| Company name | Reg. code |
|---|---|
| VULKER OÜ | 10375818 |
| VELKER OÜ | 14637379 |
| VULTUR OÜ kustutatud | 12042452 |
| VULPEM OÜ | 14298210 |
| VULPES OÜ kustutatud | 12028802 |
| ÜLKER OÜ kustutatud | 11417944 |
| VOLKER-WELDING OÜ | 14370019 |
| VULPES CAPITAL OÜ | 12748755 |
| VULPES TECHNOLOGIES OÜ | 17471815 |
| VULREX INVEST OÜ | 16362981 |
| VULPES DIGITAL OÜ | 14189099 |
| VULPEM VENTURES OÜ | 14263826 |
| VULKAN AIR OÜ kustutatud | 14049381 |
| VULPES CLOTHING OÜ (former name agrokeevitus OÜ) | 14551318 |
| ÜLKER KX OÜ kustutatud | 10547290 |
| BUKLER OÜ | 10281394 |
| BUNKER OÜ | 12839647 |
| FILKER OÜ | 12686936 |
| HULKUR OÜ | 11321256 |
| BULLER OÜ | 14718273 |
| NULTER OÜ | 16306965 |
| KUUKER OÜ | 16080739 |
| MÜLLER OÜ kustutatud | 14003137 |
| MELKER OÜ | 10011045 |
| MULDER OÜ | 11715676 |
| PULBER24 OÜ (former name Truf OÜ) | 14396898 |
| KULLER OÜ | 14835990 |
| PULKEN OÜ | 16272077 |
| AALKER OÜ kustutatud | 12159484 |
| KULGER OÜ (former name KULGER 2 OÜ) | 12871295 |
| FULLER OÜ (former name Javier Cuello OÜ) | 16123972 |
| BUNKER 50 OÜ (former name OÜ Nera Design) | 12074469 |
| JUSKER OÜ kustutatud | 12390383 |
| FUNKER OÜ | 14209063 |
| LUCKER OÜ kustutatud | 10788443 |
| MUIKER OÜ | 16738015 |
| FULDER OÜ | 10803473 |
| PILKER OÜ | 14672559 |
| OU KULLER OÜ | 16646810 |
| DUNKER GROUP OÜ (former name 2A Investment Group OÜ) | 12215510 |
| MULGI KULLER OÜ | 17304253 |
| FAST BUNKER OÜ kustutatud | 10964644 |
| FULNER CONSULT OÜ kustutatud | 12268535 |
| PUHTUS KULLER OÜ | 16245637 |
| KULLER AIN OÜ | 16902644 |
| BULWER SOLUTIONS OÜ kustutatud | 14215454 |
| V-KULLER OÜ | 14145251 |
| MM KULLER OÜ | 17045703 |
| VIA KULLER OÜ | 12728497 |
| TEIE KULLER OÜ | 14223749 |