Nergård has curled professionally since 1987 and currently plays third for Team Thomas Ulsrud. At Junior level, he played third at the 1991 and 1992 World Junior Curling Championships for Thomas Due, and skipped his own team in 1996. Nergård was the alternate for Pål Trulsen's team when Norway won the gold medal at the 2002 Winter Olympics and the 2005 European Curling Championships.