GLAS founder Denis McClean works with a close team of volunteers who always make sure the show goes on. Over the years, they have included:
- Sophie Barton-Knott
- Kirsten Bendixen
- Hakim Berhoune
- Chris Black
- John Black
- Mary Canavan
- James Casey
- Cynthia Chapatte
- Pierre Chapatte
- Jean-Charles Chamois
- Ivo Essenberg
- Claire Geraty
- Megan Geraty
- Catali Ghiglia
- Claire Harron
- Marko Kokic
- Ievgen Kostiukevych
- Maryna Kostiukevych
- Sara, Emma and Mia Liden
- Harold Masterson
- Oisín McClean
- Thierry Muehlemann
- Declan O’Sullivan
- Eoghan O’Sullivan
- Robert O’Sullivan
- Charoensak Srikanchana
- Brian Tisdall
- Brian Wall
- Patrick Wauthier
- Mark Willis
- Lars Solberg
- Félix Poulin
And many, many others….