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ILLUTHERM

ILLUTHERM

Private
DarmstadtEnergy & Sustainabilityhttps://www.illutherm.com/

Last Round

Seed

Apr 1, 2025

Total Funding Raised

$301,000

Momentum

Top 25%

of companies Caplight tracks

Company Overview

ILLUTHERM is a machinery company that has developed a technology to generate industrial process heat using blue light from LEDs.

Sector

Energy & Sustainability

Verticals

Clean Manufacturing, Smart Manufacturing

Business Model

B2B

Customer Profile

Services & Consulting, Hardware Sales, Government Contracts

AI Layer

Non-AI

Keywords

industrial process heatLED furnaceindustrial decarbonizationelectrification of heatclimate techhigh-power LEDsprocess heatheavy industry techfossil-fuel-free heatingfurnace replacementdeep techpilot plant developmentceramics manufacturingsteel manufacturingcement manufacturing

Historical Pricing

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Caplight Momentum Score

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ILLUTHERM Comparables

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

ILLUTHERM comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
HyperHeat
87%
NOC Energy
82%
Calectra
74%

ILLUTHERM Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedApr 1, 2025
GrantMay 1, 2022

Key People

Founding team and executive leadership

Lukas Porz

Co-Founder & CEO

Founding Team

ILLUTHERM Investors

Notable investors and investment history

ILLUTHERM investors
InvestorRounds
ESA Business Incubation Centre HessenAccelerator
Lifeline VenturesSeed
European Space AgencyGrant
SPRINDGrant, Accelerator

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 13, 2026

    Open roles increased to 14, 117% of headcount.

  • Apr 8, 2026

    Monthly visitors grew 838% MoM, reaching 1.4K.

ILLUTHERM Filings

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

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Frequently Asked Questions

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

Is ILLUTHERM a public or private company?

ILLUTHERM is a private company.

What is the current stock price of ILLUTHERM?

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

How much is ILLUTHERM worth (valuation)?

Valuation information for ILLUTHERM is not publicly available.

Can I buy ILLUTHERM stock?

ILLUTHERM 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 ILLUTHERM's last funding round?

Funding round information for ILLUTHERM is not publicly available.

Who are the main investors in ILLUTHERM?

Investor information for ILLUTHERM is not publicly disclosed.

Will ILLUTHERM IPO soon?

No public IPO plans have been announced for ILLUTHERM.

How can I track ILLUTHERM secondary market activity?

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

Firmographic Details

HeadquartersDarmstadt
Employee Range12
Year Founded2023
Last FundingApr 1, 2025

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