| STEM LAB LIMITED | Private company limited by shares | Dissolved |
| STEM LIMITED | Private company limited by shares | Live |
| Uni Stem Limited | | Live |
| QV Stem Limited | | Live |
| ICC (Mars) STEM Centre Limited | | Live |
| STEM4K LIMITED | Private company limited by shares | Live |
| STEMACO FAR EAST LIMITED | Private company limited by shares | Dissolved |
| STEMAIEd Limited | | Live |
| STEMARK LIMITED | Private company limited by shares | Dissolved |
| STEMARK INVESTMENT AND FINANCE LIMITED | Private company limited by shares | Dissolved |
| STEMARK REALTY LIMITED | Private company limited by shares | Dissolved |
| STEMARK SHIPPING LIMITED | Private company limited by shares | Dissolved |
| Stematic Limited | Private company limited by shares | Live |
| STEMAX Limited | Private company limited by shares | Live |
| STEMBIT LIMITED | Private company limited by shares | Live |
| STEMBYSTEM LIMITED | Private company limited by shares | Live |
| CHK STEMCELL LIMITED | Private company limited by shares | Live |
| STEMCON SHIPPING CO., LIMITED | | Live |
| STEMCORE LIMITED | Private company limited by shares | Live |
| STEM.Ed Limited | | Live |
| STEMER MATERIALS CO., LIMITED | | Live |
| STEMex LIMITED | Private company limited by shares | Live |
| STEMFLUX LIMITED | Private company limited by shares | Live |
| Stemie Company Limited | Private company limited by shares | Live |
| SteMing Limited | Private company limited by shares | Dissolved |
| SteMing Hong Kong Limited | Private company limited by shares | Dissolved |
| Stemm Limited | | Live |
| STEMO GROUP LIMITED | Private company limited by shares | Live |
| FRANCE STEMOLOGY COSMETICS LIMITED | Private company limited by shares | Live |
| FRANCE STEMON GROUP LIMITED | Private company limited by shares | Live |
| Stemoo Electric Company Limited | | Live |
| STEMPEL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Stemplays Limited | Private company limited by shares | Live |
| STEMPO ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| Stemset-Farm Limited | Private company limited by shares | Dissolved |
| SWITZERLAND EM' STEMTCELLEMBRYONIC STEM CELLS ANTI-AGING RESEARCH CENTER LIMITED | Private company limited by shares | Live |
| STEMTECH LIMITED | Private company limited by shares | Dissolved |
| StemWise Education Limited | Private company limited by shares | Live |