Sevi Boutique Hotel Zanzibar RevitUp and the Metamorphosis of Hospitality Business Culture 6 years ago Sevi Boutique Hotel Zanzibar deploys progressive management and holistic revenue generation service RevitUp. Reopened in 2019 Under New Ownership, Sevi Boutique Hotel Zanzibar Gives Back to the Local Community 7 years ago Earlier this year, Sevi Boutique Hotel underwent a change of ownership and management with a focus on helping locals.