Join us at GreenEXPO 2025, held alongside the City of Newton’s beloved Harvest Fair! This annual celebration draws over 1,000 attendees from Newton and neighboring communities for a day of sustainability, learning, and fun.

Explore a vibrant showcase of eco-friendly products, innovative services, and green initiatives from local businesses, community organizations, and city departments. Whether you’re curious about renewable energy, waste reduction, or how to live more sustainably at home, there’s something for everyone—including kid-friendly activities, interactive exhibits, and helpful resources to inspire climate-conscious living.

Every small action makes a difference. Come discover how you can make a positive impact on our planet—one choice at a time!

Free and open to all. We look forward to seeing you there!

2025 Exhibitors

Bike Newton

Black Earth

Bluebikes

Citizens Climate Lobby

City of Newton DPW

City of Newton Stormwater

City of Newton Sustainable Materials Management Division

Daylight Energy

Ecoloop

EcoQuiet

Endless Energy

Forge

Fulfilled Goods

Green Century Capital Management

Green Newton – CLEAN ENERGY STARTS AT HOME │MASS SAVE │ KIDS’ CRAFTS & CLIMATE GAMES

Homeworks Energy

Lazer Robotics – ROBOTICS DEMOS

Lucid Motors – LUCID EV DISPLAY

Mothers Out Front Newton

NEEECO

New England Solar Hot Water

Newton Conservators

Newton Energy Coach – HIGH EFFICIENCY MODEL HOME

Newton EV Task Force

Newton Ligerbots – ROBOTICS DEMOS

Newton Recycling Committee

Newton Tree Conservancy

Olin Electric Motor Sports – ELECTRIC RACE CAR

Pearl’s Premium Ultra Low Maintenance Lawn Seed

Plant Based Treaty

ReBrew

StarGroup HVAC

Studio for High-Performance Design and Construction

Weathervane Home Services