A2ZERO Green Fair

2025 A²ZERO Green Fair
Downtown Ann Arbor

Friday, September 19, 2025

5:00 p.m. - 8:00 p.m.

The application portal for 2025 opens in July.

Join us for this annual event featuring 100 exhibitors advancing sustainable living with information about renewable energy, energy waste reduction, the circular economy, local food systems, environmental resources, green transportation, environmental advocacy and justice, urban forestry, and so much more!

2024 Green Fair Activities Included: stroll the exhibits, enjoy live music with the Vicissitones on Liberty and David French at Huron, join the Bike Parade for the Planet at 6pm, bring a t-shirt for a sustainable screen print, bring a gadget to try fixing at the All Hands Active Repair Station, dance with Huron the Water Drop, check out a storm drain scope, and test your climate action knowledge at the A²ZERO Trivia Booth. Green Fair also kicked off A2Tech360 and the World Car Free Week Challenge.

Get Involved - Volunteer

THANK YOU to the 2024 Green Fair Volunteers!  Event volunteers are welcome and appreciated. Please check back soon for 2025 opportunities through Give 365. Find ways to connect with all the fun and support the Fair at the same time!

THANK YOU 2024 Exhibitors!

Use the dropdown menus below to view our 2024 exhibitors - and keep an eye on this page for 2025 updates!

Green Fair is held along Main Street from William to Huron Streets in downtown Ann Arbor. The list of Exhibitors is alphabetical by block, making it easier for you to find the areas or exhibitors you are most interested in connecting with at the fair.

Main Street - WILLIAM TO LIBERTY

All Hands Active - Learn small appliance repair techniques on site

Ann Arbor District Library

Ann Arbor Scooter Company

Bicycle Alliance of Washtenaw

Big George's Appliance Mart

Blueprints for Pangaea

Cinnaholic

City of Ann Arbor Office of Sustainability and Innovations - Circular Economy

City of Ann Arbor Clerk's Office

City of Ann Arbor Office of Sustainability and Innovations - EV Technology

City of Ann Arbor Planning Services

City of Ann Arbor Police Department, Safety Services and Community Engagement

City of Ann Arbor Transportation

Common Cycle

Community Action Network

Conscious Planet - Save Soil

East Michigan Electric Auto Association - ask about test rides

Food Gatherers

getDowntown - sign up for the World Car-Free Week Challenge

Green Business Challenge

Happy Planet Running

Hickory Nut Farmstead

Human Electric Hybrids

People's Food Co-op

The Hungry Locavore

TheRide (Ann Arbor Area Transportation Authority)

Urban Rider Cargo Bikes - Borrow A Cargo Bike A2

VegMichigan

Washtenaw Community College

Washtenaw Optimal Wellness

ZeroWaste.Org

LIVE MUSIC with The Vicissitones

Main Street - LIBERTY TO WASHINGTON

A²ZERO Ambassadors

A²ZERO Home Energy Advisor with Walker Miller

A²ZERO Rebate Program with Elevate

A²ZERO Solarize

American Institute of Architects - Huron Valley Chapter

Ann Arbor/Washtenaw 2030 District

Ann Arbor Citizens' Climate Lobby

City of Ann Arbor Public Works

City of Ann Arbor Renters Commission

City of Ann Arbor Water - see the scope truck in action

DTE

Ecotelligent Homes

Great Lakes Renewable Energy Association

Green Energy Neighbors

Haley Mechanical

Homeland Solar

Huron River Watershed Council

Huron Waterloo Pathways Initiative - Border to Border Trail

Kilowatts for a Cause

Leslie Science and Nature Center and Ann Arbor Hands-On Museum

Michigan Public Service Commission

MoldPro

MowGreenMow

Pro Energy Consultants

Scio Residents for Safe Water

Sumpter Solar

THRIVE Collaborative

Washtenaw County Environmental Council

Washtenaw County Water Resources Commissioner's Office

Washtenaw County Weatherization Assistance Program WCOCED

Main Street - WASHINGTON TO HURON

A²ZERO 10,000 Trees

A²ZERO Games and Trivia with the Climate Corps - win prizes

A²ZERO Sustainable Screen Printing with the Climate Corps - get your t-shirt printed here

Adapt: Community Supported Ecology

Ann Arbor for Public Power

Ann Arbor Wild Ones

City of Ann Arbor Forestry

City of Ann Arbor GIVE 365

City of Ann Arbor Office of Sustainability and Innovations - learn about the A2ZERO Plan and the SEU

City of Ann Arbor Resilience and EMS

Community Action Network

Ecology Center

Kiwanis Club of Ann Arbor

Legacy Land Conservancy

Love is Global

Michigan League of Conservation Voters

Michigan Synthetic Biology Team at UM

Seeds to Community

The Treeline Conservancy

U.S. Environmental Protection Agency

University of Michigan Center for Sustainable Systems

University of Michigan Office of Campus Sustainability

Washtenaw 350

Washtenaw Climate Reality

LIVE MUSIC with David French

Contact Info

DeAndré Calvert

Senior Analyst, Engagement

Email DeAndré