Squadre che partecipano a Serie invernale GT
- AF Corse
- Araújo Competição
- Auto Sport Racing
- BDR Competition by Grupo Prom
- BDR Competition by grupoprom
- DL Racing
- Die Biermacher Racing
- FK Performance
- GT3 Poland
- Good Speed Racing
- Haupt Racing Team
- JVO-Racing
- Joos Sportwagentechnik
- Juta Racing
- Kessel Racing
- Laptime-Performance
- MS Racing
- Mertel Motorsport
- Olimp Racing
- PTT Racing
- Pellin Racing
- Plusline Racing Team
- Proton Huber Competition
- Racar Motorsport
- Razoon - Morethan Racing
- Rinaldi Racing
- Rossocorsa Racing
- SPS automotive performance
- SR Motorsport by Schnitzelalm
- SSR Performance
- Schnitzelalm Racing
- Sunder Motorworks
- Team 52
- Team Joos by Twin Busch
- Team Race Car Events
- Uniq Racing
- Wileco Motorsport