Pablo Colvee clinched the match for UTA with a 6-4 win in the third set.
The Mavericks picked up their third and fourth wins in a row against Cameron and Seminole on Saturday.
Pablo Colvee reached the finals of Flight 2's consolation bracket.
Mario Muniesa reached the semi finals in the singles bracket.
UTA competes in the Marco & Co. Catering Islanders Open in a two-day event starting Friday.