ABLS inspected and first accredited SUL Language Schools in 2005 (now renamed SUL Education Ltd). A routine full inspection was conducted in 2018 with a follow up visit in 2019. Seasonal English language and activity courses for juniors and teenagers in UK destinations. Educational and Cultural visits for school groups in term-time. Courses for adults in Cornwall.
The organisation is transferring its accreditation to the British Accreditation Council on 1 September 2021.