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Drilling Oil and Gas Wells (3,442)

Drilling Companies (50)

   Forster Exploration & Prod

   Boart Longyear

   Bobcat Service

   Dependable Drilling CO Inc

   Sme Services

   Cal-Nev Geo Exploration Inc

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Drilling Water Intake Wells (137)

   Q Mitchell Sod, Nursery, Landscape, Well Drilling & Sprinklers

   Westbrook Well Drilling

   Charles G Sima & Son Drilling

   R J Seward & Son

   Earl Logan Well Drilling

   Pump & Well Service

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Drilling-Oil and Gas Wells (35)

   Nec Inc

   Millennium Resources

   Monarch Gulf Exploration Inc

   M I LLC

   Express Air Drilling

   Dianne Boswell O'Brien LLC

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Gas Well Drilling (24)

   Premium Well Drilling Inc

   Chesapeake Appalachia LLC

   Chesapeake Energy

   Gasfield Services Inc

   Energy Resources

   Keating Energy Inc

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Oil Field Contractors (19)

   Grand Isle Shipyards Inc

   Rosco

   Gulf Coast Marine Fabricators

   Flow Chem

   Power Torque Service

   Hutco Inc

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Oil Well Directional Drilling (607)

   D B Directional

   Staab Energy & Leasing

   Strata Directional Technologies LLC

   Bridgecreek Interiors Inc

   Directional Coaching Inc

   T & D Service

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Oil Well Drilling (2,295)

   Atlas Petroleum Exploration

   F D Hill Jr

   Coastal Pipe of Louisiana

   Crossover Resources, LLC

   K S Bit

   Weatherford

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Redrilling Oil and Gas Wells (20)

   Alfaro Energy

   Unit Texas Drilling LLC

   Pete Caldwell Drilling Co

   Unit Drilling Company

   Glasgow Barren Oil Well Supply

   Unit Drilling CO

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Reworking Oil and Gas Wells (56)

   Roger Beavers Inc

   Atchley Resources Inc

   Nabors Offshore Corporation

   Robert Page

   Western Well Service Inc

   Morning Star Ent Inc

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Service Well Drilling (195)

   Haskin Pump Service

   Nov Fluid Control

   Em Glover Drilling

   Watland Well & Pump Repair

   Beechler Well Drilling & Pump

   Jabre Producing Company, Inc

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Spudding in Oil and Gas Wells (4)

   Brian's Oil Repair & Service

   Mixon Brothers Drilling Inc

   Miller Well Service

   Signal Nine Supply

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