Debut: 1978 Argentine Grand Prix
Drivers' titles: 7
Constructors' titles: 9
The Grove-based team, still under the guidance of Frank Williams, first entered Formula One back in 1978.
The team had a purple run in the 80s and 90s, winning nine Constructors' titles and seven Drivers' crowns, the last being in 1997.
However, rising costs and big money entries meant Williams soon fell down the pecking order.
The team barely featured in 2013 with just five World Championship points leaving them worst of the established teams.
However, 2014 proved much more successful, with Felipe Massa and Valtteri Bottas, who retain their seats for 2015, registering six podium finishes to see Williams finish third in the Constructors' standings.