The iBeacon Special Interest Group (link here) has reached 500 members comprised of Retailers, iBeacon Solution Providers, Indoor Mapping Vendors, Device Manufactures, and others. These members have voted again on which industry will be most impacted by iBeacons. Retail came up first again as the highest beneficiary / most influenced industry vertical by iBeacons.
Members include Apple, LG, Google, Samsung, Walgreens, Costco, Nike, IBM, Intel, Accenture, Estimote, Radius Networks, among many others.