As the top supplier in the residential roof ventilation, drainage and roofing accessories markets, Gibraltar Building Products has extensive scale, top brands such as AirVent, Amerimax, Appleton Supply, Architectural Mailboxes, Award Metals, Berger, DOT Metals, Flamco, Florence, NorWesCo, Nu-Ray Metals, Millenium Metals, Quality Aluminum Products, SBC Supply, Southeastern Metals and Verde. Perform trend analysis on pricing, sales volume, revenue, margins, customers, products, and other relevant business metrics to identify trends, opportunities, and potential risks.