| Sommer Auf CD Limited | Private company limited by shares | Live |
| Ete Sommer Holding Company Limited | Private company limited by shares | Live |
| Nathalie Sommer Limited | Private company limited by shares | Live |
| SOMMER SERVICE LIMITED | Private company limited by shares | Live |
| CMTS VAN SOMMEREN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Sommerring Group Limited | | Live |
| SOMMERSET LIMITED | Private company limited by shares | Dissolved |
| SOMMERTEX LIMITED | Private company limited by shares | Live |
| SOMMERVILLE TERRACE LIMITED | Private company limited by shares | Dissolved |