- AT&T
- AT&T
- AT&T Capital
- AT&T Long Lines
- AT&T National Technical Center
- Atalay Atasu
- Atanu Lahiri
- Athanassios N. Avramidis
- Atul Modi
- Aubree Xia
- Auburn University Student Chapter
- Auburn University Student Chapter
- Audrey Holm
- Augustine O. Esogbue
- Augusto Ruperez Micola
- Aurélie Thiele
- Austin Buchanan
- Austin Iglesias Saragih
- Auyon Saddiq
- Averill M. Law
