| Allison Engine Company | business | 1915 |
| Allison Transmission | business, public company | 1916 |
| AmericanConnection | airline | 2001 |
| Chautauqua Airlines | airline | 1973 |
| Elevance Health, Inc. | organization, business, enterprise, public company | 2004 |
| Eli Lilly and Company | pharmaceutical company, organization, business, public company | 1901 |
| Federal Home Loan Banks | business, credit institution | 1932 |
| Republic Airways | regional airline | 1998 |
| Shuttle America | airline | 1998 |
| Steak 'n Shake | restaurant chain, business, enterprise | 1934 |