| Abbreviation | Definition |
|---|---|
| DSG | Digital Solutions Group |
| DSG | The David Shankle Group |
| DSGI | Defense Solutions Group Incorporated |
| DSGI | Diversified Systems Group Inc |
| DSHL | Detailers Supply House Ltd |
| DSI | Daiichi Sankyo Inc |
| DSI | Data Specialties Inc |
| DSI | Dave Smith Instruments |
| DSI | Deposition Sciences Inc |
| DSI | Designed Security Inc |
| DSI | Development Solutions Inc |
| DSI | Development Specialists Inc |
| DSI | Developmental Services Inc |
| DSI | Devgru Seal Images |
| DSI | Digger Specialties Inc |
| DSI | Direct Supply, Inc. |
| DSI | Discount Shipping Insurance |
| DSI | Display Specialties, Inc. |
| DSI | Diving Systems International |
| DSI | Drywall Supply Inc |