Earth Day- Home Page

Click here to learn more about registering as an exhibitor for Hamden’s Earth Day Celebration.

To download a non-editable PDF, please click here.


New Haven Leon Sister City Project

Hamden Police Department

Food & Water Watch

Renewal by Andersen

Clean & Green Commission

American Medical Response


U.S. Fish and Wildlife Service

Aegis Solar

Hamden Boy Scouts

Home Run Realty LLC

NESE on behalf of United Illuminating

New England Smart Energy Group LLC

The Connecticut Agricultural Experiment Station

Hamden Social Ministries

UConn Extension Master Gardener Program

CT Invasive Plant WorkingGroup

Hamden Alliance for Trees

EcoWorks CT

350 CT

New Haven Bird Club

Sleeping Giant Park Assocation

The Spring Glen Garden Club

Citizens Campaign for the Environment

Appalachian Mountain Club Conservation Committee

Solid Waste and Recycling Commission

ShopRite Pharmacy of Hamden

The Garden Club of New Haven

League Of Women Voters Hamden/ North Haven

New England Conservation Services

HazWaste Central / Regional Water Authority

All American Waste LLC.

Thyme & Season Natural Food Market

Friends of Brooksvale Park

Hamden EUCC

Tau Xi Omega Chapter, Alpha Kappa Alpha Sorority, Inc.

Hamden Land Conservation Trust

Hamden Human Rights and Relations Commission

New England ReUse

Hamden Fire Dept. Vol. Co. 5,7,&8

Hamden Human Rights and Relations Commission

Evolutionary Home Energy Solutions

Bird Walk

Hamden Special Education PTA

St. Rita School

Hamden Historical Society / Hamden Historic Properties Commission

Posigen Solar and Energy Efficiency

Sierra Club

Hamden Public Library

Hamden Woman’s Club

American Medical Response

Paradise Country Club

Hamden Government Center • 2750 Dixwell Avenue • Hamden, CT 06518 • 203.287.7000