Sylvia Monnier has been played on NTS shows including Total Stasis, with Hors Commerce first played on 28 December 2021.

Sylvia Monnier (Mika Perez) is an ambient musician from Lyon, France. She crafts slowly unfolding, gentle ambient music much in the vein of other female ambientalists such as Noveller or vocal-less Motion Sickness of Time Travel. Late night music for occasional philosophical wanderings.

Also known as Sunny Dunes.