Fontenebro International School is a private, co-educational school located in Moralzarzal, a town in the Sierra de Guadarrama mountain range outside Madrid. The school offers a bilingual education in English and Spanish, and follows the British curriculum from Early Years through to Key Stage 4 (GCSEs). Fontenebro also offers the International Baccalaureate (IB) Diploma Programme in the Sixth Form.

The school has a focus on sustainability and has implemented various initiatives to reduce its environmental impact. Additionally, Fontenebro offers a range of extracurricular activities, including sports, music, and drama.