NTS regular Mosca has been hosting a show since 23 July 2014. On 1 April 2016, Mosca was a guest on Solid Steel. Mosca has been played over 240 times on NTS, first on 24 January 2013. Mosca's music has been featured on 223 episodes.

Mosca is a London based musician who has released tracks or remixes on various labels including Night Slugs, Fabric, Numbers, No Hats No Hoods and Local Action. While he has previously released tracks inspired by baltimore club, UK funky, dubstep, grime, etc., much of his current output takes the form of dark, sleek house and techno.