Genres: R&B / Soul

Simeon Zhelyazkov, or C-MO, is an Amsterdam-trained, Sofia-based singer.

A frequent collaborator of multi-instrumentalist/producer TromBobby & part of the bands Funky Miracle (opened for James Arthur in 2014) and TromBobby, C-MO & Edinstvenite Im Priyateli, he also recently released with the legendary Japanese guitarist Kazuki Isogai.

C-MO’s vocal capabilities are outstanding, with an impressive vocal range reaching very high pitches – something that’s won the hearts of thousands of people at festivals, headline shows, radio & TV.

APEIRON EP is his debut solo EP, with features from Bulgarian soul/pop icon Preyah, London singer Lili (supported on Ones To Watch), guitarist Peyotoff (worked with emawk), multi-instrumentalist TromBobby (Frank Nitt, Brianna Castro, Jermaine Holmes) & more.


  • Opened for James Arthur (with his band Funky Miracle) in 2014
  • Performed at Nord See Festival, So What’s Next Festival, Klapeida Castle Jazz Fest, A to Jazz , Sofar Sounds Sofia & more
  • Studied in Conservatorium van Amsterdam
  • Released with Japanese guitarist Kazuki Isogai (edbl, Kaela Kimura) and part of TromBobby's EPs together with Frank Nitt, Brianna Castro, Jermaine Holmes & more
  • A finalist at The Voice of Bulgaria
  • Airplay on Bulgarian National Radio/TV, Radio Nova (PT), (JP), Urban Movement (AU), Soultracks (US), Radio Krimi (FR)
  • Featured on EARMILK, Flex Music Blog, Ital Massive & more
  • Added to 20k+ listener playlists & highly engaged audience




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