WHAT IS TRILOGY? Trilogy Spa Holdings (Trilogy), is a boutique spa management company serving America’s most iconic hotels and resorts. Trilogy is dedicated to creating and operating innovative, service-centric and performance optimized branded spas. Built on a foundation of experienced spa operators and hospitality industry veterans, Trilogy is the critical management link between hospitality companies and spa brands. Trilogy utilizes International Beauty Brands and owned brands to ensure your property is differentiated, and your spa maximizes revenues and profits and contributes to your property’s value by increasing occupancy and group spend.