A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 1
| Radek Peroutka (4) | Randstad Hungary Kft. (8) |
| RAVAK a.s. (6) | Re Engineering CZ, s.r.o. (4) |
| Real Game s.r.o. (5) | RecSel International (12) |
| Red Hat (39) | Reed Multilingual Shared Services (5) |
| Rieter CZ s.r.o. (5) | ROMODROM (7) |
| Rosenberg s. r. o. (4) |