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Monarch Quantum, Inc.

Monarch Quantum, Inc.

Private
San Diego, CaliforniaFrontier & Industrial Techhttps://monarchquantum.com/

Last Round

Growth Equity

Mar 31, 2026

Total Funding Raised

$55M

Momentum

Top 5%

of companies Caplight tracks

Company Overview

Monarch Quantum, Inc. is a quantum photonics company that develops and manufactures integrated photonics hardware, known as Quantum Light Engines, for quantum technologies.

Sector

Frontier & Industrial Tech

Verticals

Quantum Computing, Computing Hardware, Defense Tech, Sensors

Business Model

B2B

Customer Profile

Hardware Sales, Government Contracts

AI Layer

Non-AI

Keywords

integrated photonicsquantum hardwarequantum light enginesquantum sensingphotonics subsystemsquantum infrastructuredeep tech hardwaredefense techoptical packagingquantum communicationsquantum stackruggedized photonicsquantum engineeringhard tech

Historical Pricing

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Caplight Momentum Score

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Monarch Quantum, Inc. Comparables

Compare Monarch Quantum, Inc. with similar companies based on industry and business-model similarity.

Monarch Quantum, Inc. comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Vescent Technologies, Inc.
78%
Quantum Computing Inc.
77%
Octave Photonics
71%

Monarch Quantum, Inc. Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Growth EquityMar 31, 2026

Key People

Founding team and executive leadership

Tim Day

Chairman & CEO

Executive Team

Bryan Taylor

President CFO

Executive Team

Monarch Quantum, Inc. Investors

Notable investors and investment history

Monarch Quantum, Inc. investors
InvestorRounds
55 NorthGrowth Equity

Market signals

Structured signals derived from secondary market and firmographic data.

  • Aug 20, 2026

    Monthly visitors increased 33% MoM.

  • Aug 15, 2026

    Grew 32% QoQ, from 78 to 103 employees.

Recent news

Latest coverage and updates

  • is_developingSep 8, 2026

    Monarch Quantum is developing scalable, reliable lasers and optical components on Sep 8th '26.

  • is_developingAug 16, 2026

    Monarch Quantum will develop modular entanglement distribution devices on Sep 1st '26.

  • is_developingAug 11, 2026

    Monarch Quantum is developing deployable quantum networking hardware on Aug 11th '26.

  • expands_facilitiesAug 9, 2026

    Monarch Quantum will expand facilities to San Diego, California, United States, Northern America, Americas on Dec 31st '26.

Monarch Quantum, Inc. Filings

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Monarch Quantum, Inc. filings preview — column headings only; records require access
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Frequently Asked Questions

Common questions about Monarch Quantum, Inc.'s valuation, stock price, and market status.

Is Monarch Quantum, Inc. a public or private company?

Monarch Quantum, Inc. is a private company.

What is the current stock price of Monarch Quantum, Inc.?

Monarch Quantum, Inc. is a private company with no public stock price. No recent secondary market data is available.

How much is Monarch Quantum, Inc. worth (valuation)?

Valuation information for Monarch Quantum, Inc. is not publicly available.

Can I buy Monarch Quantum, Inc. stock?

Monarch Quantum, Inc. shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Monarch Quantum, Inc.'s last funding round?

Monarch Quantum, Inc.'s most recent funding round was Growth Equity on March 31, 2026.

Who are the main investors in Monarch Quantum, Inc.?

Key investors in Monarch Quantum, Inc. include 55 North.

Will Monarch Quantum, Inc. IPO soon?

No public IPO plans have been announced for Monarch Quantum, Inc..

How can I track Monarch Quantum, Inc. secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Monarch Quantum, Inc.'s secondary market activity and sign up for updates.

Firmographic Details

HeadquartersSan Diego, California
Employee Range92
Year Founded2025
Last FundingMar 31, 2026

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