Michael Eric John Mannering

Polarcus Ltd. engages in the provision of geophysical services for marine acquisitions.It offers contract seismic surveys and multi-client projects worldwide.The company was founded by Carl-Gustav Zickerman on December 17, 2007 and is headquartered in Dubai, United Arab Emirates.

Schlumberger AG operates as a holding company, which engages in the production, sale, and distribution of alcoholic and non-alcoholic beverages. The firm offers wine, sparkling wine, champagne, and spirituous beverages. It distributes its products under the Gurktaler Alpenkräuter, Rossbacher, Underberg, Asbach, Bols, Metaxa, Leibwächter, Nonino, Stock, Remy Martin, Stolichnaya, XUXU, evian, Volvic, Badoit, Riemerschmid, and SENS brands. The company was founded by Robert Alwin Schlumberger in 1842 and is headquartered in Vienna, Austria.

Schlumberger Oilfield Services, Inc. provides oilfield exploration services. The firm offers coiled tubing, drilling, well testing, and seismic services. The company is headquartered in Sugar Land, TX

Part of SLB NV, Schlumberger Plc is a British technology company that specializes in oilfield services. The private company is based in Horley, UK. The company provides effective fracturing services to help connect wellbores to more reservoir rock. Founded in 1977, the company achieves accurate depth control and ensures target zone coverage while controlling hydrostatic balance.

Saxon Energy Services Inc. provides contract land drilling services. The company was founded in 2005 and is headquartered in Calgary, Canada.

Shell International Ltd. provides business support services. It engages in upstream and downstream oil and gas businesses in the United Kingdom and internationally. The company is headquartered in London, the United Kingdom.

i2O Water Ltd. develops water control technology. The firm engages in the development of smart pressure management solutions for water distribution networks. It also provides network monitoring solutions, data loggers, pressure reducing valve (PRV) remote control, automatic PRV optimization, and automatic pump optimization. The company was founded by Adam Kingdon and Andrew Burrows in 2005 and is headquartered in Southampton, the United Kingdom.

Songa Offshore SE engages in the construction, owning and operation of drilling rigs. Its activities include the business of owning and operating offshore drilling rigs and other vessels to be used in the exploration and production of hydrocarbons. The company owns a fleet of semi-submersible rigs, which operate in the mid-water segment and ultra-Deepwater segment. It also acquire and own shares, securities, and ownership interest in other companies. The company was founded in January 2005 and is headquartered in Limassol, Cyprus.