If raindrops keep falling on your head, NCI Group (which does business as MBCI) can put a roof over it. The company, a subsidiary of NCI Building Systems, manufactures metal roofing and wall systems for the commercial, industrial, architectural, residential and agricultural markets. Products include steel and aluminum roofing, siding, and light gauge framing materials. MBCI also makes trims, flashings, and accessories. All products are available in a variety of colors and textures. Founded in 1976, MBCI operates sabout 15 manufacturing and sales facilities throughout the US. The company sells to regional manufacturers, contractors, distributors, lumber yards, and other groups.