Corporate Executive Board Company (CEB) is an advisory company that equips senior executives and their teams with actionable solutions to drive corporate performance. The Company operates in two segments: SHL Group Holdings I and its subsidiaries (SHL) and CEB. The CEB segment includes its membership programs for senior executives and their teams to drive corporate performance by identifying and building on the practices of companies. The SHL segment provides cloud-based solutions for talent assessment and talent mobility, as well as professional services to support those solutions. Personnel Decisions Research Institutes, Inc. (PDRI) is included in the CEB segment. PDRI provides customized personnel assessment tools and services to various agencies of the United States government. In February 2012, it acquired Valtera, Inc. In August 2012, it acquired SHL Group Holdings I.