| Company name | Reg. code |
|---|---|
| HSL OÜ | 12700091 |
| HSL VENTURES OÜ | 16102949 |
| HSLT INVEST OÜ | 16558939 |
| HSLT SOLUTIONS OÜ | 16561806 |
| HYSL OÜ (former name Kristensson LTD OÜ) | 16937759 |
| HVL OÜ | 12793052 |
| HSU OÜ | 14763227 |
| HSB OÜ | 14575612 |
| HSS OÜ kustutatud | 11538978 |
| HAL149 OÜ | 14519898 |
| HML OÜ | 12571274 |
| HBL OÜ kustutatud | 10416374 |
| HTL OÜ | 14929863 |
| HRL OÜ | 14461348 |
| HSH OÜ | 16259680 |
| HKL OÜ kustutatud | 16147716 |
| HSS7 OÜ | 16416257 |
| HSA OÜ kustutatud | 11965723 |
| HSP CONSULTING OÜ | 14270878 |
| HRL MANAGEMENT OÜ kustutatud | 16067130 |
| HHL RÜHM OÜ | 10743222 |
| HML CONSULTANCY OÜ | 12953067 |
| ASL PEREARST OÜ | 10856297 |
| HML INVEST OÜ | 14922743 |
| HKL INVESTEERINGUTE OÜ | 11093453 |
| HFL HOLDINGS OÜ | 17382649 |
| FSL EESTI OÜ | 16745311 |
| HSK MEDIA OÜ | 16630393 |
| HIL-SAM OÜ | 14058687 |
| MTTS HPSL OÜ kustutatud | 14219400 |
| HSM HOLDING OÜ | 17143910 |
| JSL HOLDINGS OÜ | 12271477 |
| DSL GROUP OÜ | 12881945 |
| GSL GRUPP OÜ | 12175087 |
| HSK VARAD OÜ | 14198282 |
| DSL KAUBAD OÜ | 16703933 |
| HBL WEAR OÜ | 17349942 |
| ASL RESEARCH OÜ | 12815701 |
| ASL PROJEKT OÜ kustutatud | 12303220 |
| JSL FINANCE OÜ (former name OÜ YuNa Solutions) | 11623773 |
| HIIU HSK OÜ | 11394611 |
| HSE MANAGEMENT OÜ (former name NovaManagement OÜ) | 14210770 |
| HAL CONSULT OÜ | 10707522 |
| HNL FINANCE OÜ | 17383459 |
| HSU PACKAGING OÜ kustutatud | 11981461 |
| HSV REMONT OÜ kustutatud | 12619472 |
| HBL.GLOBAL OÜ kustutatud | 14738850 |
| HCL EXPRESS OÜ | 11561233 |
| HAL ARENDUS OÜ kustutatud | 11482226 |
| HSP SERVICE OÜ | 16450805 |