Defunct, Operated from to
| Mini Coaster | |
|---|---|
| 3 | Mini Coaster 32x18 |
| 5 | Mini Coaster 20x10 |
| 1 | Mini Coaster 16x9 |
| 1 | Mini Coaster Custom |
| 6 | Mini Coaster 17x10 |
| Wild Mouse | |
|---|---|
| 2 | Wild Mouse 40x20 |
| 6 | Wild Mouse 30x20 |
| Compact Coaster | |
|---|---|
| 1 | Compact Coaster 52x24 |
| 2 | Compact Coaster 47x21 |
| 2 | Compact Coaster 36x18 with final spiral curve |
| 1 | Compact Coaster 33x20 |
| Junior Coaster | |
|---|---|
| 5 | Junior Coaster 30x14 |
| Roller Coasters Built | 36 |
|---|---|
| Roller Coaster Locations | 51 |
| Extant Roller Coasters | 29 |
| L&T Systems was founded in 1997 by the owners: Andrea Mazzeranghi and Rosangela Vicentini. Mr. Mazzeranghi worked as technical director at S.D.C. in Reggio Emilia and Mrs. Vicentini was accounting manager with a subcontractor of S.D.C. |
| In 2009, Preston & Barbieri purchased all the drawings from the failed L&T Systems company. |