Duo by Marcelo Domancich, also Sybel Calmon, owners and managers of the labels: Guilhotina, focused on Techno and Trance, and Urbanized, focused on House-Deep-Tech-House and they work as A&R and mastering engineers for several labels including their own.

With more than 40 releases, they have successfully molded into all the styles they love and create music with passion and love! The results are espressive tracks and a huge quality and care about the sensations caused by each and every small detail on the music creation process.

Even looking for an wider public, they still maintain true to what has made them what they are and all the Electro/Progressive/Funky-Techno with an unique flavour: Bitch Bros Flavour!