Grayo Studio represents Grace Lyona—a classical guitarist, songwriter, and music educator from Indonesia. A graduate of Pelita Harapan University, she was mentored by Benny M. Tanto and trained with world-renowned guitarists like Jeremy Jouve, Gohar Vardanyan, and many more. Together with her aunt, she continues Rumah Musik, a cozy home studio that welcomes students of all ages—including expatriates and children, with ADHD or autism. Beyond teaching, Lyona is also an in-training sound engineer for church ministry and has produced instrumental BGM for various documentary projects.