Howison earned his PGA Tour card through qualifying school in 1994.

He won the Nike Lakeland Classic in 1997 and in 1999 he won the Nike Lakeland Classic again and the Nike Ozarks Open en route to a 10th-place finish on the money list, earning him his PGA Tour card for 2000.

Howison played baseball, not golf, at the University of North Carolina at Chapel Hill, where he was the starting third baseman for the 1989 College World Series team.

After two rotator cuff surgeries his junior year, Howison began to pursue golf.

[1] Howison started as a financial advisor in Palm Beach Gardens, Florida in 2009.