| Cox Enterprises | enterprise | 1898 |
| Equifax | credit bureau, business, public company | 1899 |
| ExpressJet | airline | 1986 |
| Federal Reserve Bank of Atlanta | organization, Federal Reserve Bank | May 18, 1914 |
| First Data | business | 1969 |
| Georgia-Pacific | privately held company, business, enterprise, public company | 1927 |
| Global Payments | business, public company | 2000 |
| Invesco | business, enterprise, public company | 1935 |
| Krystal | fast food restaurant chain | 1932 |
| Morehouse College | historically black college or university, college, private not-for-profit educational institution, school | 1867 |
| NCR Corporation | business, enterprise, public company | 1884 |
| Society of Biblical Literature | organization, open-access publisher, scientific society, learned society | 1880 |
| Southern Company | energy company, business, enterprise, public company | 1945 |
| TNT | production company, specialty channel, subscription television | October 3, 1988 |
| United States Centers for Disease Control and Prevention | United States federal agency, open-access publisher | — |
| World Championship Wrestling | privately held company, business, subsidiary company | October 11, 1988 |