The following is a partial list of the firms that during our annual September review met the rules and methodology for inclusion into our US Core Impact Index (ICANNDX).
| 2U Inc | Aflac | Alphabet |
| Amedisys | American States Water | American Water Works |
| Apple | Atlantica Yield | Aqua America |
| Acadia Health | Autoliv | Beyond Meat |
| Bright Horizons | Brookfield Renewable | Bunge |
| CF Industries | CHEGG | Clarcor |
| Clean Harbors | Compass Minerals | Covanta |
| CREE | CVS Health | Danaher |
| Daqo New Energy | Deere & Co | Disney |
| Donaldson Corp | Ecolab | Encompass Health |
| Envision Healthcare | Etsy | |
| First Solar | GFL Environmental | Hain Celestial |
| Itron | Johnson Controls | Laureate Education |
| Maxar | Mosaic | MSA Safety |
| Motorola Solutions | Nexterra Energy | NIO |
| NY Times | Omega Healthcare | Ormat Technologies |
| Pentair | PotlachDeltic | Pluralsight |
| Rayonier | Republic Services | Sabra Healthcare |
| Sao Paolo Water | Select Medical Holdings | Senior Housing Properties |
| Socieded Minera de Chile | SolarEdge | Sprouts Farmers |
| Stericycle | Sunpower | Teledoc |
| Tesla | Tetra Tech | |
| Unum Group | Veoneer | Vivint Solar |
| Ventas | Walgreens Boots | Waste Connections |
| Waste Mgmt | Watts Water Tech | Western Union |
| Weyerhaeuser | Xylem | Zoetis |
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