M5 Steel is one of the largest, family-owned and operated, sheet metal manufacturing companies in the western United States. Founded in 1970, the company manufactures sheet metal products for the construction industry. It supplies general sheet metal, roofing, and heating, custom-fabricated and air conditioning products. M5 Steel maintains more than 50 roll forming machines. The company makes standing seam and batten seam metal roof systems. It provides roofs in several materials, including painted steel, galvanized, bonderized, aluminum and copper. The company offers dormers, scuppers, sump drains, roof hatches, and combustion, rotary and gravity vents. Its roll forms over 15 types of standard gutters and downspouts. M5 Steel additionally fabricates various types of gable end louvers, hood canopies and chimney saddles.