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Post-Quantum

Post-Quantum

Private
LondonCybersecurityhttps://post-quantum.com/

Last Round

Series A

Jul 7, 2016

Total Funding Raised

$11.52M

Momentum

Top 5%

of companies Caplight tracks

Company Overview

Post-Quantum is a cybersecurity company that develops production-ready quantum-safe security solutions to protect digital infrastructure from future quantum computing threats.

Sector

Cybersecurity

Verticals

Network Security, Identity & Access, Data Protection, Defense Tech

Business Model

B2G

Customer Profile

Government Contracts, Services & Consulting, Subscription SaaS, Usage-Based SaaS, Freemium

AI Layer

Non-AI

Keywords

post-quantum cryptographyPQCquantum-resistant cryptographycrypto-agilityharvest now decrypt laterNIST PQCcryptographic migrationgovernment cybersecuritycritical infrastructure securityhybrid VPNquantum-safe messagingbiometric verificationHNDL

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Post-Quantum Comparables

Compare Post-Quantum with similar companies based on industry and business-model similarity.

Post-Quantum comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
QuSecure
86%
ISARA Corporation
82%
Quantum Xchange
81%

Post-Quantum Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Series AJul 7, 2016
SeedMar 24, 2015

Key People

Founding team and executive leadership

Andersen Cheng

CEO

Executive Team

Post-Quantum Investors

Notable investors and investment history

Post-Quantum investors
InvestorRounds
TechstarsSeed
VMS Asset ManagementSeries A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 26, 2026

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  • Nov 11, 2025

    Monthly visitors increased 433% MoM.

Post-Quantum Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Post-Quantum Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about Post-Quantum's valuation, stock price, and market status.

Firmographic Details

HeadquartersLondon
Employee Range7
Year Founded2009
Last FundingJul 7, 2016

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