Barte, sponsored by M Balce Surveying Services, had previously won the Enervon International Juniors and the Head-Penn Championships, both Group 1 tournaments sanctioned by Philta.
Meanwhile, Nino Salvador of San Sebastian won the boys 21-under title over Olongapo Citys Patrick John Tierro, 7-5, 6-2, while Cebuano Janjie Soquino took the boys 16-under title over Arithmetico Lim of Chiang Kai Shek, 6-2, 6-3;
Francis Casey Alcantara of Cagayan de Oro City and Zoleta siblings Bien and Bambi of Mary Hill College in Lucena City won two titles each.
Alcantara bagged the boys 12-under title following a 6-2, 6-2 victory over Ilocos Nortes Patrick Arevalo and annexed the unisex 10-under crown when he beat Cebuano Bernardine Siso, 6-2, 6-2.
Bien Zoleta downed Cebuano Bernardine Sepulveda, 6-3, 6-1, for the girls 18-under title and nailed the 16-under title over Bohols Michelle Panis, 6-2, 6-2.
Bambi Zoleta outplayed Julie Em Botor of Morning Dew Montessori, 6-4, 6-3, to pocket the girls 14-under title and later collected the 12-under title over Jessica Agra of Colegio San Agustin.
Davis Alano won the beginners division when he bested Robert Ortelano, 8-7 (2).