| 100th Training Division (Leader Development) | airborne infantry division, United States Army infantry division, training division | Fort Knox | 1918 |
| 20th Century Animation | television production company, animation studio, film production company | Century City | February 1994 |
| 20th Television Animation | business | Los Angeles | May 19, 1999 |
| 2K | video game publisher, video game developer | Novato | 2005 |
| 2K Play | video game publisher | Novato | September 10, 2007 |
| 2K Sports | video game publisher | Novato | January 25, 2005 |
| 3Com | business, enterprise | Marlborough | 1979 |
| 3D Realms | video game developer | Garland | 1994 |
| 4Kids TV | television production company, television channel | — | September 14, 2002 |
| 7-Eleven | brand, business, gas station chain, convenience store chain | Dallas, Irving | 1927 |
| 80th Training Command | functional command, United States Army infantry division, airborne division, training division | Richmond | 1917 |
| 87North Productions | film production company | Santa Monica | April 1, 2019 |
| 91st Training Division (Operations) | United States Army infantry division, training division, training brigade | — | 1917 |