Richard L. Urbanowski

Part of Osaka Gas Co., Ltd., Convest Energy Corp. is a company that produces and markets oil and gas. The company is based in Houston, TX. Convest Energy was acquired by Forcenergy, Inc., a SUB of Osaka Gas Co., Ltd. from Edisto Resources Corp. on October 22, 1997 for $25.97 million.

Plains Resources, Inc. engages in acquisition and exploitation of mature, underdeveloped oil properties, preferably an entire field in which a major integrated or large independent producer has controlling interest, simplifying the acquisition process. The company is headquartered in Houston, TX.

Tronox, Inc. manufactures and produces titanium dioxide. It offers mineral sands, titanium dioxide pigments, and electrolytic chemicals. The company was founded on June 6, 2005 and is headquartered in Oklahoma City, OK.

AMPAC Fine Chemicals LLC engages in the manufacture of active pharmaceutical ingredients (APIs) and registered intermediates. It specializes in energetic chemistries, high potency APIs, chromatographic separations, continuous processing, and specialized chemical capabilities. The company was founded in 2005 and is headquartered in Rancho Cordova, CA.

Part of Maverick Natural Resources LLC, QRE GP LLC provides investment services. The company is based in Houston, TX. QRE GP was acquired by QR Energy LP on March 03, 2014.

Ciner Resources Corp. produces soda ash and sodium percarbonate. The firm's products are used in detergents and personal care products. The company was founded in 1996 and is headquartered in Atlanta, GA.

Torch Energy Advisors, Inc. offers oil and gas exploration, production, and other upstream and midstream services. The company was founded by James Perry Bryan on May 11, 1988 and is headquartered in Houston, TX.

Vulcan Energy Corp. engages in the provision of upstream and midstream oil and gas services. It operates crude oil and natural gas wells. The company was founded in 1976 and is headquartered in Dallas, TX.

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.

Chlor-Alkali Holdings Pty Ltd. operates as a holding company with interests in manufacturing and distribution of salt and chlor-alkali products. It offers chlor-alkali products such as bulk chlorine, caustic lye and hydrochloric acid. The firm operates through subsidiaries such as Walvis Bay Salt Refiners, Botswana Ash and NCP Chlorchem. The Walvis Bay Salt Refiners supplies industrial salt to the chlor-alkali industry and also produces household salt for the southern African market. The company was founded in 2002 and is headquartered in Kempton Park, South Africa.

Sonneborn LLC manufactures and supplies hydrocarbons. The firm offers white oils and plastics oil, petrolatum, microcrystalline waxes, refrigeration oils, lubricants, petroleum distillates, and cable filling compounds. It serves personal care, agriculture, oilfield and drilling, telecom, pharmaceutical, refrigeration and air conditioning, polymers and industrial markets. The company was founded in 1904 and is headquartered in Parsippany, NJ.

American Natural Soda Ash Corp. was established in 1984 and operates as the export sales, marketing, and logistics arm for its member companies. The company is based in Westport, CT. The company's focus is on natural soda ash production, and it represents some of the leading producers in the industry.

Cactus Wellhead LLC manufactures pressure control equipment. It offers hangers, spools, seals, seats and head adapters. The firm maintains an inventory of frac trees and ancillary equipment for short-term rental, offers repair and refurbishment services, and provides service crews to assist in the implementation of pressure control systems at the wellhead. The company was founded in 2011 and is headquartered in Houston, TX.

Part of FUJIFILM Holdings Corp., CMC Materials UK Ltd. is a company that provides business support services. CMC Materials UK Ltd. is based in London, UK.

Part of Fujian Chengye Investment Co. Ltd., Fibrant LLC is a company that manufactures caprolactam and other related chemicals. The company is based in Augusta, GA.

Superior Energy Services, Inc. engages in the provision of drilling products, onshore completion and workover services, production services, and technical solutions to the global oil and gas market. It operates through the following segments: Rentals, Well Services, and Corporate and Other. The Rentals segment consists of engineering and design services, rental of drill strings, tubing, landing strings, completion tubulars and handling accessories, manufacturing and rental of bottom hole assemblies, and rentals of accommodation units. The Well Services segment focuses on risk management, well control and training solutions, hydraulic workover and snubbing services, engineering and manufacturing of sand control tools, and onshore international production services. It also includes the operations of offshore oil and gas property. The Corporate and Other segment includes expenses related to support functions. The company was founded on April 26, 1991 and is headquartered in Houston, TX.

International Orthodox Christian Charities operates as a nonprofit organization. It offers emergency relief and development programs. The firm provides assistance for orphans, refugees, displaced persons, the elderly, school children, families and people with disabilities. The company was founded by John G. Rangos, Sr., Charles R. Ajalat and Andrew A. Athens in 1992 and is headquartered in Baltimore, MD.

Probe Holdings, Inc. engages in the design, manufacture, and sale of measurement tools and systems. It products is used for formation evaluation, well integrity assessment, and productivity determination. The company was founded in 1995 and is headquartered in Missouri City, TX.