He played three seasons of college basketball in the United States for the Davidson Wildcats before debuting in the NBL for the Cairns Taipans in 2023.
[2] As a freshman in 2020–21, Mennenga started 20 of 21 games and finished second on the team in rebounding and scored in double figures five times.
[3] As a sophomore in 2021–22, Mennenga started 33 of the 34 games he played and scored in double figures 14 times, including four of the first five contests.
[3] As a junior in 2022–23, Mennenga served as team captain alongside Foster Loyer and Grant Huffman.
[8] On 6 April 2023, Mennenga signed a two-year deal with the Cairns Taipans of the Australian National Basketball League (NBL).
[12] On 15 March 2024, Mennenga was granted a release from the second year of his contract by the Taipans in order for him to return home.
[17] He is set to join Atléticos de San Germán of the Baloncesto Superior Nacional for the 2025 season.