Prior to his arrival at UCSB, Williams spent eight years at UC Davis. His UC Davis teams recorded 20 or more wins five times and had an eight-year record of 158–76 record. In Williams’ final season at UC Davis, the Aggies went 31–2, won the NCAA Division II National Championship. Williams was named NABC Division II Coach of the Year. Williams took over a UCSB program that had not recorded a winning season in five years. In 1998–99, the Gauchos won 15 games and won the West division of the Big West. The 2002 Gauchos won the school’s first
Big West tournament title, advancing to the
NCAA tournament. In 2003, they won the league’s regular season title and played in the
NIT. In 2007–08, UCSB set the all time school record for most wins in a season with 23. They won the Big West regular season title for a second time and received a bid to the
2008 NIT. The 2009–10 season marked the fourth Big West Regular Season title captured during Williams' tenure at UCSB. It also was the first time in the basketball program's history that the Gauchos won both the Big West Regular Season and
Big West tournament championships in the same year. Williams was also awarded the 2010 Big West Coach of the Year Award, his third. ==Head coaching record==