President's Office Staff
![Keydron K. Guinn](/about/_images/portraits/guinn-2023.jpg)
Keydron K. Guinn, Ph.D., MA, MBA
Executive Vice President, Office of the President
(718) 270-2611
![Melicia Walker-Diallo](/about/_images/portraits/walker.jpg)
Melicia Walker-Diallo, MBA
Executive Assistant to the President
(718) 270-2611
![no photo](/_resources/images/300-400-profile.png)
Lisa Klebanov
Executive Assistant to the Executive Vice President
(718) 270-2611
![no photo](/_resources/images/300-400-profile.png)
Roger Gilbert
Assistant, Office of the President
(718) 270-2611