The ownership has changed hands and the business is open as https://www.cyarmory.com/
The range has been modified so it no longer returns lead. (See my Oct 2015 post) I stopped in today to visit and ended up shooting since the range has been fixed. If you have the old range punch cards, they are honoring them for a short time. According to the staff, the ventilation system has been improved and other improvements are coming.
With the range being safely functional again, this is another option in the McHenry Co. area.