- William Clark
- William Comisford
- William Cornachio
- William D. Barwick
- William D. Busko II
- William D. Christ
- William D. Deveau
- William D. Forrest
- William D. Gould
- William D. Gross
- William D. Holyoak
- William D. Klein
- William D. Lautman
- William D. Pargaman
- William D. Rahm
- William D. Simon
- William D. Sutherland VI
- William D. Waldrip
- William Data Systems Acquired By Syncsort
- William de Laszlo
- William Demant Holding A/S Acquisitions
- William Dice Lineberry
- William Doroh
- William E. Bindley
- William E. Breslau
- William E. Chiles
- William E. Ford
- William E. Glenn
- William E. Goodill
- William E. Holt
- William E. Kelly Agency Acquired By Integro
- William E. Kennard
- William E. Mayer
- William E. Nakasian
- William E. Peterson
- William E. Pommerening
- William E. Read
- William E. Rose
- William E. Shanahan
- William E. Sider
