Michael Ross Boyce

Union Carbide Corp. engages in the production of chemicals and polymers. The firm operates through the following geographical segments: United States, Asia Pacific and Rest of the World. Its products include polyethylene and polypropylene, ethylene glycol, isopropanol, ethyleneamines, biocides, surfactants, deicing and anti-icing fluids, amines, solution vinyl resins and polyethylene glycols. The company was founded on November 1, 1917 and is headquartered in Seadrift, TX.

The General Chemical Group, Inc. engages in the production of soda ash and calcium chloride. The soda ash is used in the manufacture of glass, sodium-based chemicals, detergents, paper, textiles, and food. The calcium chloride is used by highway and road maintenance organizations for dust control and roadbed stabilization during the summer and for de-icing roads and sidewalks during the winter. The company was founded in 1899 and is headquartered in East Hanover, NJ.

PQ Holdings, Inc. operates as an integrated global innovator. It also manufactures specialty inorganic performance chemicals, specialty catalysts and specialty glass materials. The company's business produces sodium silicate, specialty silicas and other high performance chemical products for the personal care, food, detergent, pulp and paper, electronics, mining, oil processing and construction industries. PQ Holdings was founded on June 22, 2007 and is headquartered in Chula Vista, CA.

PQ Corp. produces silicate, zeolite, and other performance materials. It serves the detergent, pulp and paper, chemical, petroleum, catalyst, water treatment, construction and beverage markets. The firm's products include lithium silicates, magnesium sulfate, sodium silicate liquids and solids. It also manufactures silica gel products for catalyst and anti-blocking applications and the zeolite products for adsorbent applications. The company was founded by Joseph Elkinton in 1831 and is headquartered in Malvern, PA.

Harris Chemical Group, Inc. produces soda ash and boron products. It is a subsidiary of IMC Global, Inc. The company is headquartered in New York City, NY

Part of Chemtrade Logistics Income Fund, Peak Sulfur, Inc. manufactures chemicals and provides regeneration services to the oil refining and chemical industries. The private company is based in Lenexa, KS. Peak Sulfur was acquired by Chemtrade Logistics Income Fund from Peak Investment LP on August 02, 2005 for $145 million.