| Registered | Name | Holder | Registrar |
|---|---|---|---|
| 2017-02-16 | charlston.fi | Trenntech Chemicals Oy Ltd | Gandi SAS |
| 2017-02-16 | tycho.fi | Trenntech Chemicals Oy Ltd | One.com |
| 2015-12-29 | bulba.fi | Trenntech Chemicals Oy Ltd | One.com |
| 1999-03-16 | cte.fi | Trenntech Chemicals Oy Ltd | DevNet Oy / WMHost |