| Prefabrikát, a.s. |
|
| Stavoservis, s.r.o. |
|
| PREMAC, spol. s r.o. |
|
| DomStav spol. s r.o. |
|
| REGENA, s.r.o. |
|
| RST SLOVAKIA, spol. s r.o. |
|
| Chémia-Servis, s.r.o. |
|
| HUECK SYSTEM, s.r.o. |
|
| Stavebniny ERBE, Robert Boroš |