Bart Herman Heijermans

GulfTerra Energy Partners is the gatherer of oil and gas in the offshore Gulf of Mexico, specializing in the development of pipeline and platform infrastructure for the Deepwater Trend. Enterprise Products Partners LP acquired the company and its name was changed to Enterprise GTM Holdings LP.

DeepOcean Norway AS provides subsea installation and construction support, survey, inspection and maintenance services. It offers marine trenching, life of field seismic array installation, telecommunications cable-lay, and surface laid pipeline decommissioning services. The company was founded on March 7, 2011 and is headquartered in Haugesund, Norway.

El Paso Interim Corp. provides natural gas and related energy products in a safe, efficient and dependable manner. The company owns North America's interstate natural gas pipeline systems, which provides a stable base of earnings and cash flow and has a backlog of committed expansion projects. The company operates through three segments: Pipelines, Exploration and Production & Marketing. The Pipelines segment provides natural gas transmission, storage, and related services, primarily in the USA primarily through eight wholly or majority owned interstate pipeline systems and equity interests in two transmission systems. The Exploration and Production segment is engaged in the exploration for and the acquisition, development and production of oil, natural gas and NGL, in the US, Brazil and Egypt. The Marketing segment markets on behalf of its Exploration and Production segment and manages the price risks associated with its oil and natural gas production as well as manages remaining legacy trading portfolio. The company was founded by Paul Kayser in 1928 and is headquartered in Houston, TX.

DeepOcean AS offers inspection, maintenance, repair, construction support and subsea intervention services. The company was founded on April 8, 1999 and is headquartered in Haugesund, Norway.

DeepOcean Group Holding BV provides water transportation of passenger services. The company was founded in 1999 and is headquartered in Amsterdam, the Netherlands.

Royal Boskalis Westminster NV engages in the provision of maritime services. It operates through the following segments: Dredging and Inland Infra, Offshore Energy, and Salvage, Towage, and Holding. The Dredging and Inland Infra segment is involved in all activities required to remove silt, sand, and other layers from the seabed and river bed and in some cases in coastal protection and land reclamation. The Offshore Energy segment focuses on offshore contracting capabilities and services of the group in international energy sector, including oil and gas companies and providers of renewable energy, such as wind power. Salvage, Towage, and Holding segment provides assistance to incoming and outgoing ocean-going vessels through the joint ventures of the group, Keppel Smith, Saam Smit Towage, and Kotug Smit Towage. The company was founded in 1910 and is headquartered in Papendrecht, the Netherlands.