Former Welsh motor racer, Dave Richards has a net worth of $75 million as of May 2012, according to the Sunday Times Rich List. Richards had a short but successful career as a rally co-driver. He partnered the Finnish driver Ari Vatanen from 1979 to 1981, winning both the British and world championships. The Welsh-born accountant then set up Prodrive, a motorsport-to-automotive engineering consultancy based in Oxfordshire. It ended up running teams for leading auto manufacturers, winning six world rally and five British Touring Car championships. In 1999, Richards, 59, sold a 49% stake in the parent Prodrive Holdings which valued the business at £150 million. Richards ran the Benetton F1 team in 1997 but left after disagreements on strategy. He had more success with the BAR team in 2004. He brought in Jenson Button as driver and finished second that season. In 2007 he led a consortium that took over Aston Martin in a £480 million deal. Richards' stake and his separate company, Hundred Percent Group, with about £13.5 million net assets.