| Recab Danmark | 2765 | Smørum |
| Reecon A/S | 7100 | Vejle |
| Reguvent ApS | 8660 | Skanderborg |
| RENO A/S | 8250 | Egå |
| Renold Nordic | 4100 | Ringsted |
| Reo-Pack A/S | 9550 | Mariager |
| Resinex Danmark A/S | 3500 | Værløse |
| RG ROM GUMMI | 7620 | Lemvig |
| RIAS A/S | 4000 | Roskilde |
| Rinco Ultrasonics Danmark A/S | 3100 | Hornbæk |
| Risager A/S | 8464 | Galten |
| RMIG A/S | 2750 | Ballerup |
| ROBOTECH A/S | 3460 | Birkerød |
| RoboTool A/S | 6600 | Vejen |
| Röchling Industrial Allingaabro/meta plast | 8961 | Allingåbro |
| Rolf Schmidt Industriplast A/S | 6000 | Kolding |
| Rota-Dan A/S | 9220 | Aalborg Ø |
| Royal Greenland Seafood A/S | 9230 | Svenstrup J |
| RUSTEK A/S | 7800 | Skive |