Overclockers UK introduces the Enthoo EVOLV ITX http://www.bit-tech.net/news/industry/2015/03/02/overclockers-uk-introduces-the-enthoo-evolv/1
This looks like a solid case that is also space efficient. I usually prefer the huge full ATX cases since I don't have any space issues however.
We also reviewed it if you're interested http://www.bit-tech.net/hardware/cases/2015/05/20/phanteks-enthoo-evolv-itx-review/1