School Information Systems, also known as SIS, offers a range of school management solutions. The company provides bus routing and human resources services for school districts. It specializes in the development of information system software solutions. School Information Systems has been in operation since 1983. The company offers financial accounting and payroll systems under the SISFin brand. Its Web-based solutions, SISK12, fulfill the data management needs of students. School Information Systems also conducts live and on-site training programs. In addition, the company provides modules and communications tools for counselors. It operates as a division of Tyler Technologies, which serves more than 2,000 clients.