Sumba Island Tour is operated with Indonesia Juara Trip, part of Juara Holding Group (since 2015). We collect only what you share when you contact our advisors — name, contact details and trip requirements — and use it solely to plan and confirm your journey. We never sell personal data. For any privacy request write to sales@indonesiajuara.asia or WhatsApp +62 811-994-1919. Last reviewed August 2026.