There is also the National Quilting Association (NQA) and they have a show every year. Both the NQA (a non-profit) and the AQS (a publisher and membership organization) do far more to support and promote quilters and quilting than just put on shows. That is
not their primary purpose.
http://www.nqaquilts.org/about/
http://www.americanquilter.com/