After being hired in 2002 at Missouri Baptist, Tompkins led his Spartans to two American Midwest Conference titles and two trips to the NAIA Division I Men's Basketball National Tournament. He was a two time American Midwest Conference Coach of the Year selection (2004 & 2005) and coached four NAIA All Americans. He recorded a 110-47 career record including four 20 win seasons in his five years.

Tompkins graduated from Missouri Baptist in 1998 with a Bachelors of Science degree. After graduating from Missouri Baptist he was a member of the coaching staff at Rock Falls High School (Ill.) for the 1998-99 season when the team won the Illinois State Championship.

Tompkins received his Master's degree from the University of Phoenix in 2003 in Organizational Management.

Tompkins is a 1993 graduate of Ohio High School (Ill.). He continued his playing career at his local junior college, Sauk Valley Community College (Ill.). After his time at Sauk Valley Community College, Tompkins came to Missouri Baptist. While playing for the Spartans, Tompkins was the captain and the leading scorer both years.

Tompkins and his wife, Heidi, have two daughters and a son.