Steven E. Post

International Specialty Holdings LLC manufactures and supplies chemicals mineral products for personal care, pharmaceutical, food, beverage, and industrial applications. It operates through three segments, Specialty Chemicals, Industrial Chemicals, and Mineral Products. The company's products include butanediol, tetrahydrofuran, and N-methyl pyrrolidone. The firm was founded in 2001 and is headquartered in Wilmington, DE.

ISP Alginates, Inc. manufactures pharmaceutical and food additives from brown seaweeds. It uses seaweed to make alginic acid, alginates (salts from alginic acid), and alginate propylene glycol esters. The company is headquartered in San Diego, CA.

International Specialty Products, Inc. manufactures derivative chemicals. Its chemicals include vinyl ether polymers, polyvinyl pyrrolidone polymers, solvents, pigments and other chemicals. The company sells the mineral roofing granules to the United States roofing industry for use in the manufacture of asphalt roofing shingles. International Specialty Products was founded in 1991 and is headquartered in Wayne, NJ.

Ashland LLC engages in the manufacture and distribution of specialty chemical solutions. It operates through the following segment: Specialty Ingredients, Composites, and Intermediates and Solvents. The Specialty Ingredients segment offers cellulose ethers, vinyl pyrrolidones, and bifunctional. The Composites segment includes unsaturated polyester resins, vinyl ester resins, and gelcoats. The Intermediates and Solvents segment produces butanediol (BDO) and related derivatives, including tetrahydrofuran and n-methylpyrrolidone. The company was founded by Paul G. Blazer in 1924 and is headquartered in Covington, KY.