Arbiter is the connected K–12 athletics and activities management platform trusted by schools, districts, state associations, and officials for over 40 years. The platform unifies registration, scheduling, payments, facilities management, eligibility tracking, officiating assignments, and compliance into a single system — so administrators, coaches, families, and officials always have the information they need, without the duplicated work. As the official and exclusive scheduling partner of the NFHS, Arbiter powers millions of events nationwide and has processed billions in payments. Whether managing student registration and physicals, assigning and paying officials, coordinating facilities, tracking eligibility, or keeping communities informed through websites and direct communications, Arbiter gives every stakeholder in K–12 sports and activities a single source of truth.