2006-2018 Canonical Ltd. and others
 2012-2017 Martin Pitt
 2016-2020 Simon McVittie
 2016-2020 Antonio Terceiro
 2017 Jiri Palecek
 2017-2020 Collabora Ltd.
 2018 Thadeu Lima de Souza Cascardo
 2019 Michael Biebl
 2019 Raphaël Hertzog
 2019 Sébastien Delafond