| Abbreviation | Definition |
|---|---|
| GRSI | Grove Resource Solutions Inc |
| GRT | G. R. Thanga Maligai |
| GRTC | Greater Richmond Transit Company |
| GRTI | Gila River Telecommunications Inc |
| GRTI | Gila River Telecommunications, Inc. |
| GRU | Games R Us |
| GS | Gas Station |
| GS | Gentoo Stable |
| GS | Gift Shop |
| GS | Goldman Sachs |
| GS | Graphical Solutions |
| GS | Gunold Systems |
| GSAL | Grass Strip Aviation Ltd |
| GSAT | General Telephone and Electronics Satellite Corporation |
| GSBC | Greater Salem Ballet Company |
| GSBD | Green Square Brand Design |
| GSC | Global Service Centre |
| GSC | Grocery Store Company |
| GSC | Grocery Supply Company |
| GSCI | Glass Service Center, Inc. |