Halliburton

Halliburton Company provides various products and services to the energy industry for the exploration, development, and production of oil and natural gas worldwide. It operates in two segments, Completion and Production, and Drilling and Evaluation. Its services comprise fluid services, drilling services, drill bits, wireline and perforating services, testing and subsea services, software and asset solutions, and integrated project management and consulting services. The company serves independent, integrated, and national oil companies. Halliburton Company was founded in 1919 and is headquartered in Houston, Texas.

Air Liquide Expansion

Air Liquide Expansion is a member of the Air Liquide Group. The Air Liquide Group, worldwide leader in industrial and medical gases, and employs approximately 43,000 employees. Since it was founded in 1902, Air Liquide has developed around a core business activity consisting of industrial and medical gases. The company primarily offers oxygen, nitrogen, hydrogen, argon, and rare gases. It provides oxygen primarily for hospitals, homecare, and fighting nosocomial infections. The company also engages in innovating technologies that curb polluting emissions, lower industry’s energy use, recover and reuse natural resources, or develop the energies, such as hydrogen, biofuels, or photovoltaic energy. It serves customers in various industries, such as steel industry, food and beverage, electronics, or pharmaceuticals.

New Digit Neoscience (“NDG”)

NDG is an Angolan company established in April 2008. Its main activity is support and research, development, production and management of geological and geophysics data.

PPHB, LP (“PPHB”)

PPHB is an independent investment banking firm providing financial advisory services exclusively to clients in the oilfield equipment and service industry.