| Ettevõtte nimi | Reg. kood |
|---|---|
| HLW OÜ | 17633991 |
| HLWEC OÜ kustutatud | 14371740 |
| HOW AND HOW OÜ kustutatud | 14887679 |
| HLG OÜ | 17103201 |
| HLN OÜ | 14850392 |
| HLR OÜ | 17499372 |
| ELW OÜ | 16074762 |
| BLW OÜ | 16735287 |
| HLM OÜ | 12691895 |
| FLW OÜ | 11046548 |
| HBW OÜ | 12544337 |
| CLW OÜ | 12524352 |
| HLZ OÜ | 14565220 |
| HLA OÜ | 14902203 |
| HDW OÜ | 17090326 |
| HLK OÜ kustutatud | 11971630 |
| HLJ OÜ kustutatud | 16685980 |
| HWL TELECOM OÜ kustutatud | 14071009 |
| VPP HLD OÜ kustutatud | 12740877 |
| KLW SERVICE OÜ kustutatud | 14191647 |
| SLW DISAIN OÜ | 12870806 |
| HLH MATERJALID OÜ kustutatud | 10265567 |
| HLN SPV2 OÜ | 17138062 |
| HLG BALTIC OÜ | 14750489 |
| ALW TAXI OÜ | 17336402 |
| HLM INVEST OÜ | 16850278 |
| HLV INVESTMENTS OÜ | 17543696 |
| TWO4HOW OÜ | 16778820 |
| AEON HLD OÜ | 12325463 |
| ZMN HLD OÜ | 17312815 |
| RLW NÕUSTAMINE OÜ | 14010226 |
| HOW AGENCY OÜ | 17518592 |
| HLN PROJEKT OÜ | 16692336 |
| HLC EUROPE OÜ | 17256011 |
| LEVATHOR HLD OÜ | 17548541 |
| HLL VIIMISTLUS OÜ | 16421152 |
| HLK HOLDING OÜ | 17475227 |
| HLM CONSULTING OÜ | 12396641 |
| QLW SOLUTIONS OÜ | 14386457 |
| HTW GROUP OÜ | 14436936 |
| HPW EST OÜ (endine nimi Sergio Group OÜ) | 14177067 |
| HLL SERVICE OÜ | 16571176 |
| HLS-RAKENNUS OÜ | 14721418 |
| HLR DEVELOPMENT OÜ (endine nimi Fastweb OÜ) | 11506671 |
| HSW PLUSS OÜ | 17629831 |
| HLL HOLDING OÜ (endine nimi Tuumapomm OÜ) | 11933901 |
| HLT STUDIO OÜ | 16778167 |
| HLL CONSULTATIONS OÜ | 14755512 |
| HCW SERVICE OÜ | 12386559 |
| DLW EESTI OÜ (endine nimi GTHP OÜ) | 12592916 |