Armstrong World Industries, Inc. designs, manufactures, and sells ceiling systems primarily for use in the construction and renovation of residential and commercial buildings worldwide. It principally offers mineral fiber, fiberglass wool, and metal ceiling systems. The company produces suspended mineral fiber and soft fiber ceiling systems; suspension system (grid) and ceiling component products; and acoustical ceiling, wall, and structural solutions. It sells its commercial ceiling materials and accessories to resale distributors and ceiling system contractors; residential ceiling products to wholesalers and retailers, such as large home centers; and architectural specialties products to resale distributors and ceiling systems contractors. The company was incorporated in 1891 and is headquartered in Lancaster, Pennsylvania.
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