| RHESsys (Regional Hydro-Ecological Simulation System) Snow Model | Academic & Science |
| Rooted Student Ministries | Academic & Science |
| Royal School of Music | Academic & Science |
| Rock Solid Mates | Academic & Science |
| Resolute Symetrical Material | Academic & Science |
| Retail Service Merchandiser | Business |
| Rotation Space Management | Business |
| Regional Security Manager | Business |
| Result Set Management | Business Management |
| Radio Spectrum Management | Business Management |
| Risk and Strategic Management | Business Management |
| Rotterdam School of Management | Business Management |
| Religious Sisters of Mercy | Community |
| Sisters of Mercy | Community |
| Removable Storage Management | Computing |
| Remote Shared Memory | Computing |
| Remote Switch Module | Computing |
| Rate Setting Methodology | Computing |
| Remote Socket Modules | Computing |
| Restore Session Manager | Computing |
| Realtime Services Manager | Computing |
| Resource Standard Metrics | Computing |
| Replication Solutions Manager | Computing |
| Rational Software Modeler | Computing |
| Reverse Seamless Manager | Computing |
| Remote Sensing Manual | Earth Science |
| Rancho Santa | General |
| Removable Storage Manager | General |
| Rain Snow and Mud | General |
| Rankers Study Materials | General |
| Repair Station Manual | General |
| Rain Snow Mud | General |
| Reliability Service Maturity | General |
| Raj Sawh Martinez | General |
| Really Slow Motion | General |
| Resolute Support Mission | General |
| Requirements Specification Mappings | General |
| Response Surface Methods | General |
| Revenox Sales Manager | General |
| Renault Samsung Motors | General |
| Rear Seat Module | General |
| Rollover Sensing Module | General |
| Rabid Space Monkie | General |
| Royal Signals Medal | General |
| Rabid Space Monkey | General |
| Road Safety Manual | General |
| Road Safety Management | General |
| Road Safety Matters | General |
| Revenue Seat Miles | General |
| Rolling Slowdown Method | General |
| Resume Switch | General |
| Rover Scout Motorsport | General |
| Rain Sensing Module | General |
| Road Safety Monitor | General |
| Roadside Medical | General |
| Radiant Silver Metallic | General |
| R?eaux s?urit?et multim?ia | General |
| Real Sorority Moves | General |
| Robert S McNamara | General |
| Remote Speaker Microphone | General |
| Realignment Solution Methodology | General |
| Ruger Safari Magnum | General |
| Ride Some More | General |
| Rencontre Sportive Malagasy | General |
| Rencontres Sportives Malagasy | General |
| Réseaux sécurité et multimédia | General |
| Ready Steady Mental | General |
| Remote Shared Mem | General |
| Ridiculously Sad Masturbators | General |
| Rancho Santa Margarita | Governmental |
| Revolution Speed Meter | Governmental |
| Refuge Student Ministry | Governmental |
| RASMARA | Indian Railway Station |
| Russian School of Math | International |
| Regional Sales Manager | Jobs |
| Russian School of Mathematics | Maths |
| Response Surface Methodology | Maths |
| Regulator of Secondary Metabolites | Medical |
| Royal Society of Medicine | Medical |
| Recurrent Spontaneous Miscarriage | Medical |
| Restriction Site Mutation | Medical |
| Regimental Sergeant Major | Military and Defence |
| Received Sync Message | Networking |
| Route Switch Module | Networking |
| Response Surface Method | Physics Related |
| Regional Spectral Model | Physics Related |
| Railroad Switching Service of Missouri Incorporated | Regional |
| Republic of San Marino | Regional |
| Regional Sediment Management | Regional |
| Regional System Managers | Regional |
| Railroad Switching Service of Missouri | Regional |
| Regional Simulation Model | Regional |
| Repubblica di San Marino ( Republic Of San Marino) | Regional |
| Regional Support Manager | Regional |
| Really Simple Modeler | Softwares |
| Rubber Sealant Membrane | Space Science |
| Resume | Space Science |
| Roller Skating Manufacturers | Sports |
