| Company name | Reg. code |
|---|---|
| KATOTEC OÜ | 12040513 |
| KATTED24 OÜ | 16138290 |
| KATEREC TOOTMINE OÜ kustutatud | 12690139 |
| KATOTAL INVEST OÜ | 16561999 |
| KATTER SERVICE OÜ | 12469601 |
| PVC KATTED OÜ | 10256091 |
| KATTEL-DIISEL OÜ kustutatud | 10062611 |
| KATTEL PHOTOGRAPHY OÜ | 14747777 |
| KATTEL PRODUCTION OÜ | 17072162 |
| REVAL KATTED OÜ | 16182440 |
| VÕTMED KÄTTE OÜ kustutatud | 12187104 |
| KATTE GRUPP OÜ | 12995092 |
| KATEC & MANK OÜ | 12378175 |
| KATTE LAHENDUS OÜ | 16510810 |
| KATTE PRO OÜ | 16548734 |
| PAKK KÄTTE OÜ | 14154735 |
| KÄEST-KÄTTE OÜ kustutatud | 14428807 |
| KATTE KINNISVARA OÜ | 14504750 |
| OCTOTEC OÜ | 14880447 |
| KAVITEC OÜ | 10839152 |
| SAFOTEC OÜ | 17043775 |
| DETOTEC OÜ kustutatud | 12147027 |
| VAPOTEC OÜ | 10837911 |
| KAMOTEL OÜ kustutatud | 11737867 |
| KIPTOTEC OÜ kustutatud | 12961118 |
| KALATEC OÜ | 14838250 |
| WALOTEC OÜ | 10899651 |
| AABOTEC OÜ | 12145637 |
| KALTEC OÜ | 10804159 |
| CATOTE OÜ | 14732089 |
| AGOTEC OÜ | 12827746 |
| TREPID KORDA OÜ (former name OÜ vedelplast katted) | 17445172 |
| DANOTEC INVEST OÜ kustutatud | 11889212 |
| DATATEC INTERNATIONAL OÜ | 11111949 |
| KOTEC OÜ | 14699469 |
| SLQTRADE OÜ kustutatud (former name Asfalt katte OÜ) | 16189011 |
| AMOTEC TECHNOLOGY OÜ | 14113251 |
| AGOTEC TECHNICS OÜ | 17184659 |
| ENEFIT OUTOTEC TECHNOLOGY OÜ | 11693868 |
| EKSIIVITER OÜ (former name OÜ Kapoter) | 16184255 |
| ELECTRIC WORKS OÜ (former name JamoTec OÜ) | 14440702 |