Daniel Clos Álvarez (born 23 October 1988) is a Spanish former professional racecar driver. In 2012, He was the test driver for the now defunct HRT Formula One team. Career Karting Born in Barcelona, Clos was a fairly successful karter at the ICA Junior level of karting, winning firstly the Catalan district of the Spanish ICA Junior Championship in 2001, beating a field including the brother of former Formula Three Euroseries rival Daniel Campos-Hull, Oliver. Success continued in 2002, when Dani won the Copa Campeones Trophy and finished 10th in the Italian Open Masters, against a top-quality field of drivers including Nico Hülkenberg, Sébastien Buemi, Nelson Panciatici, Oliver Oakes and Buemi's cousin Natacha Gachnang amongst others. 2003 was by far and away his best year of karting, winning both the prestigious Andrea Margutti Trophy equipped with an MGM Racing Birel beating Miguel Molina and Jules Bianchi to the flag, and the Spanish ICA Junior Championship, along with placings of 6th in the Italian Open Masters and 11th in the European Championship. 2004 saw a move up to Formula A, but he decided to dovetail it with a campaign in the Formula Junior 1600 series in Spain. He would finish 36th in the Formula A European Championship, with a solitary point. He called time on his karting career after a 30th place in the 2005 Margutti Trophy. Formula Junior 1600 Spain Clos made the move into single-seaters in 2004, with a campaign in the Formula Junior 1600 championship. Clos adapted to the cars very well, and ended up a solid 4th place in the championship behind Michael Herck, Marco Barba and Arturo Llobell, with one win and four podiums along the way. Formula Renault 2.0 After just one season racing at 1600cc Formula Renault level, Dani moved up to the two litre cars, with a drive in both the Eurocup Formula Renault 2.0 for Pons Racing, and the Italian Formula Renault Championship for Facondini Racing. Clos struggled in the pan-European championship, failing to record a finish inside the top ten placings all season. His best finish came during the 11th round of the championship, at Donington Park when he recorded an 11th-place finish. He was slightly more successful in the Italian series despite missing three races due to Eurocup commitments, finishing sixteenth in the championship with 28 points beating teammate Oliver Campos-Hull in the process. His best finishes were a pair