum technology company specializing in photonic quantum hardware. It develops quantum computers and quantum machine learning software, focusing on creating accessible and useful quantum computing solutions. Xanadu primarily serves the quantum research and development community. It was founded in 2016 and is based in Toronto, Canada.

Oxford Quantum Circuits provides quantum computing solutions within the technology sector. It offers quantum capabilities, including access to quantum computers via cloud services, digital infrastructure, and system design. It serves sectors such as financial services, automotive & logistics, energy & climate, health & life sciences, and national security & defence. It was founded in 2017 and is based in Reading, United Kingdom.

Alice & Bob specialize in developing universal quantum computers within the technology sector. Its offerings include designing qubits with built-in error correction for quantum computing. It also provides consulting services to aid businesses in recognizing quantum advantage opportunities and a platform for testing quantum hardware remotely. It was founded in 2020 and is based in Paris, France.
Polaris Electro-Optics focuses on integrated photonics for the communications and computation sectors. The company provides photonics products for data transmission in applications including data centers, cloud computing, artificial intelligence, high-performance computing, and quantum computing. It was founded in 2021 and is based in Broomfield, Colorado.

Alpine Quantum Technologies (AQT) specializes in general-purpose quantum computing within the quantum information processing industry. The company offers products and services based on trapped-ion technology, designed to perform a wide range of tasks such as molecule simulation and process optimization in various industries. AQT's quantum solutions are applicable in sectors such as chemistry, material sciences, and manufacturing. It was founded in 2018 and is based in Innsbruck, Austria.

Q.ANT offers industrial quantum technology and photonics solutions within the computing and sensor technology sectors. It offers products that utilize quantum mechanics and photonic principles for computational and sensing applications. It addresses the needs of sectors that require advanced data processing and signal analysis. It was founded in 2018 and is based in Stuttgart, Germany.
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