Teresa EmighSonesta International Hotels Corporation has promoted Teresa Emigh to director of guest relationship management. Emigh, a member of the Sonesta corporate team for more than three years, has most notably managed the rapid member and revenue growth of the Sonesta Travel Pass guest loyalty program, as well as assisted in the development of Sonesta’s industry leading guest experience measurement program. In this new role, Emigh will continue to oversee the loyalty program, as well as drive new ideas and future initiative, according to Sonesta .