Questar Assessment Inc. is a K–12 assessment solutions provider focused on building a bridge between learning and accountabil ... ity. As a wholly-owned, independently-operated subsidiary of Educational Testing Service, we share a belief that better measurement solutions can make a positive impact on education. Our fresh approach to meaningful assessment, our technical innovations that set the standard for scalability and reliable online testing performance, and the way we are reimagining how assessments can empower educators with insights that improve instruction are raising expectations about what it means to be an assessment partner. read more