Established in 2004, Technical One Limited focuses on entrance exams for senior selective schools.

The company operates a free educational information portal aimed at parents (ElevenPlusExams.co.uk), and publishes over 70 book titles in primary education for the preparation of selective schools’ entrance exams. In 2020 the company launched a primary education virtual learning environment (VLE) aimed at schools and tuition centres targeting the same education sector that is ideal for both UK and International Schools.