Rafael Pons

Trecora Resources engages in the manufacture and sale of petrochemical products and synthetic waxes and the provision of custom processing services. It operates through the Specialty Petrochemical and Specialty Waxes segments. The Specialty Petrochemical segment produces high purity hydrocarbons and other petroleum-based products including isopentane, normal pentane, isohexane, and hexane. The Specialty Waxes segment manufactures specialty polyethylene and poly alpha olefin waxes and provides custom processing services. The company was founded on May 4, 1967 and is headquartered in Sugar Land, TX.

Preferred Sands, Inc. provides sand-based proppant solutions. It operates through the sand and coated technology segments. The sand segment focuses on mining, processing, and distributing frac sand sold under supply agreements to oil and natural gas customers in connection with hydraulic fracturing of oil and natural gas wells. The company was founded by Michael O’Neill in 1992 and is headquartered in Radnor, PA.

Nalco Co. engages in the provision of chemistry programs and services. It serves upstream and midstream oil and gas industry, and refineries and petrochemical operations. Its services includes energy exploration and production; oil and as midstream; and refining, fuel additives, and petrochemical. The company was founded in 1928 and is headquartered in Sugar Land, TX.