Starwood Vacation Ownership, Inc. has promoted Steve Williams to senior vice president and chief operating officer. Williams will oversee the day-to-day operations of SVO. This new role, effective July 1, 2012, was created as part of organizational changes made by SVO's parent company, Starwood Hotels & Resorts Worldwide, Inc, to combine the company's North American and Latin American regions with SVO under a new Americas region. As part of the organizational change, Serge Rivera, who was chief executive officer of SVO, was promoted to Co-President of Starwood Americas. Williams joined Starwood in 2000, most recently serving as senior vice president of sales & marketing.