James A. Cederna

Mine Safety Appliances Co. LLC develops, manufactures and supplies safety products. The firm's products include self-contained breathing apparatus, gas masks, gas detection instruments, head protection, respirators, thermal imaging cameras and fall protection. Its solutions integrate multiple combinations of electronics, mechanical systems and advanced materials to ensure that users around the world remain protected in even the most hazardous of situations. The company was founded by John T. Ryan Sr. and George H. Deike Sr. on June 14, 1914 and is headquartered in Pittsburgh, PA.

Cederna International, Inc. provides human resources & staffing and business services. It specializes in executive, team and business coaching services. The company was founded by James A. Cederna in 2003 and is headquartered in Iron River, MI.

Calgon Carbon Corp. engages in the manufacture, supply, reactivation, and application of activated carbon. Its products include activated carbon cloth, diatomaceous earth and perlites, ion exchange, pelletized activated carbon, powdered activated carbon, and granular activated carbon. The company was founded in 1942 and is headquartered in Moon Township, PA.

Kraton Chemical LLC manufactures and markets resins and pine based chemicals. It offers adhesives, inks, coatings, road marking, and rubber. The company was founded in 1930 and is headquartered in Jacksonville, FL.

Birla Carbon U.S.A., Inc. manufactures carbon black additives for rubber, plastic, and liquid products. It offers rubber carbon black products for use in tires and mechanical rubber goods; and carbon specialty black products. The company was founded on 1922 and is headquartered in Marietta, GA.