| Company name | Reg. code |
|---|---|
| HAPPYV OÜ (former name Vegan Club OÜ) | 14742001 |
| HAPPYVPLANET OÜ kustutatud (former name OÜ HappyV) | 14649170 |
| HAPPY HAPPY OÜ | 16101387 |
| HAPPY-TAPPY OÜ kustutatud | 12620400 |
| HAPPY CONCEPTS OÜ | 14630880 |
| HAPPY HOME OÜ kustutatud | 10943524 |
| HAPPY SUSHI OÜ kustutatud | 12446391 |
| HAPPY CONSULTING OÜ | 14044455 |
| HAPPY INVEST OÜ | 11278477 |
| HAPPY DAY OÜ kustutatud | 10981708 |
| HAPPY AGENCY OÜ | 16888157 |
| HAPPY COACH OÜ | 14989977 |
| HAPPY DEALS OÜ | 14912093 |
| HAPPY STEEL OÜ (former name Donna & Jan Ekstedt Holding OÜ) | 12681293 |
| HAPPY THOR OÜ kustutatud | 14955889 |
| HAPPY ROGER OÜ | 14001339 |
| HAPPY FUND OÜ | 16209943 |
| HAPPY CIGARS OÜ | 12593896 |
| HAPPY STAR OÜ kustutatud | 14736325 |
| HAPPY DRIVE OÜ | 17225789 |
| HAPPY VIBES OÜ | 16841457 |
| HAPPY STONE OÜ | 16688889 |
| HAPPY-LEAF OÜ kustutatud | 14673607 |
| HAPPY CANDY OÜ | 10912564 |
| HAPPY ACCOUNTING OÜ | 14349746 |
| HAPPY LIVING OÜ | 14041847 |
| HAPPY BALANCE OÜ | 12577740 |
| HAPPY TRAVEL OÜ | 17442340 |
| HAPPY DIGITAL OÜ | 17203546 |
| HAPPY MONDAYS OÜ | 14483427 |
| HAPPY WRITER OÜ | 14000245 |
| HAPPY BAT OÜ | 16641020 |
| HAPPY TEETH OÜ (former name AlMare Trio OÜ) | 11989920 |
| HAPPY CARROT OÜ | 11393014 |
| HAPPY DAYS OÜ | 11929584 |
| HAPPY COLLECTIVE OÜ kustutatud | 16842149 |
| HAPPY SHOP OÜ kustutatud | 12157215 |
| HAPPY NATURE OÜ | 16155064 |
| HAPPY CLASSES OÜ | 14799294 |
| HAPPY MOMENTS OÜ | 12875867 |
| HAPPY KINDER OÜ | 14240742 |
| HAPPY PET OÜ kustutatud | 10664273 |
| HAPPY BUBBLES OÜ | 12849448 |
| HAPPY SMILE OÜ kustutatud | 12064258 |
| HAPPY BABY OÜ kustutatud | 14120089 |
| HAPPY GRANDMA OÜ kustutatud | 11932830 |
| HAPPY TUBE OÜ kustutatud | 14069633 |
| HAPPY HELPER OÜ kustutatud | 16426480 |
| HAPPY GIRLA OÜ | 16807182 |
| HAPPY LAND OÜ kustutatud | 12927127 |