There are several artists using this name, including: a post-rock band from Tamworth, UK; a hardcore / progressive / metal band from Toronto, Canada; an emo band from Exeter, UK. 1. Structures is a hardcore / progressive / metal band hailing from Toronto, Ontario, Canada. They released their first EP, All Of The Above, April 6, 2010. Structures maintains a strong work ethic combined with a positive outlook on the music industry pushing them into a leading role in the Canadian music scene.