SummaryNSC Annual Congress is happening from 20 October 2018, Saturday to 26 October 2018, Friday at George R. Brown Convention Center in Houston, TX. The organizer of the event is National Safety Council. NSC Annual Congress is open to trade visitors. The estimated number of attendance is 15,000. The estimated number of exhibitors is 1,000. The event will accommodate approximately 200,000 square feet of exhibit space. The frequency of NSC Annual Congress is annual.