| Company name | Reg. code |
|---|---|
| M&H MANAGEMENT OÜ | 17052797 |
| HT MANAGEMENT OÜ | 10408088 |
| HL MANAGEMENT OÜ | 14237183 |
| HK MANAGEMENT OÜ (former name H.E.M Holding OÜ) | 16172619 |
| HR MANAGEMENT OÜ | 16802606 |
| HRL MANAGEMENT OÜ kustutatud | 16067130 |
| HSE MANAGEMENT OÜ (former name NovaManagement OÜ) | 14210770 |
| HGB MANAGEMENT OÜ | 16399406 |
| HMQ MANAGEMENT OÜ | 16006507 |
| HEES MANAGEMENT OÜ | 16672285 |
| EU HR MANAGEMENT OÜ (former name Squarespace Solutions OÜ) | 16442177 |
| HETA MANAGEMENT OÜ (former name Hetacon Management OÜ) | 14587606 |
| HAVEN MANAGEMENT OÜ | 14190582 |
| HANSA MANAGEMENT OÜ | 11508799 |
| HURTIG MANAGEMENT OÜ kustutatud | 12550027 |
| HEAVEN MANAGEMENT OÜ | 12267910 |
| HECATE MANAGEMENT OÜ (former name Vejle Management OÜ) | 14412657 |
| HERMEK MANAGEMENT OÜ | 16213028 |
| POWER HR MANAGEMENT OÜ kustutatud (former name BONEKS OÜ) | 14791850 |
| HUPLIFT MANAGEMENT OÜ kustutatud | 14839373 |
| HILLTOP MANAGEMENT OÜ (former name Pure Belle OÜ) | 12947360 |
| HIMMA MUSIC MANAGEMENT OÜ | 12433514 |
| TAHGI OÜ (former name M2 HOTELS MANAGEMENT OÜ) | 16684940 |
| MQS HOLDINGS MANAGEMENT OÜ (former name CAIS Digital OÜ) | 16956485 |
| HAPYLENO MANAGEMENT OÜ kustutatud | 12160602 |
| NORDIC HR MANAGEMENT OÜ | 14417784 |
| NORD HOME MANAGEMENT OÜ | 17329939 |
| FIRM HAND MANAGEMENT OÜ kustutatud | 11605373 |
| LA AGENTUUR OÜ (former name Top Energy Management RE OÜ) | 12580617 |
| CARGO SAFETY MANAGEMENT OÜ kustutatud (former name Hydrocarbons Risk Management OÜ.) | 14424689 |
| STREAMSELL OÜ (former name Herzberg Management Agency OÜ) | 17258406 |
| LINSTOW HOTELS OÜ (former name Reval Hotel Management OÜ) | 10918733 |
| METSAMAAKAUBANDUSE OÜ (former name HC Dynamo Sport Management OÜ) | 14873766 |
| KAUS INVEST OÜ (former name Harden Management OÜ) | 14297363 |
| KURG & KORSTEN MANAGEMENT OÜ (former name Reval Home Management OÜ) | 14870868 |
| AIRION TECHNOLOGIES OÜ (former name RR Holding & Management OÜ) | 17179440 |
| HT PROJECT MANAGEMENT OÜ | 11611563 |
| HANSA SHIP MANAGEMENT OÜ | 11792286 |
| HEIGO VARE MANAGEMENT OÜ | 12998647 |
| HANABISHI MANAGEMENT OÜ kustutatud | 14691344 |
| HIGH TOWER MANAGEMENT OÜ kustutatud (former name Kalevi-Liiva vabrikud OÜ) | 16095787 |
| HUMAN ASSET MANAGEMENT OÜ kustutatud | 11339664 |
| HEPTA GROUP MANAGEMENT OÜ | 14178894 |
| AT MANAGEMENT & HOLDING OÜ | 16169409 |
| RR HOLDING & MANAGEMENT OÜ | 17281245 |
| TOROS HOTEL MANAGEMENT OÜ | 17025056 |
| HML PROJECT MANAGEMENT OÜ (former name HML Holding OÜ) | 12097424 |
| HMK PROPERTY MANAGEMENT OÜ | 16538307 |
| Hotel Invest management OÜ | 52103087661 |
| HELIOS WEALTH MANAGEMENT OÜ kustutatud | 16378545 |