California School Information Services | 134 followers on LinkedIn. Better data. Better schools. | Since 1997, building tools and solving data problems so educational stakeholders can increase their capacity to improve student achievement. We are passionate about nurturing a strong data culture, including building modern software and tools, sharing what we know, and supporting our partners in California's data ecosystem to inform decision making and improve student achievement. Our teams create a vibrant and purposeful working environment of innovation and continuous improvement.