Precision Drilling Corporation (PDS)
Precision Drilling Corporation, a drilling company, provides onshore drilling, completion, and production services to exploration and production companies in the oil and natural gas and geothermal industries in North America and the Middle East.
Patterson-UTI Energy, Inc. (PTEN)
Patterson-UTI Energy, Inc., through its subsidiaries, provides onshore contract drilling services to oil and natural gas operators in the United States and internationally. It operates through three segments: Contract Drilling Services, Pressure Pumping Services, and Directional Drilling Services.
Valaris Limited (VAL)
Valaris Limited provides offshore contract drilling services to the international oil and gas industry. The company owns an offshore drilling rig fleet of 56 rigs, which include 11 drillships, 4 dynamically positioned semisubmersible rigs, 1 moored semisubmersible rig, and 40 jackup rigs.