Tribal Group Plc is a holding company, which engages in the provision of education-related systems, solutions, and consultancy services. It operates through the Student Information Systems (SIS) and Education Services (ES) business segments. The SIS segment represents the delivery of software and subsequent maintenance and support services, software solutions, asset management, and information managed services. The ES segment covers inspection and review services which support the assessment of educational delivery, and a portfolio of performance improvement tools and services, including analytics. The company was founded by Henry John Pitman in September 1999 and is headquartered in Bristol, the United Kingdom.