As a senior, he averaged 24 points, 10 rebounds, 3 assists, 2 blocks and 3 steals, leading the Sharks to a district title and regional semifinal appearance while garnering first-team All-State honors.

He ended his career first in school history in games played, starts and steals with 147 and tied for first in three-pointers made with 302.

[6] On August 23, 2017, Beech was selected by the Erie BayHawks in the NBA G League expansion draft.

[11] On September 10, 2024, Beech signed with the Formosa Dreamers of the Taiwan Professional Basketball League (TPBL).

His father is the head basketball coach and dean of students at Ponte Vedra High.