Prior to his professional career, Seiferth played with the Oregon and Eastern Washington men's basketball teams.

He commonly plays the role as a forward-center, transforming into an elite shot-blocker in the Big Sky Conference.

[2][3] Seiferth redshirted his sophomore year in college due to NCAA transfer rules.

Seiferth helped the Alba Berlin youth team win the Nachwuchs Basketball Bundesliga League (NBBL) in the 2008–09 season after finishing as runners-up at the conclusion of the team's preceding year.

This biographical article relating to a German basketball figure is a stub.