Challenge Apprentice
Home Sweet Home
Passback
Vanimal
Wildflowers STL
Green Cities Challenge
City of Brentwood, Missouri
City of Clayton, Missouri
City of Collinsville, Illinois
City of Crestwood, Missouri
City of Edwardsville, Illinois
Village of Glen Carbon, Illinois
City of Glendale, Missouri
Village of Godfrey, Illinois
City of Granite City, Illinois
City of Hazelwood, Missouri
City of Highland, Illinois
City of Maplewood, Missouri
City of Olivette, Missouri
City of Richmond Heights, Missouri
City of Webster Groves, Missouri
City of Wentzville, Missouri
Challenge Leaders
Anders CPA
CK Power
Commerce Bank
Companion Baking Company
Contemporary Art Museum
Donald Danforth Plant Science Center
Growing Green, Inc.
Jacobs
Keeley Construction
Mallinckrodt Pharmaceuticals
Metro Transit/Bi-State Development
Missouri Historical Society
Perennial
RES
RideFinders
Tarlton Corporation
Terra Environmental
ThermoFischer
Challenge Champion
Ameren Missouri
Bayer
Bethesda Health Group, Inc.
Cortex District
Curium
ESCO Technologies
Focal Pointe
Hunter Engineering
Luxfer Graphic Arts
Madison County Building & Zoning
Maritz
MilliporeSigma
Missouri American Water
Missouri Botanical Garden
MRC – Midwest Recycling Center
MTM, Inc.
Office Essentials
Quiet Village
Safety National
St. Louis Cardinals
St. Louis CITY SC
Saint Louis Science Center
Saint Louis Zoo
Veregy
Supporting Sponsors
Graybar
Ameren Missouri
Citizens for Modern Transit
RideFinders and Madison County Transit
Cortex Innovation Community
Missouri American Water
Standing Partnership
Saint Louis County Public Health
Madison County
OneSTL
New Award Opportunities for 2025
Open to Champion level participants:
Open to ALL participant levels:
