GLS ist Mitglied von
ALTO
EAQUALS
FADAF
GWEA
IALC
GLS Partnerschulen in IALC
Latin Immersion, Buenos Aires, Argentina
South Australian College of English, Adelaide, Australia
The Whitsundays College of English - SACE, Airlie Beach, Australia
Australian College of English, Brisbane, Australia
The Tasmanian College of English, Hobart, Australia
Australian College of English, Perth, Australia
Phoenix English Language Academy, Perth, Australia
Australian College of English, Sydney, Australia
Sydney College of English, Sydney, Australia
Access Language Centre, Sydney, Australia
Actilingua Academy, Vienna, Austria
LSC - Language Studies Canada, Calgary, Canada
LSC - Language Studies Canada, Montreal, Canada
LSC - Language Studies Canada, Toronto, Canada
LSC - Language Studies Canada, Vancouver, Canada
Tamwood International College, Vancouver, Canada
Tamwood International College, Whistler, Canada
Latin Immersion, Santiago, Chile
Academia Tica, San Jose, Costa Rica
Forester Instituto International, San Jose, Costa Rica
Estudio Internacional Sampere, Cuenca, Ecuador
Business School International, Bournemouth, England
The English Language Centre Bristol, Bristol, England
Cambridge Academy of English, Cambridge, England
Canterbury Language Training, Canterbury, England
YES Education Centre, Eastbourne, England
Globe English Centre, Exeter, England
Frances King School of English, London, England
The Hampstead School of English, London, England
London School of English, London, England
Norwich Institute for Language Education (NILE), Norwich, England
Oxford English Centre, Oxford, England
Language Specialists International, Portsmouth, England
Torquay International School, Torquay, England
Melton College, York, England
BLS Ecole de Francais, Biarritz, France
BLS Ecole de Francais, Bordeaux, France
Institut Linguistique Adenet, Montpellier, France
France Langue, Nice, France
Alpha B, Nice, France
E.L.F.E., Paris, France
France Langue, Paris, France
Anglo-German Institute, Stuttgart, Germany
BWS Germanlingua, Berlin, Germany
Colón Language Center, Hamburg, Germany
BWS Germanlingua, Munich, Germany
Kapito Sprachschule, Muenster, Germany
Cork Language Centre International, Cork, Ireland
Language Learning International, Dublin, Ireland
The Language Centre of Ireland, Dublin, Ireland
Galway Cultural Institute, Galway, Ireland
Linguaviva, Florence, Italy
Linguadue, Milan, Italy
Istituto Italiano, entro di Lingua e Cultura, Rome, Italy
Soc. Dante Alighieri - Comitato di Siena, Siena, Italy
Babilonia, Taormina, Italy
European School of English, St. Julians, Malta
B.E.L.S, Kercem, Malta
Centre for Bilingual Multicultural Studies, Cuernavaca, Mexico
Becari, Oaxaca, Mexico
Solexico, Oaxaca, Mexico
Solexico, Playa del Carmen, Mexico
Dominion English School, Auckland, New Zealand
Dominion English School, Christchurch, New Zealand
Coromandel Outdoor Language Centre, Whitianga, New Zealand
CIAL Centro de Linguas, Faro, Portugal
CIAL Centro de Linguas, Lisbon, Portugal
Liden & Denz Language Centre, Moscow, Russia
Liden & Denz Language Centre, St. Petersburg, Russia
Good Hope Studies, Cape Town, South Africa
Estudio Internacional Sampere, Alicante, Spain
ABC - Instituto Espagnol de Cultura, Barcelona, Spain
Estudio Internacional Sampere, Pto Sta Maria, Spain
Estudio Internacional Sampere, Madrid, Spain
La Brisa, Malaga, Spain
Malaca Instituto - Club Hispanico SL, Malaga, Spain
Escuela de Idiomas "Nerja", Nerja, Spain
Estudio Internacional Sampere, Salamanca, Spain
CILCE , Valencia, Spain
English Language Center, Boston, USA
Language Plus, El Paso, USA
English Language Center, Los Angeles, USA
Rennert Miami, Miami, USA
Rennert Bilingual, New York, USA
English Language Center, Santa Barbara, USA