Lydall Inc. is a global manufacturer of specialty products and materials operating through the four business segments of Performance Materials, Technical Nonwovens, Thermal / Acoustical Metals and Thermal / Acoustical Fibers. The company was established in 1969 and incorporated in 1987, and owns subsidiary Lydall Performance Materials, Inc. Lydall Inc. has locations in North America, Europe and Asia and is headquartered in Manchester, Connecticut, U.S.