GREENWICH UNIVERSITY
INTERNATIONAL HOUSE DUBLIN - WESLEY COLLEGE
FRANCISCO DE VITORIA UNIVERSITY
EC LOS ANGELES
OPEN HEARTS LANGUAGE ACADEMY
St GILES NEW YORK CITY
INSTITUTE OF ENGLISH LANGUAGE STUDIES
UNIVERSITY OF THE WEST OF ENGLAND
KAPLAN INTERNATIONAL DUBLIN
MARINO INSTITUTE OF EDUCATION
DID BERLIN MITTE
WESLEY COLLEGE