St GILES SAN FRANCISCO
EMERALD CULTURAL INSTITUTE - MARINO INSTITUTE
KINGS OXFORD
EC WASHINGTON DC
St GILES LONDON HIGHGATE
OPEN HEARTS LANGUAGE ACADEMY
INTERNATIONAL HOUSE DUBLIN - WESLEY COLLEGE
EC LONDON 30+ BUSINESS ENGLISH
EC OXFORD
STUDIO CAMBRIDGE - SIR MICHAEL SUMMER CAMP
KAPLAN INTERNATIONAL - NEW YORK
ILSC - UNIVERSITY OF BRITISH COLUMBIA