Ex-teacher and author of “We Are Our Own Educators” and “Love Under the Mango Tree”, Valentino was the Founder and Principal of Josina Machel Supplementary School in Hackney from 1976 to 2002 specializing in African Civilization, English and Maths. The school had an average of 80 students every Saturday. He also provided counselling for parents and young adults.

Currently, retired, Valentino provides private one-to-one tuition in Maths and English for children and adults.