| Nationality | SUI |
| Born |
Races:
| Date | Round | Ferrari | S/N | No | Team | Result |
| 30.04.1995 | IMSA – 3h Road Atlanta | 333 SP | 012 | 24. | ||
| 29.05.1995 | IMSA – 1h45min Lime Rock | 333 SP | 012 | 8. | ||
| 16.07.1995 | IMSA – 1h45min Sears Point | 333 SP | 012 | 5. | ||
| 13.08.1995 | IMSA – 3h Mosport | 333 SP | 012 | 5. | ||
| 30.09.1995 | IMSA – 2h Phoenix | 333 SP | 012 | 8. | ||
| 27.05.1996 | IMSA – 1h45min Lime Rock | 333 SP | 011 | 5. | ||
| 09.06.1996 | IMSA – 6h Watkins Glen | 333 SP | 011 | 5. | ||
| 14.07.1996 | IMSA – 3h Sears Point | 333 SP | 011 | 5. | ||
| 23.03.1997 | Challenge Endurance Italia – 1000 km Monza | 333 SP | retired | |||
|
03.07.1997
|
ISRS – Zolder
|
333 SP
|
012
|
6
|
Horag Hotz Racing
|
1.
|
| 06.07.1997 | ISRS – 2h Donington | 333 SP | 016 |
6
|
Horag Hotz Racing
|
2. |
| 13.07.1997 | IMSA – 2h Sear Point | 333 SP | 016 | 6. | ||
| 28.09.1997 | IMSA – 2h Pikes Peak | 333 SP | 016 | 5. | ||
| 18.10.1997 | IMSA – 2h Sebring | 333 SP | 016 | 2. | ||
| 26.10.1997 | IMSA – 1h45min Laguna Seca | 333 SP | 016 | 5. | ||
| 09.11.1997 | ISRS – 2h Jarama | 333 SP | 012 |
6
|
Horag Hotz Racing
|
retired/accident |
| 13.04.1998 | ISRS – 2h30min Paul Ricard | 333 SP | 012 |
27
|
Horag-Lista Team
|
1. |
| 17.05.1998 | ISRS – 2h30min Brno | 333 SP | 012 |
27
|
Horag-Lista Team
|
5. |
| 25.05.1998 | IMSA – 1h45min Lime Rock Park | 333 SP | 2. | |||
| 21.06.1998 | IMSA – 3h45min Road Atlanta | 333 SP | 16. | |||
| 04.07.1998 | ISRS – 2h30min Misano | 333 SP | 012 |
27
|
Horag-Lista Team
|
3. |
| 19.07.1998 | ISRS – 2h30min Donington | 333 SP | 012 |
27
|
Horag-Lista Team
|
2. |
| 09.08.1998 | 2h45min Mosport | 333 SP | 5. | |||
| 16.08.1998 | ISRS – 2h30min Anderstorp | 333 SP | 012 |
27
|
Horag-Lista Team
|
2. |
| 06.09.1998 | ISRS – 2h30min Nürburgring | 333 SP | 012 |
27
|
Horag-Lista Team
|
retired |
| 19.09.1998 | ISRS – 2h30min Le Mans | 333 SP | 012 |
27
|
Horag-Lista Team
|
2. |
| 11.10.1998 | IMSA – Petit Le Mans | 333 SP | 016 | 25. | ||
| 25.10.1998 | 2h30min Laguna Seca | 333 SP | 8. | |||
| 06.12.1998 | ISRS – 2h30min Kyalami | 333 SP | 012 |
27
|
Horag-Lista Team
|
retired |
| 31.01.1999 | USRRC – 24h Daytona | 333 SP | 025 | 8. | ||
| 20.03.1999 | ALMS – 12h Sebring | 333 SP | 025 |
27
|
Doran Enterprises
|
retired |
| 11.04.1999 | 500 km Monza | 333 SP | retired | |||
| 31.05.1999 | USRRC – 2h15min Lime Rock | 333 SP | 025 | 1. | ||
| 27.06.1999 | ALMS – Grand Prix at Mosport | 333 SP | 025 |
27
|
Doran Enterprises
|
8. |
| 25.07.1999 | ALMS – Grand Prix of Sonoma | 333 SP | 025 |
27
|
Doran Enterprises
|
9. |
| 01.08.1999 | ALMS – Grand Prix Portland | 333 SP | 025 |
27
|
Doran Enterprises
|
retired/accident |
| 05.09.1999 | 2h30min Nürburgring | 333 SP | 025 | retired | ||
| 18.09.1999 | ALMS – Petit Le Mans Road Atlanta | 333 SP | 025 |
27
|
Doran Enterprises
|
8. |
| 06.02.2000 | Grand American – 24h Daytona | 333 SP 98 | 025 |
27
|
Doran Enterprises
|
71./retired |
| 18.03.2000 | ALMS – 12h Sebring | Doran Special Judd 333 SP | 0025 | |||
| 17.09.2000 | 2h30min Nürburgring | Doran Lista Judd ?? | 11. |