Ernest S. Bryon

Koppers, Inc. produces carbon compounds, chemicals, and treated wood products. The firm offers naphthalene, petroleum pitch, phthalic anhydride, refined tar, specialty pitch, coal tar distillates, carbon pitch, pressure-treated wood, tie pre plating, track panels, and rail joints and track components. It also provides carbon pitch testing, engineering support, logistics, and railroad structures services. The company was founded in December 1988 and is headquartered in Pittsburgh, PA.

Koppers Australia Pty Ltd. manufactures and distributes coal tar and timber preservation chemicals. The firm offers treated wood products. The company was founded on February 28, 1967 and is headquartered in Sydney, Australia.