| Company | Type | Founded |
|---|---|---|
| America West Airlines | airline | 1981 |
| Amkor Technology | service provider, business, enterprise, public company | 1968 |
| Arizona State University | public educational institution of the United States, university, open-access publisher | 1885 |
| First Solar | business, enterprise, public company | 1999 |
| US Airways | airline | 1937 |
| US Airways Express | airline | 1967 |