| Company name | Reg. code |
|---|---|
| JLF OÜ | 14935556 |
| JLFV OÜ | 12315648 |
| JFL33 OÜ | 14777353 |
| JLO OÜ kustutatud | 12196178 |
| KLF OÜ | 11509592 |
| SLF OÜ kustutatud | 12599203 |
| JKF OÜ | 16205402 |
| JLM OÜ | 16166369 |
| JLC OÜ | 11429479 |
| JPF OÜ | 14194433 |
| JLG OÜ | 16267751 |
| JLI OÜ kustutatud | 14409106 |
| ELF OÜ (former name OÜ üldehitus.ee) | 14471973 |
| JEF HOLDING OÜ | 11185327 |
| JEF INNOVATIONS OÜ | 12910210 |
| MILTTON JLP OÜ kustutatud (former name Osaühing Kommunikatsioonibüroo JLP) | 11154870 |
| JLR BUILDING OÜ | 14842688 |
| JAF ZG OÜ | 10429247 |
| WLF ENTERTAINMENT OÜ kustutatud | 14103459 |
| JKF DIGITAL OÜ | 16837728 |
| JLO INVEST OÜ | 17181750 |
| JLC CONSULTING OÜ | 14420102 |
| JLV TRANSFEER OÜ | 14288269 |
| JPF TAGATISAGENT OÜ kustutatud | 12913154 |
| JLR HOLDING OÜ | 16278051 |
| PLF INVEST OÜ | 17003592 |
| JLM CREATIONS OÜ | 16920040 |
| JLM PROJEKT OÜ | 14000475 |
| JLV PRO OÜ | 16160214 |
| QUIET ELF OÜ | 17442558 |
| KLF GRUPP OÜ | 11416910 |
| EXPERTUS KLF OÜ (former name HLB Expertus KLF OÜ) | 12174550 |
| JLB CONCEPT OÜ | 17428203 |
| JLK GROUP OÜ | 14883807 |
| JLO CONSULT OÜ | 17076208 |
| JEF BREWERY OÜ | 17400407 |
| JMF INSTALL OÜ | 14357898 |
| JPF VALDUS OÜ kustutatud | 14363924 |
| JLK INVEST OÜ kustutatud | 14209175 |
| TLF CLEANING OÜ kustutatud | 16020967 |
| JLB INTERNATIONAL OÜ | 17367940 |
| GLF MUSIC OÜ | 17426045 |
| ALF SERVICES OÜ kustutatud | 14861935 |
| JLP PRODUCTS OÜ (former name Plancome OÜ) | 14961306 |
| ELF EESTI OÜ (former name Sommer Supplier Group OÜ) | 16068595 |
| JLK INFOTECH OÜ | 14348055 |
| ELF CONSULT OÜ | 11345438 |
| WLF ENGINEERING OÜ kustutatud | 14075875 |
| JLB VARAD OÜ | 11961234 |
| JLM VENTURE OÜ | 17480010 |