| Abbreviation | Definition |
|---|---|
| RGS | Rocketeer Games Studio |
| RGT | Real Good Toys |
| RGT | Red Global de Trueque |
| RGTC | Rio Grande Title Company |
| RGTS | Rockefeller Group Technology Solutions |
| RGU | Resort Gifts Unlimited |
| RGU | Revenue Generating Unit |
| RGW | Radio Gets Wild |
| RGW&E | Robert Gray Writing & Editing, Inc. |
| RGW*E | Robert Gray Writing & Editing, Inc. |
| RGWE | Robert Gray Writing & Editing, Inc. |
| RHA | Residence Halls of America |
| RHB | Richard Harrison Bailey/ The Agency |
| RHB | Ross House Books |
| RHC | Red Hawk Corporation |
| RHC | Robinson Helicopter Company |
| RHC | Ruiheng (Shanghai) Consulting Company, LTD. |
| RHCT | Royal Holiday Club Timeshare Company |
| RHE | Roberts Heller Ernest |
| RHE | Rolling Hills Enterprises, Inc. |