Hull College

　　Hurtwood House

　　I

　　Inlingua Cheltenham

　　Institute of International Education

　　Intensive School of English & Business Communication

　　Interlink School of English

　　International Community School (SKOLA)

　　International House Bath

　　International House ELCO

　　International House London

　　International House Newcastle-upon-Tyne

　　International House Torquay

　　International Language Holidays

　　International Language Schools

　　International Projects Centre

　　International School

　　InterNexus Centre for Language Studies

　　InTuition Languages

　　Isca School of English

　　ISIS Brighton

　　ISIS Education and Travel

　　ISIS Greenwich School/Greenwich School of English

　　ITS English School

　　K

　　Keele University

　　Kensington and Chelsea College

　　Kent School of English

　　King's School of English, Bournemouth (incorporating King's Junior School)

　　King's School of English, London

　　King's School Oxford

　　Kingston College

　　Kingsway English Centre for Professionals

　　L

　　Lake School of English Oxford

　　Language Link

　　The Language Project

　　Language Specialists International

　　Language Studies International, Cambridge

　　Language Studies International, Hove

　　Language Studies International, London

　　Language Studies International, London Central

　　Languages Plus/Sprachcaffe

　　Leeds Metropolitan University

　　Leicester Square School of English

　　Lewis School of English

　　Lewisham College

　　Lines Languages Ltd

　　Linguarama, Bath

　　Linguarama, London

　　Linguarama, Stratford-upon-Avon

　　Liverpool Community College

　　Liverpool Hope University

　　London Guildhall University

　　London House School of English

　　The London Institute

　　London Meridian College

　　The London School of English

　　London Study Centre

　　LTC International College

　　Lydbury English Centre

　　M

　　Malvern House

　　Manchester Academy of English

　　Manchester College of Arts & Technology (MANCAT)

　　Margate Language Centre

　　Mayfair School of English

　　Mayfield Academy of English

　　Mayflower College of English

　　Meads School of English

　　Melton College

　　Mercator Language School

　　Meridian School of English

　　Middlesbrough College

　　Millfield English Language School

　　Milner School of English, Wimbledon

　　M.L.S. International College

　　MM Oxford Study Service

　　Multi Lingua

    N

　　New College Nottingham

　　The New School of English

　　Newbold College

　　Newcastle College

　　North East Surrey College of Technology (NESCOT)

　　Norwich Institute for Languages Education (NILE)

　　Northbrook College

　　Norwich Institute for Language Education (NILE)

　　Nottingham Trent University

　　O

　　Oaklands College

　　OISE Intensive Language Schools, Cambridge