International Schools Activities Conference (ISAC)
ISAC brings together 6 international schools within the Philippines for three seasons each school year.
Season 1: Boys and Girls Volleyball October 9 – 11, 2025 at Southville International School and Colleges
Season 2: Girls Basketball and Boys Football January 22- 24, 2026 at Brent International School Subic
Season 3: Girls Football and Boys Basketball March 12 – 14, 2026 at Brent International School Baguio
Participating Schools
| Brent International School Subic | |
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| BISS | Brent Razorbacks |
| Brent International School Baguio | |
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| BISB | Brent Bulldogs |
| Faith International Academy | |
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| FIA | FIA Eagles |
| Brent International School Manila | |
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| BISM | Brent Lions |
| Cebu International School | |
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| CIS | CIS Dragons |
| Southville International School and Colleges | |
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| SISC | SISC Monarchs |