Career
A 6"10" center born in Milwaukee, Wisconsin, Guidinger played four seasons for the University of Minnesota Duluth (UMD) Bulldogs, starting all 126 games, establishing University records for points (1,953), rebounds (1,095) and blocked shots (195). While at UMD, Guidinger"s per game average was 15.5 points, 8.7 rebounds and 2.0 assists. In 2001, Guidinger was inducted into the University of Minnesota Duluth Athletic Hall of Fame.
On October 8, 1992, Guidinger signed as a free agent with the Cleveland Cavaliers as an undrafted rookie despite having reconstructive surgery on both of his knees prior to his initial tryout with the team
He played for the Cavaliers for two seasons as part of the team"s seldom-used backup frontcourt to Brad Daugherty, Larry Nance and John "Hot Rod" Williams, although he was in the starting lineup for five games during the 1992-1993 season. He was then waived by the Cavaliers on December 23, 1993, but re-signed with the team for two 10-day contracts on January 19, 1994 before being signed for the rest of the season, his last as a professional.
In his two National Basketball Association regular seasons (1992-1993 and 1993-1994), he played in 32 games and averaged 1.5 points, 1.5 rebounds, 0.3 assists, 0.2 steals and 0.2 blocks. Including the postseason, where he appeared in four games and scored two points in the 1993 National Basketball Association Playoffs against the New Jersey Nets and Chicago Bulls, he has a career total of 100 points scored.
After retiring from basketball, Guidinger became an assistant coach for Cleveland State University.
He then volunteered as an assistant coach at Western Michigan University, after which he left basketball to become a Regional/National Sales Manager at Interkal, Incorporated. Guidinger then worked as a sales representative at Dant Clayton Corporation, followed by Porter Athletics. He is currently employed as a Sales Manager at Lamar Advertising.
Guidinger married Khai Guidinger (née Regan), a former player for the women"s basketball team at University of Minnesota Duluth, in July, 1994.
They have three children.