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
- James Casey
- Cynthia Chapatte
- Jean-Charles Chamois
- Ivo Essenberg
- Claire Geraty
- Megan Geraty
- Catali Ghiglia
- Claire Harron
- Marko Kokic
- Sara, Emma and Mia Liden
- Harold Masterson
- Thierry Muehlemann
- Eoghan O’Sullivan
- Charoensak Srikanchana
- Brian Tisdall
- Brian Wall
- Mark Willis
- Lars Solberg
- Félix Poulin
And many, many others….