| Company name | Reg. code |
|---|---|
| FEKA OÜ | 16052312 |
| FEKA AUTO OÜ | 17311900 |
| FEKA-EKSPRESS OÜ | 11236384 |
| FEKS OÜ | 10820336 |
| FEKR TECHNOLOGIES OÜ | 16624270 |
| FEK INVEST OÜ (former name R.E.R Design OÜ) | 14398182 |
| FEKALIST OÜ | 11443048 |
| SAMSON FEKADU OÜ kustutatud | 12934357 |
| FEBA OÜ kustutatud | 10078138 |
| FETA OÜ | 10243063 |
| FERA OÜ | 12845719 |
| MEKA2 OÜ | 14510414 |
| JEKA OÜ | 12497075 |
| FOKA OÜ | 12300345 |
| LÄÄNESAARE FEKAALIVEDU OÜ | 17142903 |
| EKA OÜ | 16573034 |
| BEKA CONSULTING OÜ | 14120110 |
| MEKA LOGISTIKA OÜ | 14122037 |
| YEKA STUDIO OÜ (former name Seeb Co OÜ) | 14385400 |
| LEKA SMC OÜ | 12910180 |
| DEKA UNIO OÜ | 16783524 |
| BEKA GROUP OÜ (former name OÜ Tukk Tuli Peale) | 14831489 |
| JEKA COMMUNITY OÜ | 14802520 |
| VEKA KOMMERTS OÜ | 10078397 |
| LEKA GLOBAL OÜ kustutatud | 12666491 |
| FIKA KOHVIKUD OÜ | 17287170 |
| FEBA GROUP OÜ | 17213378 |
| DEKA CAPITAL OÜ | 16256977 |
| MEKA FOREST OÜ | 16631688 |
| HEKA PROPCARE OÜ | 17214691 |
| REKA GRUPP OÜ | 11677450 |
| HEKA PUIT OÜ kustutatud | 12518328 |
| WUDASA YEKA OÜ (former name OÜ Best Expert) | 12731986 |
| LEKA TRADE OÜ | 10266259 |
| DEKA SOLUTIONS OÜ | 16454140 |
| MEKA JEWELLERY OÜ | 17309411 |
| DEKA TEAM OÜ | 11374821 |
| AITOOM & MEKÄ OÜ | 16622956 |
| I-MEKA OÜ (former name MEGAPOLIS OÜ) | 12113809 |
| LEKA INVEST OÜ | 10728814 |
| MEKA WORKSHOP OÜ kustutatud | 12952912 |
| VEKA HALDUS OÜ | 16482219 |
| HEAOLU MEKA OÜ | 16759193 |
| SALONG FEJA OÜ kustutatud | 10247865 |
| HEKA INVEST OÜ | 14953376 |
| FELKA MEDIA OÜ | 16382564 |
| LA FERA OÜ | 14182134 |
| VEKA HOME OÜ | 16657736 |
| VEKA INVESTEERINGUD OÜ | 16129931 |
| OGNI FERA OÜ | 11579316 |