Baker Hughes Corporate Headquarters 3900 Essex Lane, Suite 1200 Houston Texas, USA Primary Phone Number: 713-439-8600 Main Website: http://www.bakerhughes.com Baker Hughes is focused on providing drilling, formation evaluation and production technology used within oil and gas wells. Subsidiary Companies and Major Projects BRGM Geosciences for a sustainable Earth Main Office 3, avenue Claude Guillemin Orléans Cedex , France Primary Phone Number: +33 (0)2 38 64 34 34 Main Website: http://www.brgm.fr Halliburton Headquarters Houston Texas, USA Main Website: http://www.halliburton.com One of the world's largest providers of products and services to the oil and gas industries. Subsidiary Companies and Major Projects McDermott International Corporate Office 757 North Eldridge Parkway Houston Texas, USA Primary Phone Number: (281) 870-5011 Main Website: http://www.mcdermott.com Worldwide energy services company with three subsidiaries offering: Engineering, fabrication, installation, procurement, research, manufacturing, environmental systems, and project management. Subsidiary Companies and Major Projects Petroleum Recovery Research Center Petroleum Recovery Research Center 801 Leroy Place Socorro New Mexico, USA Primary Phone Number: (575) 835-6916 Main Website: http://baervan.nmt.edu The Petroleum Recovery Research Center of New Mexico Tech is the research arm of the oil and natural gas industry in New Mexico. Schlumberger North & South America Area 300 Schlumberger Drive Sugar Land Texas, USA Primary Phone Number: 281 285 8500 Europe, C.I.S. & Africa Area 1 Cour du Triangle Cedex , France Primary Phone Number: 33 1 4600 3700 Middle East & Asia Area Dubai World Trade Center Dubai , United Arab Emirates Primary Phone Number: 971 4 306 7777 Main Website: http://www.slb.com Over 52,000 people of more than 140 nationalities working in 80 countries. Westport Technology Center International A subsidiary of Halliburton Main Office 6700 Portwest Drive Houston Texas, USA Primary Phone Number: (713) 479-8400 Main Website: http://www.westport1.com Technical support and applied R&D services. Drilling fluid evaluation, consulting services, data analysis.