| 2JTA | | | |
| FREY | VALENTINE | 1983-09 | Partner with Unlimited Liability |
| FREY | MICHEL | 1957-11 | Manager and Shareholder with Unlimited Liability |
| FREY | BERENICE | 1988-01 | Partner with Unlimited Liability |
| FREY | BENJAMIN | 1985-08 | Partner with Unlimited Liability |
| FRITZINGER | MATHIEU | 1992-08 | Partner with Unlimited Liability |
| FRITZINGER | FREDY | 1959-05 | Partner with Unlimited Liability |
| FRITZINGER | ANAIS | 1996-08 | Partner with Unlimited Liability |
| HEUBEL | PIERRE-LOUIS | 2003-08 | Partner with Unlimited Liability |
| HEUBEL | JEAN | 2006-07 | Partner with Unlimited Liability |
| RAGGI | CAROLINE | 1977-01 | Partner with Unlimited Liability |