At 6'5" tall and playing the power forward position, Brenton is Stony Brook's all-time leader in assists and steals.

[2] He attended River Hill High School in Clarksville, Maryland before going to Hargrave Military Academy in Chatham, Virginia for one postgraduate prep year.

[2] In Brenton's senior year at River Hill, he averaged 20.9 points and 10.3 rebounds per game while leading them to the Class AAA state championship.

He received several Division I offers and narrowed his final choices down to Stony Brook, UMBC and Western Carolina.

[5] Brenton was named second-team All-America East as a sophomore in 2010, averaging 7.6 points, 9.7 rebounds, 2.6 assists and 1.8 steals per game.

[8][9] Originally slated for a six-month absence that targeted his return for the start of conference play in January, Brenton required multiple surgeries and missed the entire season.

[10] Stony Brook won its second America East regular season title, and a 14–2 conference record was the best yet in program history.

Brenton recorded Stony Brook's first triple-double in program history on January 26, 2013, with 15 points, 14 rebounds and 11 assists against Maine.

[19] Brenton ended his collegiate career as Stony Brook's all-time leader in rebounds, assists and steals.