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|Date of birth||10 April 1979|
|Place of birth||Arendal, Norway|
|Height||1.79 m (5 ft 10 1⁄2 in)|
* Senior club appearances and goals counted for the domestic league only and correct as of 2 November 2016|
‡ National team caps and goals correct as of 30 August 2007
Risholt started his career in local Arendal. He also played for Øyestad IF and FK Jerv before he became a part of the Start squad in 2000. With Start he took part in relegation from the Norwegian Premier League in 2000 and promotion the following season. In 2002, he moved to Fredrikstad, where he played an important part in helping them to successive promotion from the Norwegian Second Division to the Premier League. After the 2004 season with Fredrikstad he was voted player of the year by the supporters, and as a result of the good form he was displaying he was selected to be with the Norwegian national team during their winter tour in the Middle East where he won 3 caps, all as a substitute. Halfway through the 2005 season he left Fredrikstad for AGF Aarhus, where he played one season for AGF which ended with relegation. In the summer of 2006 he moved to BK Häcken, and once more experienced relegation. On 28 August 2007 Risholt signed for Tromsø IL, and in December 2008 he signed for Kongsvinger, where he would team up with his twin brother Kai.
On 31 August 2010, he signed for Fredrikstad.
He left Fredrikstad to join GIF Sundsvall in the winter 2011 before returning to Norway and Sandefjord. As captain he helped the team to promotion to the Norwegian Premier League in 2014. On the opening day of the Norwegian summer transfer window he decided to join Fredrikstad for the third time in his career. He came on a free transfer and signed a 1,5 year contract, finally retiring at the end of 2016.