Zoltek

Zoltek Companies, Inc., through its subsidiaries, develops, manufactures, and markets carbon fibers and technical fibers primarily in the

Zoltek Companies, Inc., through its subsidiaries, develops, manufactures, and markets carbon fibers and technical fibers primarily in the United States, Europe, and Asia. It offers commercial carbon fibers, which are used as reinforcement material in composites for commercial products; and technical fibers, including oxidized acrylic fibers and specialty carbon fibers to manufacture aircraft brake pads and for heat/fire barrier applications. The company sells its carbon fibers under the Panex trade name; and oxidized acrylic fibers under the Pyron trade name. It also engages in the provision of water treatment and electrical services; and manufacture and sale of filament winding and pultrusion equipment used in the production of large volume composite parts. Zoltek Companies, Inc. was founded in 1975 and is based in St. Louis, Missouri.