| The ShowCase | L110 | ![]() | |
| TheWATCHES.tv | K125 | | |
| THOMMEN-FURLER AG | A96 | ![]() | |
| thyssenkrupp Materials Schweiz AG | N46 | ![]() | |
| TIMELAB FONDATION | L121 | | |
| TIPTON CORP. | B108 | ![]() | |
| TMHH | Q96 | ![]() | |
| TOLUS GROUP | B89 | ![]() | |
| TORNOS SA | B80 | ![]() | |
| TOTEMS POSITION SARL | J111 | ![]() | |
| TRANSVALOR | L29 | ![]() | |
| TRUMPF Schweiz AG | D107 | ![]() | |
| TSUGAMI NP SWISS | C89 | ![]() | |
| TTM TRAITEMENTS THERMIQUES SA | M80 | ![]() | |
| UBTS | Q73 | ![]() | |
| UCH USINAGE DE COMPOSANTS HORLOGERS | N42 | ![]() | |
| UCM AG | E107 | ![]() | |
| UFGVV - UNION DES FABRICANTS D'HORLOGERIE | L121 | ![]() | |
| UIG- UNION INDUSTRIELLE GENEVOISE | L121 | | |
| ULTRA DECOLLETAGE SA | C46 | ![]() | |
