Jeffery A. Speer

SemMaterials LP provides and manufactures polymer modified asphalts and asphalt emulsions. The company was founded in 2005 and is headquartered in Tulsa, OK.

Part of Koch Industries, Inc., Koch Materials Co. develops and markets advanced paving systems and high-quality products to meet unique and demanding paving needs.

SemGroup LP is a company that moves energy safely through a network of pipelines, terminals and storage tanks. Each step the company take demonstrates the vast experience of their employees, their dedication to add value to their customers’ business, and their desire to bolster the relationships. Founded in 2000, their newly reorganized company purchases, sells, processes, transports, and stores energy including crude oil, natural gas, natural gas liquids, asphalt and refined products. Their family of companies is fully operational and has financing firmly in place. All divisions are committed to a “zero incident” culture, with employees working to keep the public, and each other, safe.

Koch Industries, Inc. engages in the manufacture and trade of chemical products. It operates in variety of industries such as polymers and fibers, fertilizers, electronics, automotive components, forest and consumer products, minerals, glass, process and pollution control systems, refining and biofuels, commodity trading, investments, and ranching. The company was founded by Frederick Chase Koch in 1940 and is headquartered in Wichita, KS.

BlueKnight Energy Partners LP engages in the operation of independent asphalt facilities. It provides integrated terminalling services for companies engaged in the production, distribution, and handling of liquid asphalt. The company was founded on February 22, 2007 and is headquartered in Tulsa, OK.

Part of Blueknight GP Holding LLC, Blueknight Energy Partners GP LLC is a company that provides transportation services. The company is based in Tulsa, OK.