Duncan William Stewart Anderson

FirstAfrica Oil Plc provides oil & gas exploration and development services. The company explores, produces, and develops African oil and gas resources. The company has both on-shore and off-shore operations. FirstAfrica Oil is located in London, UK.

Sociedade Central de Cervejas e Bebidas SA produces and distributes beer. It markets beer under the brand names Sagres Branca, Sagres Preta, Sagres Bohemia, Sagres Chopp, Imperial, Jansen Branca, and Jansen Preta. The firm also sells bottled water and soft drinks. The company was founded in 1934 and is headquartered in Vialonga, Portugal.

Paladin Resources Ltd. explores oil and gas. The firm has operations in Indonesia, Gabon, Romania, Danish, and Tunisia. The company is headquartered in London, the United Kingdom.

Gulf Marine Services Co. WLL engages in the provision of self-propelled, self-elevating accommodation jack up barges. Its services include enhanced oil recovery, drilling support, completions, and testing, platform construction, hookup, and commissioning, well intervention and work over and platform restoration and maintenance. The firm also involves in coil tubing, wire line, and snubbing, well abandonment and decommissioning, wind turbine installation and maintenance and driving support activities. The company was founded in 1977 and is headquartered in Abu Dhabi, United Arab Emirates.