Robert E. Lee

Atlantic Richfield Co. provides oil and gas extraction and production services . The firm's exploration and production operations are focused primarily in the Gulf of Mexico and the midcontinent in the United States, the United Kingdom North Sea, Indonesia, China and Algeria. The company was incorporated on April 15, 1985 and is headquartered in Warrenville, IL.

Hanson Ltd. supplies and distributes building materials to the construction industry. It produce aggregates, ready-mixed and precast concrete, asphalt, cement and cement-related materials, bricks and a range of building products. The firm is split into five business lines which include Hanson aggregates, Hanson concrete, Hanson asphalt and contracting, Hanson cement and Hanson building products. Hanson aggregates produces and distributes crushed rock, sand and gravel from a network of quarries, depots and wharves; Hanson concrete is the supplier of ready-mixed concrete; Hanson asphalt and contracting brings together management of asphalt production sites and a national road surfacing and infrastructure contracting business; Hanson cement is a manufacturer of Portland cement, both in bulk and in bags, and produces regen; and Hanson building products is one of the producers of clay bricks and also makes thermalite and aggregate blocks. The company was founded by James Edward Hanson and Gordon White in 1964 and is headquartered in Maidenhead, the United Kingdom.

Lyondell Chemical Co. manufactures and distributes chemicals & plastics, produces fuel products, and refines heavy & high-sulfur crude oil. The company operates in four segments: Ethylene Co-Products and Derivatives, Propylene Oxide & Related Products, Refining, and Inorganic Chemicals. The company's products are used in the clothing, food packaging, household furnishings, automotive parts, construction, home-building materials, paints, and coating industries. The company was founded in 1985 and is headquartered in Houston, TX.

Equistar Chemicals LP produces chemicals. It offers polypropylene, ethylene, propylene and polyethylene, ethylene oxide, ethylene glycol, specialty polymers, and polymeric powder. The company was founded in December 1997 and is headquartered in Houston, TX.

Axip Energy Services LP provides oil and natural gas handling equipment. It offers products and services such as wellhead production, compression, processing and treating. The company was founded in 2002 and is headquartered in Houston, TX.

Part of Marathon Petroleum Corp., Northern Tier Energy GP LLC provides oil and gas refining, retail and transportation services. The company is based in Ridgefield, CT. David L. Lamp has been the CEO of the company since 2014.

TPG Growth LLC is a Venture Capital firm, a subsidiary of TPG Capital Advisors LLC founded in 2000 by William E. McGlashan and Michael Guthrie. The firm is headquartered in San Francisco, United States with additional office in London, United Kingdom.

Cooper Industries Unlimited Co. manufactures electrical components and tools. The firm operates through follwing divisions, which include Cooper B-Line, Cooper Bussmann, Cooper Crouse-Hinds, Cooper Lighting, Cooper Safety, Cooper Power Systems and Cooper Wiring Devices. The company was founded by Charles Cooper and Elias Cooper in 1883 and is headquartered in Dublin, Ireland.

Northern Tier Energy LLC engages in oil and gas refining, retail, and pipeline operations. Its products include gasoline, diesel, jet fuel, and asphalt which are then marketed to resellers and consumers. The company was founded on June 23, 2010 and is headquartered in Phoenix, AZ.

Nexeo Solutions LLC engages in the operation as a chemical and plastics distributor. It offers technical solutions, custom blending, packaging, private label and supply chain services. The firm also provides environmental services, including waste collection, recovery, recycling and arrangement for disposal in North America through its environmental services line of business. The company is headquartered in The Woodlands, TX.

Charterhouse Strategic Partners LLC(Charterhouse Strategic Partners) is a private equity firm in mid - America. The firm was founded in 2016. The firm is headquartered in the US.

Celtic Charms, Inc. provides support services for people with physical and emotional disabilities. The private company is based in Howell. The American company was founded by Bill M. Landuyt.