Mark Greenberg Grand-Am Rolex Series results at Barber
Back to Mark Greenberg career stats
| Year | Race # | Start | Finish | Class | Class Rank | Car # | Team | Engine | Owner | Qualifying Time | Laps | X Led | Laps Led | Points |
| 2003 | 4 | 14 | 15 | GT | 8 | 99 | European Performance Engineering/NETTTS | Porsche GT3RS | NETTTS | 1:36.747 | 58 | 0 | 0 | 23 |
| 2004 | 11 | 21 | 12 | GT | 3 | 77 | NETTTS/Louis Boston | Porsche GT3RS | G and W | 1:31.364 | 86 | 0 | 0 | 30 |
| 2005 | 8 | 38 | 46 | GT | 26 | 71 | NETTTS/Louis Boston/SAMAX Motorsports | Porsche GT3 Cup | SAMAX | 1:33.683 | 19 | 0 | 0 | 5 |
