The college specialises in providing bespoke individualised tuition in the tutorial method of learning for students of any age, though mainly 16-18-year-olds.

[2][3] Traditionally an Oxbridge preparatory crammer which provided private tutoring exclusively for Oxford and Cambridge entrance, Greene's today prepares students for admission to universities worldwide.

[4] After the retirement of Edward Greene, the college was taken over by Christopher Upton, Matthew Uffindell and Alex Gray, three Oxford-educated tutors.

The college has educated a number of high-profile students, which also includes the math child prodigy March Tian Boedihardjo.

[7] According to the Independent Schools Inspectorate (ISI) in England, "the college exceeds expectations".