Expression Prep
The Huntington-based guard scored 30 points with nine three-pointers for Estonia at the 2026 U20 European Championship Division B.
United States · High school & prep
Expression Prep lists Alles on its 2026–27 National Team roster, Class of 2027. The programme has joined the Grind Session Power Conference for 2026–27. Team membership does not establish appearance in an individual game.
Home venue · Huntington Expression Prep115 Cheshire Way, 25704 Huntington, West Virginia, United States
A club can compete in several leagues. First-team and youth-team placements are separate; a roster listing does not guarantee an appearance in a particular game.
A product of Kalev/Cramo’s youth system, Marten Alles plays for Expression Prep in Huntington, West Virginia, in 2026–27. It is his third school year in the United States, following spells in New York and Houston. He also trained with Kalev/Cramo in spring 2026 and made his top-flight debut against Keila.
At the 2026 FIBA U20 EuroBasket Division B, he averaged 12.2 points across six games. Against Luxembourg, he scored 30 points and made nine of his 13 three-point attempts.
Expression Prep: schedule verification continues