- Rioworks
- Rip curl
- RIP TUNES
- RIPEnergy
- Ripmax
- Riptide
- riptunes
- Ris
- Risco
- RISCO Group
- Rise
- Rishabh
- Rislone
- Riso
- Riso Kagaku
- Ritchie
- Ritchie Engineering
- Ritchie Industries
- Rite Lite
- RITE-HITE
- rite-temp
- Ritec
- RiteTemp
- ritm
- Ritmix
- RITOS
- Ritron
- Rittal
- Rittal SK
- Ritter
- Ritto
- RITZVIVA
- Riva
- RIVACASE
- Rivacold
- Rival
- River City
- River Grille
- River of Goods
- Rivera
- Riverbed
- Riverbed Technology