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PsiQuantum

Palo Alto, California, United States
www.psiquantum.com
PsiQuantum, founded in 2016 and headquartered in Palo Alto, California, is pioneering the development of the world's first commercially viable, fault-tolerant quantum computers. Utilizing a photonic approach, the company leverages high-volume semiconductor manufacturing to overcome scalability challenges in quantum computing. PsiQuantum's innovative technology includes the integration of advanced materials like Barium Titanate for high-performance optical switches and a unique cooling solution that supports large-scale quantum systems. Collaborating with industry leaders such as NVIDIA, PsiQuantum aims to revolutionize computing by enabling unprecedented simulation capabilities and addressing complex global challenges.

Leadership & Board

Key Executives
Co-Founder and CEOJeremy O'Brien
Co-Founder and Chief ArchitectTerry Rudolph
Co-Founder and Chief ScientistMark Thompson
Co-Founder and Chief Strategy OfficerPete Shadbolt
Chief Operating OfficerMatt Hutchings
Global Strategy Team - Europe, Asia & AustralasiaKaren Winton
Co-founder and Chief Strategy OfficerPeter Shadbolt
Current Number of Employees588
Current LinkedIn Followers75,389

Latest Estimated Valuation

Estimated Valuation$7B
Estimated Valuation$7B
Total Amount Raised$1B
Total Amount Raised$1B
Total Funding Rounds1
Total Funding Rounds1
Latest Funding Amount$1B
Latest Funding Amount$1B
Latest Funding RoundSeries E
Latest Funding RoundSeries E
Post-Money Valuation$7B
Post-Money Valuation$7B

Employee Trend

PsiQuantum had 588 employees as of February 10, 2026. The number of employees increased by 3 (0.51%) week-over-week.
588Latest Employee Count
3(0.51%)Week-Over-Week Change
Employee Trend serves as a data-driven indicator of company growth and expansion. The measurement reflects how a company’s workforce size changes over time.

Social Trend

PsiQuantum had 75,389 followers as of February 10, 2026. The number of followers increased by 376 (0.50%) week-over-week.
75,389Latest Followers Count
376(0.50%)Week-Over-Week Change
LinkedIn Follower Trend serves as a data-driven indicator of market interest and company visibility. The measurement reflects how a company’s LinkedIn follower count changes over time.

Funding Round

Funding Date
Funding Round
Amount Raised
Post-Money Valuation
Sep 10, 2025
Series E
$1.00B
$7.00B

Investors

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