| Abbreviation | Definition |
|---|---|
| RMCL | Roots Multi Clean Ltd |
| RMD | Radiation Monitoring Devices, Inc. |
| RMD | Robotic Marketing Devices, Inc. |
| RMD | Rocky Mountain District |
| RMD | Rotational Molding Division |
| RMFC | Rocky Mountain FIRE Company |
| RMG | Regel + Messtechnik, GmbH |
| RMG | Rheinischen MissionsGesellschaft |
| RMH | Records Management Hawaii |
| RMH | Rocky Mountain Harley- Davidson, Denver, Colorado |
| RMI | Rainier Mountaineering Inc |
| RMI | Reaction Motors, Inc. |
| RMI | Rocky Mount Instruments |
| RMI | Rural Missouri, Incorporated |
| RMII | Rocky Mountain Internet, Inc. |
| RMJ | Rice, Michels, & Johnson |
| RMJ | RICHARD M. JOHNSON & ASSOCIATES, INC. |
| RMJ | Robert M. Jamison Company |
| RML | Ray Mallock Ltd |
| RML | Raynworth Marketing Limited |