| Abbott Laboratories |
| Aetna Foundation, Inc. |
| Charles Schwab |
| Cigna |
| Coca-Cola Company |
| Dominion Foundation |
| Eaton Charitable Fund |
| The GE Foundation |
| Goodrich Foundation |
| Greystone |
| ITW Foundation |
| KeyBank Foundation |
| Lubrizol Corporation |
| Merck Company Foundation |
| New York Life |
| NTT Research, Inc. |
| Pitney Bowes |
| PNC Foundation |
| Preformed Line Products Company |
| Progressive Insurance Foundation |
| Rockwell International Corporation Trust |
| The Sherwin Williams Company |
| State Farm Companies |
| Takeda Pharmaceuticals USA, Inc. |
| UBS Financial Services Inc. |
| Verizon Foundation |
| Visa, Inc |
| Walt Disney Company Foundation |
| Walter & Haverfield LLP |