With a preparatory school situated in Kabete, Peponi School traces its history back to 1989. It is an independent and privately-owned day/boarding co-education institution found on a 45-acre piece of land along the Nairobi-Thika Highway near Ruiru. The school caters to students from all over Kenya as well as other multinational students. Although it has only existed for three decades, the school was designed to offer the British curriculum geared towards the Common Entrance Exam. Peponi School offers IGCSE education and in 2017, it began offering the US-based College Board examinations including SAT. Peponi School is a member of the IAPS and is inspected by the Schools Inspection Service (SIS) for British Schools Overseas (BSO).