SGMI
| Acronym | Definition |
|---|---|
| SGMI | Serial Gigabit Media Independent Interface (computing) |
| SGMI | Security Gateway Management Interface |
| SGMI | St. Galler Management Institut (St. Gallen, Switzerland) |
| SGMI | Sutter Gold Mining, Inc. (various locations) |
| SGMI | Symantec Gateway Management Interface |
| SGMI | Standard Gold Mining, Inc. (Imlay, NV) |