I’ve been searching for people that practice circuit-bending in Greece, and I found Metasound team on facebook. Actually I bumped into one of their projects, called Museum of Homemade Musical Instruments.
Metasound is a team creates instruments by using objects that are not meant to make music in first place (a sort of musical bricolage). They’ve done many things in Greece so far: workshops, seminars, the museum project, the create all sort of instruments.
You can take a look on their official website.
And here’s a video: