Unicorn Heads is a music production studio providing thematic, stock, library, and background music for film, commercials, online video, podcasts, and television.

Modern composition is mood music - evocative, stirring, emotional. Unicorn Heads provides original music to enhance the listener’s mood and the aural environment.

Connor O’Sullivan is an accomplished music producer with over a decade of experience in the audio post production industry, drawing from a diverse musical background producing Americana, rock, indie-rock, country, folk, dance, electronic, post-rock, IDM, ambient and orchestral music.

Connor is also a professional bass player for the San Francisco-based band Midnight North, and produces eclectic electronic music under the moniker Croonn. Aside from playing and producing music Connor runs the boutique record label, Trazmick Recordings.

Connor graduated from Indiana University, where he studied science and music. Before entering the music industry full-time, he worked in marketing as a web developer for Apple and Charles Schwab in San Francisco, CA.


  • Music for Film
  • Music Composition
  • Library Music
  • Stock Music
  • Sound Design & Synthesis
  • Mixing
  • Ableton Live 10 Suite
  • Pro Tools
  • Logic Pro X





We'll be in touch.