There was a total of seven teams signed up to compete in the championship through an agreement with Formula One Management, with the other four major manufacturers in the Grand Prix Manufacturers' Association (GPMA) having signed a Memorandum of Understanding at the 2006 Spanish Grand Prix. All teams in both groups have two spots each on the 2008 grid. The following teams and drivers competed in the 2008 FIA Formula One World Championship: Teams competed with tyres supplied by Bridgestone.