Mill

mill.com

HQ: San Bruno, California, United States

200

Lifestyle & Health

Company research

Public company, workplace, funding, and market signals

Updated Aug 16, 2026

Overview

Mill is a San Bruno-based waste-prevention technology company founded by former Nest leaders. It develops connected food-recycling hardware and software that dehydrates and grinds food scraps into dry, odorless Food Grounds, which can be composted, used locally, or processed into a chicken-feed ingredient. The company is expanding from residential kitchens into workplaces, grocery stores, and commercial food-service operations.

Primary product

Mill Food Recycler, a connected household food-recycling appliance paired with optional pickup and recycling services; the company also offers Mill for Workplace and is developing Mill Commercial.

Founded

2020

Headquarters

950 Elm Avenue, Suite 200, San Bruno, California 94066, United States

Team size

Approximately 100–250 employees based on third-party estimates; LinkedIn-derived sources report substantially higher figures, so the public data is inconsistent.

Work style

Hybrid

Industry

Environmental services

Sub-industry

Food-waste recycling, circular economy, climate technology, connected hardware

Offices

San Bruno, California, United States

Guadalajara, Jalisco, Mexico

Juárez, Chihuahua, Mexico

Business model

Direct-to-consumer hardware sales

Hardware rental/product-as-a-service

Residential pickup subscription

B2B workplace and commercial food-waste infrastructure

Enterprise software and analytics

Recovered feedstock/resource sales

Funding

Stage

Venture-backed, reported Series C / strategic-investment stage

Total raised

$70.4M

Latest round

Strategic investment from Amazon Climate Pledge Fund · Dec 2025

Strategic investment

Dec 2025 · Amazon Climate Pledge Fund

Series C

Sep 2023 · Prelude Ventures

$70M

Venture / early financing

Apr 2023

$378.8K

Series B

Jan 2022 · Breakthrough Energy Ventures and GV are reported as participating

People & investors

Leadership

Matt Rogers

Co-founder and CEO

Harry Tannenbaum

Co-founder and President

Adam Mittleman

Head of Hardware Engineering

Brandon Nutter

Head of Software Engineering

Sunil Thulasidasan

Head of Computer Vision

Chris Brown

Executive Creative Director

Investors

Amazon Climate Pledge Fund

Breakthrough Energy Ventures

Cleo Capital

Energy Impact Partners

Work & culture

Public recruiting materials emphasize mission-driven climate impact, cross-functional collaboration, ownership, hands-on product development, and work across hardware, firmware, software, data, and industrial systems. The team draws heavily on former Apple and Nest product-development experience.

Work style

Hybrid

Compensation

Public job postings provide salary signals for San Bruno engineering roles. A Firmware Engineer posting listed an estimated base salary of $185,000–$210,000, while a Lead Hardware Systems Engineer posting listed $195,000–$255,000, excluding benefits and equity. Individual postings should be checked for current ranges and sponsorship language.

Benefits

Company equity

Health, dental, and vision-related benefits

401(k)

Flexible spending account

Parental leave

Family and childcare benefits

Flexible work schedule

Hybrid work model

Lunch-and-learns

On-site parking

Free snacks and drinks

Some meals provided

Product & market

Pricing

Residential customers can purchase the appliance, rent it, or finance it. Current public pricing shows Mill Essential from $799 and Mill Plus from $999; rental pricing has been advertised from approximately $29.99–$35 per month, depending on plan. Optional Mill Pickups are currently advertised at $192 plus tax per year. Commercial pricing is not publicly disclosed.

Differentiators

—Processes a broad range of food scraps, including bones and other difficult inputs, by drying and grinding them into shelf-stable Food Grounds.
—Designed as an odorless, low-maintenance alternative to household trash, countertop composters, and frequent curbside handling.
—Closed-loop pathways can route Food Grounds into chicken-feed ingredients or local composting and farming systems.
—Connected hardware, mobile software, fleet-management tools, and impact analytics support residential and enterprise deployments.
—Commercial product combines food-waste processing with AI-enabled measurement and characterization of what is discarded.
—Founders and product team have prior Apple and Nest experience in connected consumer hardware.

Technology

Connected electromechanical appliances

Food dehydration and grinding

Embedded firmware

C/C++

FreeRTOS

Linux-based embedded systems

Raspberry Pi-class systems

Qt / embedded user interfaces

Wi-Fi and Bluetooth Low Energy

AWS

AWS IoT

AWS CDK

API Gateway

Lambda

RDS

DynamoDB

IAM

Python

TypeScript and JavaScript

React Native and mobile applications announced in job postings and technology profiles are third-party-reported; Mill does not publish a complete official stack.

Customers

Whole Foods Market

Amazon / Amazon Climate Pledge Fund partnership

Compass Group North America

Duolingo

Vornado Realty Trust

Bristol Myers Squibb

R.City in Phoenix

City of Tacoma pilot

Google AI Futures Fund partnership

Competitors

Lomi

Reencle

Vitamix FoodCycler

Aerobin

Curbside composting and municipal organics programs

Lumitics

Glacier

CanaM

Scale & contact

Estimated revenue

Approximately $20M–$100M annually. Mill CEO Matt Rogers told Axios in April 2025 that trailing-12-month revenue exceeded $20M; Growjo provides an unverified estimate of approximately $97.1M annually. The range reflects the difference between reported revenue and third-party modeling.

Estimated monthly visits

201.5K

Traffic estimate as of May 2026

Latest news

Amazon and Mill partner on commercial food-waste recycling for Whole Foods Market

Mill / Amazon · Dec 2025

Amazon’s Climate Pledge Fund invested in Mill, while Whole Foods Market became the initial deployment partner for Mill Commercial. Deployment is planned to begin in 2026, with broader rollout described for 2027.

Mill reports nearly 10 million pounds of food diverted from landfills

Mill · Jun 2025

Mill reported that households and workplaces had kept nearly 10 million pounds of food waste out of landfills and published an updated life-cycle assessment based on real-world usage data.

Mill reaches more than $20M in trailing-12-month revenue and launches workplace business

Axios · Apr 2025

Mill CEO Matt Rogers told Axios that the company had generated more than $20M in trailing-12-month revenue and was expanding into workplace deployments.

Mill launches its second-generation food recycler with purchase and rental options

Mill / PR Newswire · Feb 2024

The second-generation product was described as faster, quieter, and more energy-efficient. Mill introduced outright purchase, rental, and financing options, moving beyond its original subscription-only model.

Mill’s recycled chicken-feed ingredient approved for distribution in Washington State

Mill · Feb 2024

Mill announced regulatory approval for distribution of its recycled food-ground chicken-feed ingredient in Washington State, supporting its closed-loop resource pathway.

Jobs and careers at Mill

27 jobs at Mill

Executive Assistant

On-site

Misc

San Bruno, California; San Bruno, California, United States

2d ago

On-site

Full-time