List of GDI members and affiliates

First Tiberium War

 * UN Defense Secretary Charles Olivetti
 * Brig. General Mark Jamison Sheppard
 * Brig. General Adam Locke
 * Doctor Ignatio Mobius
 * Doctor Sydney Mobius
 * Doctor Wong Hu Chan
 * Colonel J.C. Carter
 * Colonel M.O. Morelli
 * Captain Soanso
 * Captain Duncan
 * Captain Nick Parker
 * Lt. Logan Sheppard
 * Lt. Adriana Maus
 * Erich Wulfe, Nigel Grant, Shai Aviv, Daryl MacInnis
 * Agent Delphi

Second Tiberium War

 * General James Solomon
 * Lt. General Paul Cortez
 * Dr Gabriella Boudreau
 * Commander Michael McNeil
 * Lt. Commander Chandra
 * Pilot Brink
 * Base Commander Tao
 * Archaeologist Valdez

Third Tiberium War

 * Director Kinsburg
 * Director Redmond Boyle
 * Lt. General Jack Granger
 * Lt. Sandra Telfair
 * Lt. Kirce James
 * Lt. Fullerton
 * Dr. Gerode