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Diamond Quanta

Diamond Quanta

Private
Mountain View, CaliforniaFrontier & Industrial Techhttps://diamondquanta.com/

Last Round

Accelerator

Nov 5, 2025

Total Funding Raised

$100,000

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Diamond Quanta is a semiconductor materials platform company developing a scalable engineered diamond platform for coatings, substrates, and active devices across the consumer, automotive, aerospace, defense, and quantum photonics industries.

Sector

Frontier & Industrial Tech

Verticals

Semiconductors, Advanced Materials, AI Training Infrastructure, Quantum Computing, Defense Tech

Business Model

B2B

Customer Profile

Services & Consulting, Hardware Sales, Government Contracts

AI Layer

Infrastructure

Keywords

engineered diamondthermal managementsemiconductor materialsadvanced materialsdeep techhard techdiamond coatingadvanced semiconductor packagingAI hardwareAI data center coolingquantum photonicsdefense techfab-lightIP licensingwafer-to-wafer bonding

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Diamond Quanta Comparables

Compare Diamond Quanta with similar companies based on industry and business-model similarity.

Diamond Quanta comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Diamfab
78%
VISION IV Corporation
73%
OOKUMA DIAMOND DEVICE Co., Ltd.
73%

Diamond Quanta Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
AcceleratorNov 5, 2025
SeedSep 30, 2025
AcceleratorSep 4, 2024

Key People

Founding team and executive leadership

Michael Pierantozzi

Co-Founder and COO BD

Founding Team

Diamond Quanta Investors

Notable investors and investment history

Diamond Quanta investors
InvestorRounds
Plug and Play Tech CenterAccelerator
Silicon CatalystAccelerator
CoreLabs CapitalSeed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 24, 2026

    Monthly visitors grew 170% MoM to 1.3K.

  • Jan 19, 2026

    Monthly visitors increased 31% MoM, reaching 1.2K.

Recent news

Latest coverage and updates

  • launchesSep 4, 2026

    Diamond Quanta launches Adamantine Optics technology at CES 2026 Eureka Park.

  • is_developingJul 21, 2026

    Diamond Quanta, Inc. is developing Adamantine Platform for scalable diamond interfaces on Jun 1st '26.

Diamond Quanta Filings

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Diamond Quanta filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Diamond Quanta's valuation, stock price, and market status.

Is Diamond Quanta a public or private company?

Diamond Quanta is a private company.

What is the current stock price of Diamond Quanta?

Diamond Quanta is a private company with no public stock price. No recent secondary market data is available.

How much is Diamond Quanta worth (valuation)?

Valuation information for Diamond Quanta is not publicly available.

Can I buy Diamond Quanta stock?

Diamond Quanta 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 Diamond Quanta's last funding round?

Diamond Quanta's most recent funding round was Accelerator on November 5, 2025.

Who are the main investors in Diamond Quanta?

Key investors in Diamond Quanta include Plug and Play Tech Center, Silicon Catalyst, CoreLabs Capital.

Will Diamond Quanta IPO soon?

No public IPO plans have been announced for Diamond Quanta.

How can I track Diamond Quanta secondary market activity?

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

Firmographic Details

HeadquartersMountain View, California
Employee Range1
Year Founded2024
Last FundingNov 5, 2025

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