| LMP/LMP900/LMP1 | LMP675/LMP2 | GTS/GT1 | GT/GT2 |
1999 | Team | Panoz Motorsports | | Viper Team Oreca | Prototype Technology Group |
Coureurs | Elliott Forbes-Robinson | | Olivier Beretta | Cort Wagner |
2000 | Team | Audi Sport North America | | Viper Team Oreca | Dick Barbour Racing |
Coureurs | Allan McNish | | Olivier Beretta | Dirk Müller |
2001 | Team | Audi Sport North America | Dick Barbour Racing | Corvette Racing | BMW Motorsport |
Coureurs | Emanuele Pirro | Didier de Radigues | Terry Borcheller | Jörg Müller |
2002 | Team | Audi Sport North America | KnightHawk Racing | Corvette Racing | Alex Job Racing |
Coureurs | Tom Kristensen | Jon Field | Ron Fellows | Lucas Luhr
Sascha Maassen |
2003 | Team | Infineon Team Joest | Dyson Racing | Corvette Racing | Alex Job Racing |
Coureurs | Frank Biela
Marco Werner | Chris Dyson | Ron Fellows
Johnny O'Connell | Lucas Luhr
Sascha Maassen |
2004 | Team | ADT Champion Racing | Miracle Motorsports | Corvette Racing | Alex Job Racing |
Coureurs | Marco Werner
JJ Lehto | Ian James | Ron Fellows
Johnny O'Connell | Timo Bernhard |
2005 | Team | ADT Champion Racing | Intersport Racing | Corvette Racing | Petersen/White Lightning |
Coureurs | Frank Biela
Emanuele Pirro | Clint Field | Olivier Beretta
Oliver Gavin | Patrick Long
Jörg Bergmeister |
2006 | Team | Audi Sport North America | Penske Racing | Corvette Racing | Risi Competizione |
Coureurs | Rinaldo Capello
Allan McNish | Lucas Luhr
Sascha Maassen | Olivier Beretta
Oliver Gavin | Jörg Bergmeister |
2007 | Team | Audi Sport North America | Penske Racing Porsche | Corvette Racing | Risi Competizione |
Coureurs | Rinaldo Capello
Allan McNish | Romain Dumas
Timo Bernhard | Olivier Beretta
Oliver Gavin | Mika Salo
Jaime Melo, Jr. |
2008 | Team | Audi Sport North America | Penske Racing Porsche | Corvette Racing | Flying Lizard Motorsport |
Coureurs | Lucas Luhr
Marco Werner | Romain Dumas
Timo Bernhard | Jan Magnussen
Johnny O'Connell | Jörg Bergmeister
Wolf Henzler |
| LMP1 | LMP2 | GT | Challenge |
2009 | Team | Patrón Highcroft Racing | Lowe's Fernández Racing | Flying Lizard Motorsports | Snow Racing |
Coureurs | Scott Sharp
David Brabham | Adrián Fernández
Luis Díaz | Patrick Long
Jörg Bergmeister | Martin Snow
Melanie Snow |
| LMP | LMPC | GT | GTC |
2010 | Team | Patrón Highcroft Racing | Level 5 Motorsports | BMW Rahal Letterman Racing | Black Swan Racing |
Coureurs | Simon Pagenaud
David Brabham | Scott Tucker | Patrick Long
Jörg Bergmeister | Tim Pappas
Jeroen Bleekemolen |
| LMP1 | LMP2 | LMPC | GT | GTC |
2011 | Team | Dyson Racing | Level 5 Motorsports | CORE Autosport
Genoa Racing | BMW Team RLL | Black Swan Racing |
Coureurs | Chris Dyson
Guy Smith | Christophe Bouchut
Scott Tucker | Ricardo González
Gunnar Jeannette
Eric Lux | Dirk Müller
Joey Hand | Tim Pappas |
| P1 | P2 | PC | GT | GTC |
2012 | Team | Muscle Milk Pickett Racing | Level 5 Motorsports | CORE Autosport | Corvette Racing | Alex Job Racing |
Coureurs | Klaus Graf
Lucas Luhr | Christophe Bouchut
Scott Tucker | Alex Popow | Oliver Gavin
Tommy Milner | Cooper MacNeil |
2013 | Team | Muscle Milk Pickett Racing | Level 5 Motorsports | CORE Autosport | Corvette Racing | Flying Lizard Motorsports |
Coureurs | Klaus Graf
Lucas Luhr | Scott Tucker | Mike Guasch | Antonio García
Jan Magnussen | Jeroen Bleekemolen
Cooper MacNeil |