The news comes as preparations continue for the new season, with the second edition of the competition set to kick off in December - full fixture information will be confirmed in due course.
Glasgow Warriors join fellow Scottish outfit, Edinburgh; the Clovers and Wolfhounds from Ireland; and Welsh sides Gwalia Lightning and Brython Thunder in the competition, with each side set to play each other home and away in a newly-expanded format.
As the countdown to the new season begins, further announcements are expected over the coming weeks, including coaching appointments, fixture schedules, playing squads, and more.
Supporters are encouraged to follow @CelticRugbyComp and @GlasgowWarriors on Instagram, Facebook, X, TikTok, YouTube, and LinkedIn to stay updated with all the latest news, exclusive behind-the-scenes content, and updates as the league prepares for its December launch.