Zbigniew Warmuz

Synthos SA engages in the manufacturing of chemical raw materials, rubber, and polystyrene for foaming applications. The company was founded on September 1, 1945 and is headquartered in Oswiecim, Poland.

Synthos Kralupy AS manufactures synthetic rubber and polystyrenes. The firm produces styrene-butadiene rubbers used in rubber and shoe industries, and for the production of small household accessories and sportswear; and general purpose and high-impact polystyrene primarily for the electrical engineering industry and the packaging industry applications. It also offers expandable polystyrene used primarily for the production of insulation boards, which are used in the construction industry; and for the production of shaped pieces, foils, and blocks used in the packaging industry. The company was founded on June 4, 1958 and is headquartered in Kralupy nad Vltavou, Czech Republic.

Part of Avantor, Inc., Avantor Performance Materials Poland SA is a chemical and reagent company based in Gliwice, Poland. The Polish company specializes in providing chemicals and reagents. Avantor Performance Materials Poland was acquired by Avantor Performance Materials LLC from Kulczyk Investments SA on June 30, 2011.

Part of Synthos SA, Synthos Dwory SP zoo is a Polish company that manufactures polystyrene materials, synthetic rubbers and latexes, dispersions, adhesives and styrene products.