| Ettevõtte nimi | Reg. kood |
|---|---|
| TWISTING OÜ kustutatud | 12043826 |
| TWINNING OÜ (endine nimi Bluepaper Baltics OÜ) | 14386693 |
| TREISTING OÜ kustutatud | 12871941 |
| EXISTING OÜ | 11387574 |
| AISTING OÜ (endine nimi Kask Cosmetics OÜ) | 12949169 |
| LISTING OÜ | 14969503 |
| AISTING OÜ kustutatud | 10177751 |
| GISTING OÜ kustutatud | 14892769 |
| TESTING OÜ | 12203085 |
| TRUSTING SYSTEMS OÜ | 12649680 |
| TRUSTING GRUPP OÜ kustutatud | 10886140 |
| KRISTING KAPITAL OÜ | 10515047 |
| G QWESTING OÜ | 16921995 |
| TESTING INVEST OÜ | 17283120 |
| QUALITY TESTING OÜ | 17113553 |
| SP TESTING OÜ kustutatud | 14027474 |
| IP TESTING OÜ | 12745633 |
| PROTO-TESTING OÜ | 17403185 |
| ACCEPTANCE TESTING OÜ (endine nimi KVUX OÜ) | 14193072 |
| WESTING HOLDING OÜ kustutatud | 12125155 |
| NONDESTRUCTIVE TESTING OÜ | 14052710 |
| QUALITEK TESTING OÜ | 14305789 |
| MASTERS OF TESTING OÜ | 16653388 |
| GUN TESTING LAB OÜ | 16943749 |
| INTERNATIONAL TESTING SERVICES OÜ kustutatud | 10475678 |
| NONMETALLIC INSPECTIONS AND TESTING OÜ | 14543046 |
| INTERTEK TESTING SERVICES EESTI OÜ kustutatud | 10758593 |
| NDT-TEKNIK-AND-TESTING OÜ kustutatud | 12097795 |
| EUROFINS ENVIRONMENT TESTING HOLDING ESTONIA OÜ kustutatud (endine nimi EF Environment Testing Estonia Holding OÜ) | 14227428 |
| AURELIAN SOLUTIONS OÜ (endine nimi Start Testing OÜ) | 14337163 |
| EUROFINS SCIENTIFIC ESTONIA OÜ (endine nimi Ramboll Environment OÜ) | 12893983 |
| COMPOTEXA OÜ kustutatud (endine nimi B1.lt OÜ) | 14444108 |