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AmpliSi

AmpliSi

Private
SheffieldEnterprise Softwarehttps://www.amplisi.com/

Last Round

Pre Seed

Mar 12, 2026

Total Funding Raised

$2.7M

Momentum

Top 10%

of companies Caplight tracks

Company Overview

AmpliSi is an energy storage company that develops proprietary porous silicon anode materials designed to replace graphite in lithium-ion batteries.

Sector

Enterprise Software

Verticals

Semiconductors, Computing Hardware, Workflow Automation

Business Model

B2B

Customer Profile

Services & Consulting, Data as a Service

AI Layer

Non-AI

Keywords

silicon anodebattery materialsmagnesiothermic processenergy storagebattery techanode materialsporous siliconnext-gen batteriesmaterial sciencedeep techbattery supply chainEV battery

Historical Pricing

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Caplight Momentum Score

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AmpliSi Comparables

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AmpliSi comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Ionobell
34%

AmpliSi Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Pre SeedMar 12, 2026

Key People

Founding team and executive leadership

Ruth Sayers

Chief Executive Officer

Executive Team

Gwen Chimonides

Chief Technology Officer

Executive Team

AmpliSi Investors

Notable investors and investment history

AmpliSi investors
InvestorRounds
Clean Growth Investment ManagementPre Seed
Northern GritstonePre Seed
Cambridge Future TechPre Seed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Mar 18, 2026

    $3M raised in Pre Seed round.

AmpliSi Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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AmpliSi Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersSheffield
Employee Range4
Year Founded2025
Last FundingMar 12, 2026

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