QuintessenceLabs

QuintessenceLabs

Private
CanberraCybersecurityhttps://quintessencelabs.com

Last Round

Early Funding

Mar 31, 2025

Total Funding Raised

$43.12M

Momentum Score

25 /100

Company Overview

QuintessenceLabs is a quantum cybersecurity company that provides quantum-resilient data protection solutions, including high-speed quantum random number generation, crypto-agile key management, and quantum key distribution.

Sector

Cybersecurity

Verticals

Quantum Computing, Data Protection, Network Security, Defense Tech, Cloud Security

Business Model

B2G

Customer Profile

Hardware Sales, Government Contracts, Hardware + Subscription, Subscription SaaS, Services & Consulting

AI Layer

Non-AI

Keywords

quantum cybersecurityquantum random number generationQRNGquantum key distributionQKDkey management serverKMSpost-quantum cryptographyPQCcrypto-agilityquantum-safe encryptionhardware security moduleHSMentropy as a serviceEaaStrue random number generatorgovernment cybersecurityone-time pad encryptionsoftware development kitSDK

Historical Pricing

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Caplight Momentum Score

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QuintessenceLabs Comps

Public and private peers based on sector, stage, and business model.

CompanyStatusEst. ValuationRev Multiple
OpenAIPrivate$86.0B~40x
CoherePrivate$5.0B--
Competitor 1Public$XX.XBXXx
Competitor 2Public$XX.XBXXx

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QuintessenceLabs Funding Rounds

Historical fundraising activity

RoundDateAmount RaisedValuationInvestorsSources
Early FundingMar 31, 2025
Series B ExtensionMar 8, 2022
Series BOct 26, 2021
VC RoundFeb 19, 2020
GrantJan 23, 2018
Grant
Jul 17, 2017

Key People

Founding team and executive leadership

John Leiseboer

Chief Technology Officer

Executive Team

John Plummer

Chief Financial Officer Company Secretary

Executive Team

QuintessenceLabs Investors

Notable investors and investment history

InvestorRounds
Main SequenceEarly Funding, Series B
InterValley VenturesSeries B, Early Funding
National Reconstruction Fund CorporationEarly Funding
In-Q-TelVC Round
Chevron Technology VenturesSeries B Extension
TELUS Global VenturesEarly Funding
Main Sequence VenturesEarly Funding

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 10, 2025

    Won the 2025 Intellyx Digital Innovator Award.

  • Mar 31, 2025

    $13.2M raised in early funding.

QuintessenceLabs Filings

SEC and related filings with document metadata.

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QuintessenceLabs Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersCanberra
Employee Range44
Year Founded2008
Last FundingMar 31, 2025

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