North Wall Rock Climbing
- Indoor multi-level bouldering cave, with gear shop and courses offered. Chicago, USA.
- http://www.climbnorthwall.com/

Upper Limits
- Bloomington. 20,000 square feet of climbing area including 110 foot vertical outdoor routes and a multi-level bouldering cave.
- http://www.upperlimits.com/

Silo
- Rochester. Parties.
- http://www.daretoclimb.com/

Indoor Summits
- Naperville. Parties. Guiding.
- http://www.indoorsummits.com/

Climb On
- Homewood. 33 feet high. Approximately 40% of the gym is overhanging and all of it is leadable. Youth Climbing Team. Parties. Gear shop.
- http://www.climbon.net/