 WINCHESTER, Va.--BUSINESS WIRE--Trex Company, Inc. NYSE:TREX, the worlds 1 brand of high-performance, low-maintenance and eco-friendly composite decking, railing and outdoor living products and a leading national provider of custom-engineered commercial railing systems, today announced its participation in the following investor conferences: 22nd Annual B. Riley Securities Institutional Investor Conference Location: Beverly Hills, CA Date: Thursday, May 26th Presentation: 2:20pm PDT Trex 