Also known as “The Viking,” Krohn hails from Stavangar, Norway. Krohn received his first go-kart at the young age of three and a half and started his racing career quickly after. Due to the Norwegian racing age limit being 11, he had to go to England to debut in racing at the age of eight.
After spending time in the karting circuit, Krohn moved to the Intercontinental A Juniors series in 2001. Eventually he would move up to Formula-car racing, noting his breakout year as 2008 where he won nine out of 14 races. He would be named “Rookie of the Year” for the U.S. Formula 2000 Championship, along with becoming the champion of the series.
In 2009 Krohn made the move to open-wheel racing in the Star Mazda Championship presented by Goodyear with the Mundill team where he was third in the Rookie Championship series and had seven top-six results. The following year he would continue on the ladder up to the Firestone Indy Lights Series as a member of the Anderson Racing team, but returned to Star Mazda Championship for 2010 before settling into Firestone Indy Lights. He spent the full 2011 season with Belardi Auto Racing, where he had nine top-10 finishes and two top-fives.
• Finished seventh in Firestone Indy Lights for Belardi Auto Racing with a best finish of fifth at St. Petersburg and Toronto.
• Led laps at Indianapolis (7) and Baltimore (3).
• Finished second in Star Mazda Championship for Andersen Racing with six podiums and 13 top-fives in 13 starts.
• Made Firestone Indy Lights debut for Andersen Racing at Watkins Glen.
• Finished sixth in Star Mazda Championship for Mundill recording a win at Milwaukee in his first-ever oval race. Had seven top-six results
• Won the F2000 Championship for Andersen Racing with nine wins and seven pole positions in 14 races.
• Won series’ Rookie of the Year Award
• Named Autosport Driver of the Year by Norwegian Autosport Federation
• Finished second in Benelux Formula Ford for Vuik Racing
• Finished second in Dutch Formula Ford for Vuik Racing
• Finished 11th Formula Ford World Finals
• Recorded six wins and 11 podiums in 15 races.
• Competed in go-kart races internationally winning numerous championships.
• Began karting in 1996, winning races and championships in Norway, England and Sweden as well as several