BISON Chucks S.A., founded in 1948 under the name BISON-Bial, is the largest manufacturer in Poland of technological tooling for manufacturing and has been a world leader in the machine tool accessory industry for decades. BISON produces a wide range of machine tool accessories used in the aerospace, energy, automotive, medical, defense, subcontract, and other industries.

BISON USA Corp. is the North American subsidiary for distribution sales, technical support and service. The office is located in West Chester, Ohio.