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Mill

Mill

Private
San Bruno, CaliforniaEnergy & Sustainabilityhttps://www.mill.com/

Last Round

Strategic

Dec 16, 2025

Est. Valuation

$670M

Total Funding Raised

$232M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Mill is a clean technology company that provides a digitally connected food recycling system designed to dehydrate and grind food scraps into nutrient-rich grounds.

Sector

Energy & Sustainability

Verticals

Waste Management, Circular Economy, Home & Lifestyle, Facility Management

Business Model

B2C

Customer Profile

Hardware + Subscription, Hardware Sales, Data as a Service

AI Layer

Application

Keywords

food waste recyclercompost binelectric composterkitchen appliancefood waste managementsmart kitchenwaste diversionfood scrap dryercircular economycommercial food wastewaste analyticssustainability techhardware as a servicehaas

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Mill Comps

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

Mill comps — public and private peers by 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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Mill Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
StrategicDec 16, 2025
StrategicDec 16, 2023
Series CSep 6, 2023
VC RoundApr 1, 2023
VC RoundJan 17, 2023
Series B
Jan 25, 2022

Key People

Founding team and executive leadership

Matthew Rogers

Founder CEO

Founding Team

Patrick Dixon

Chief Financial Officer

Executive Team

Mill Investors

Notable investors and investment history

Mill investors
InvestorRounds
Overlay CapitalSeries C
Cleo CapitalSeries C
GVSeries C, VC Round, Series A, Series B
Gigascale CapitalSeries C
Prelude VenturesSeries B, VC Round, Series A, Series C
Kindred VenturesSeries C
Hawktail ManagementSeries B

Market signals

Structured signals derived from secondary market and firmographic data.

  • Apr 27, 2026

    Partnered with Compass Group to deploy commercial solution in dining facilities.

  • Apr 2, 2026

    Partnered with L.A. Compost to support 50+ community compost hubs.

Mill Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Mill Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersSan Bruno, California
Employee Range552
Year Founded2020
Last FundingDec 16, 2025

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