| Unit Name: | 311th Sustainment Command (Expeditionary) |
| Dates: | 1950-present |
| Country: |  United States of America |
| Role: | Sustainment Command (Expeditionary) |
| Command Structure: | 79th Sustainment Support Command |
| Current Commander: | Earl C. Sparks, IV[1] |
| Garrison: | Los Angeles, California |
| Motto: | “ Provide, Maintain, Sustain” |
| Colors: | Buff and Scarlet |
| Commander2: | Denny Walker |
| Commander2 Label: | Command Sergeant Major |
| Identification Symbol Label: | Distinctive unit insignia |
| Identification Symbol 2 Label: | Unit Crest |
The 311th Sustainment Command (Expeditionary) (ESC) is a subordinate command of 79th Sustainment Support Command.
The command is made up of the following units:[2]