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Halliburton Company is an American multinational corporation. One of the worlds largest oil field service companies, it has operations in more than 70 countries.
McDermott is a premier, fully-integrated provider of engineering and construction solutions to the energy industry. Our customers trust our technology-driven approach to design and build infrastructure solutions to responsibly transport and transform oil and gas into the products the world needs today. From concept to commissioning, our expertise and comprehensive solutions deliver certainty, innovation and added value to energy projects around the world. It is called the “One McDermott Way.” Operating in over 54 countries, McDermott`s locally-focused and globally-integrated resources include approximately 40,000 employees, a diversified fleet of specialty marine construction vessels and fabrication facilities around the world.
Cameron engineers, designs, and manufactures flow and pressure control technologies for customers working in the oil and gas industry worldwide. A global organization provides support and delivers services using these leading technologies.
Production Enhancement Group, Inc., a Houston-based energy services company incorporated in Alberta, Canada, rades on the TSX under the symbol WIS.
The Subsurface Group is a Houston, TX-based company in the Energy and Utilities sector.