Key companies profiled are Intertek Group Plc (UK), Expro Group (UK), Halliburton (US), Tristan Canada Core Laboratories (US), Emerson Electric Co. (US), ALS Limited (Australia), General Electric (US), CGG (France), SGS SA (Switzerland), Schlumberger Limited (US), and Weatherford International PLC (US)., among others. Key companies profiled are Intertek Group Plc (UK), Expro Group (UK), Halliburton (US), Tristan Canada Core Laboratories (US), Emerson Electric Co. (US), ALS Limited (Australia), General Electric (US), CGG (France), SGS SA (Switzerland), Schlumberger Limited (US), and Weatherford International PLC (US)., among others.

By A Silva