WEATHERFORD INTERNATIONAL LTD.
List of Subsidiaries and Affiliates
Exhibit 21.1
| Name | Jurisdiction | |
| 315613 Alberta Ltd. | Canada (Alberta) | |
| 708621 Alberta Ltd. | Canada (Alberta) | |
| 721260 Alberta Ltd. | Canada (Alberta) | |
| A-1 Bit & Tool Co., B.V. | Netherlands | |
| Weatherford Laboratories (Thailand) Ltd. | Thailand | |
| Advanced Syngas Technologies | Canada (Alberta) | |
| Advantage R&D, Inc. | U.S.A. (Delaware) | |
| Air Drilling Services de Venezuela, C.A. | Venezuela | |
| Al Shaheen Well Services Company | Qatar | |
| Algerian Oilfield Services S.p.A. | Algeria | |
| Alpine Oil Services (Cyprus) Ltd. | Cyprus | |
| Alpine Oil Services Inc. | U.S.A. (North Dakota) | |
| Alpine Oil Services International Ltd. | Barbados | |
| Ampscot Overseas Petroleum Equipment Co., LLC | Oman | |
| AO Kompaniya Geofizicheskiye Issledovaniya Skvazhin | Kazakhstan | |
| Applied Petroleum Technology (UK) Ltd. | U.K. | |
| Applied Petroleum Technology A.S. | Norway | |
| Aquatronic Limited | U.K. (Scotland) | |
| Artex Bolivia S.A. | Bolivia | |
| Artex S.A. | Argentina | |
| Astec Developments Limited | U.K. (Scotland) | |
| Atlas-GIP, S.A. | Romania | |
| Auslog Pty. Ltd. | Australia | |
| Australian Logging Services Pty. Ltd. | Australia | |
| Australian Technical Solutions Pty. Ltd. | Australia | |
| B. D. Kendle Engineering Limited | U.K. (England) | |
| Bakke Oil Tools AS | Norway | |
| Bakke Technology AS | Norway | |
| BBL Downhole Tools Limited | U.K. (Scotland) | |
| BEI, SAS | France | |
| BFG Investments Ltd. | British Virgin Islands | |
| Bluecord Limited | Cyprus | |
| Borets International Ltd. | British Virgin Islands | |
| Brit Bit Limited | U.K. (Scotland) | |
| Calumet Petroleum Services, S.A. | Venezuela | |
| Canam Equipment Holdings, S.A. de C.V. | Mexico | |
| Cardium Investments (Barbados) Limited | Barbados | |
| Cardium Tool International Limited | Barbados | |
| Case Services, Inc. | U.S.A. (Texas) |
| Name | Jurisdiction | |
| Chemserv Products Inc. | Canada (Alberta) | |
| Chengdu Minjiang Weatherford Petroleum Machinery Manufacture Co., Ltd. | China | |
| Chernogornefteservice, LLC | Russia | |
| CJSC “Aquatic” | Russia | |
| CJSC “Aquatic-Samara” | Russia | |
| CJSC “Neftemashvnedrenie” | Russia | |
| CJSC Neftegazkomplectservice | Russia | |
| Cleanmex Oil & Gas, S.A. de C.V. | Mexico | |
| Clearwater International, L.L.C. | U.S.A. (Delaware) | |
| Colombia Petroleum Services Corp. | U.S.A. (Delaware) | |
| Columbia Oilfield Supply, Inc. | U.S.A. (Delaware) | |
| Communication Rentals Limited | U.K. (Scotland) | |
| Contra-Shear Separation Technologies Limited | New Zealand | |
| CRC-Evans Automatic Welding, Inc. | U.S.A. (Texas) | |
| CRC-Evans Holland B.V. | Netherlands | |
| Crocker Data Processing Pty. Ltd. | Australia | |
| CTC-Empresa Tecnica e Comercial de Equipamentos Ltda. | Brazil | |
| D.L. Research Ltd. | Canada (Alberta) | |
| Dailey de Venezuela, S.A. | Venezuela | |
| Dailey IDS Limited | U.K. (Scotland) | |
| Dailey International Sales Corporation | U.S.A. (Delaware) | |
| Datalog Acquisition Cayman | Cayman Islands | |
| Datalog Acquisition Corp. | U.S.A. (Delaware) | |
| Datalog de Mexico S.A. de C.V. | Mexico | |
| Datalog de Venezuela SA | Venezuela | |
| Datalog Ecuador S.A. | Ecuador | |
| Datalog Servicos de Petroleo do Brasil Ltda. | Brazil | |
| Desert Asset Holdings Inc. | British Virgin Islands | |
| Desert Rig Operations, Inc. | Cayman Islands | |
| Design Engineering Limited | U.K. (Scotland) | |
| Directional Wireline Engineering Services (Nigeria) Limited | Nigeria | |
| Discovery Logging Inc. | U.S.A. (Texas) | |
| Dongying Shengli-Highland Company Ltd. | China | |
| Downhole Technology Limited | U.K. (Scotland) | |
| Drilling Research & Development Corporation | U.S.A. (Texas) | |
| DSK, Inc. | U.S.A. (Colorado) | |
e2 Tech Limited | U.K. (England) | |
| Eastern ACS Labs Private Ltd. | India | |
| Edinburgh Petroleum Equipment Limited | U.K. (Scotland) | |
| Edinburgh Petroleum Services Americas Incorporated | U.S.A. (Texas) | |
| Edinburgh Petroleum Services de Mexico S.A. de C.V. | Mexico | |
| Edinburgh Petroleum Services de Venezuela, C.A. | Venezuela | |
| Edinburgh Petroleum Services Limited | U.K. (Scotland) | |
| EMI-ElettroMagnetica Ispezioni Italia S.r.l. | Italy | |
| Emirates Link Reslab (El Reslab LLC) Limited Liability Company | U.A.E. (Abu Dhabi) | |
| Energy Ventures (Cyprus) Ltd. | Cyprus |
| Name | Jurisdiction | |
| Energy Ventures Far East Limited | Hong Kong | |
| Enterra Oilfield Rentals Limited | Hong Kong | |
| Enterra Patco Oilfield Products, Inc. | U.S.A. (Texas) | |
| Enterra Rental and Fishing Company | U.S.A. (Delaware) | |
| eProduction Solutions U.K. Ltd. | U.K. (Scotland) | |
| eProduction Solutions, Inc. | U.S.A. (Texas) | |
| European Material Inspection (EMI) B.V. | Netherlands | |
| EVI (Barbados), SRL | Barbados | |
| EVI de Venezuela, S.A. | Venezuela | |
| EVI Weatherford, Inc. | U.S.A. (Delaware) | |
| Expio Limited | U.K. (Scotland) | |
| Fattah Limited Liability Company | Azerbaijan | |
| Fishing Services Limited | U.K. (Scotland) | |
| Fleet Cementers, Inc. | U.S.A. (Texas) | |
| G & E Consultants Ltd. | U.S.A. (Nevada) | |
| Gabas Omni Petroleum Services Ltd. | Saudi Arabia | |
| General Pipe Service Bolivia S.R.L. | Bolivia | |
| Global Air Drilling Services ULC | Canada (Alberta) | |
| Hamdeen (U.K.) Limited | U.K. (Scotland) | |
| Helix Equipment Leasing Limited | British Virgin Islands | |
| High Pressure Integrity, Inc. | U.S.A. (Louisiana) | |
| Houston Well Screen Asia Pte. Ltd. | Singapore | |
| Houston Well Screen Company | U.S.A. (Texas) | |
| Huellas Oilfield Equipment & Services, Inc. | U.S.A. (Delaware) | |
| IL Services Sdn. Bhd. | Malaysia | |
| Ilexia Investments Ltd. | Cyprus | |
| ILI Acquisition Corp. | U.S.A. (Delaware) | |
| ILI Arctic Limited | Canada (Northwestern Territories) | |
| ILI Technology Limited | U.K. | |
| Impact Drilling Solutions Inc. | U.S.A. (Texas) | |
| Impact Solutions Group Limited | U.K. (England & Wales) | |
| Independent Integrated Services Limited | U.K. (Scotland) | |
| Industrial Weatherford International de Chile S.A. | Chile | |
| Integridad Mexicana del Norte, S. de R.L. de C.V. | Mexico | |
| Integrity Delaware Holdco, Inc. | U.S.A. (Delaware) | |
| Integrity Delaware, LLC | U.S.A. (Delaware) | |
| International Drilling & Integrated Services Ltd. | British Virgin Islands | |
| International Logging Canada Ltd. | Canada (New Brunswick) | |
| International Logging do Brasil Ltda. | Brazil | |
| International Logging Inc. | U.S.A. (California) | |
| International Logging Japan, Inc. | U.S.A. (Nevada) | |
| International Logging Mediterranean Services Ltd. | Cyprus | |
| International Logging Netherlands B.V. | Netherlands | |
| International Logging Oilfield Data Services Ltd. | Nigeria | |
| International Logging Orogenics Sdn. Bhd. | Malaysia | |
| International Logging Overseas Ltd. | Cayman Islands | |
| International Logging S.A. | U.S.A. (Nevada) |
| Name | Jurisdiction | |
| International Logging Services Pte. Ltd. | Singapore | |
| International Logging Technology Ltd. | U.K. | |
| International Nitrogen Services L.L.C. | U.S.A. (Delaware) | |
| International Petroleum Equipment Limited | U.K. (Scotland) | |
| International Petroleum Equipment Norge A/S | Norway | |
| International Petroleum Services, Inc. | U.S.A. (Delaware) | |
| Iron Derrickman ULC | Canada (Calgary) | |
| ISG Secure Drilling Holdings Limited | U.K. (England & Wales) | |
| J.D. Investments Bonaire N.V. | Netherlands Antilles | |
| Johnson Filtration Systems SAS | France | |
| Johnson Screens (Australia) Pty Ltd. | Australia | |
| Johnson Screens (India) Private Limited | India | |
| Johnson Screens Japan Limited | Japan | |
| Johnson Screens Ltda. | Brazil | |
| Johnson Screens, Inc. | U.S.A. (Delaware) | |
| Key International Drilling Company Limited | Bermuda | |
| Kobe International Ltd. | Bahamas | |
| Kopp International Pipeline Services and Partners L.L.C. | Oman | |
| KUIK Nyagan, LLC | Russia | |
| KUIK Orenburg, LLC | Russia | |
| KUIK Nizhnevartovsk, LLC | Russia | |
| Land Drilling Asset Holdings Inc. | British Virgin Islands | |
| Limited Liability Company “Precision Energy Services CIS” | Russia | |
| Limited Liability Company “Techinformservice” | Russia | |
| Limited Liability Company “Weatherford” | Russia | |
| Limited Liablity Company “WFT Technologies” | Russia | |
| Linkbird Limited | Cyprus | |
| McAllister Petroleum Services (Cyprus) Limited | Cyprus | |
| MCC Chemicals (Middle East ) FZC | U.A.E. (Hamriyah FZ) | |
| McMurry-Macco (UK) Limited | U.K. (England) | |
| Meyer & Associates, S.A. de C.V. | Mexico | |
| Mid-Europe Supply Limited | U.K. (Scotland) | |
| Morrison McLean Associates Limited | U.K. (Scotland) | |
| Nahuelco S.A. | Argentina | |
| Nahuelco S.A. | Chile | |
| Nizhnevartovskburneft, CJSC | Russia | |
| NPRS-1, LLC | Russia | |
| Offshore Rentals Deutschland GmbH | Germany | |
| Offshore Rentals Limited | U.K. (Scotland) | |
| Oil Field Rental Holdings Limited | U.K. (England) | |
| Oilfield Machine Shop and Inspection Services Company | Algeria | |
| OilPatch Enterprises Internacional, S. de R.L. de C.V. | Mexico | |
| Oilwell Production Services Limited | U.K. (Scotland) | |
| Omni Laboratories de Venezuela, C.A. | Venezuela | |
| Omni Laboratories do Brasil Limitada | Brazil | |
| Omni Laboratories of Canada, Inc. | Canada (Nova Scotia) | |
| Orenburgburneft, CJSC | Russia |
| Name | Jurisdiction | |
| Orwell Group De Venezuela C.A. | Venezuela | |
| Orwell Group Limited | U.K. (Scotland) | |
| OBSK, LLC | Russia | |
| P.D. Drilling Holdings Inc. | Barbados | |
| P.D. Technical Services Inc. | Barbados | |
| PD Global Employment Corporation | Canada (Alberta) | |
| PD Holdings (USA) L.P. | U.S.A. (Delaware) | |
| PD Holdings Mexicana S. de R.L. de C.V. | Mexico | |
| PD International Leasing Inc. | Barbados | |
| PD International Services Inc. | Canada (Alberta) | |
| PD International, LLC | U.S.A. (Texas) | |
| PD Mexicana, S. de R.L. de C.V. | Mexico | |
| PD Oilfield Services Mexicana, S. de R.L. de C.V. | Mexico | |
| PD Technical Services Mexicana, S. de R.L. de C.V. | Mexico | |
| Petco Fishing & Rental Tools (UK) Limited | U.K. (Scotland) | |
| Petroline Wellsystems Limited | U.K. (Scotland) | |
| Polar Completions (U.S.) Inc. | U.S.A. (Delaware) | |
| Powell Engineering Company Limited | U.K. (England) | |
| Powerflo Rentals (Dubai) LLC | U.A.E. | |
| Powerflo Rentals Limited | U.K. (Scotland) | |
| Powerflo Systems Limited | U.K. (Scotland) | |
| PowerGEN Rentals Limited | U.K. (Scotland) | |
| Precision do Brasil Servicos de Energia Ltda. | Brazil | |
| Precision Drilling (Cyprus) Limited | Cyprus | |
| Precision Drilling (Egypt) LLC | Egypt | |
| Precision Drilling de Venezuela, C.A. | Venezuela | |
| Precision Drilling GP, Inc. | U.S.A. (Delaware) | |
| Precision Drilling Holdings, Inc. | U.S.A. (Delaware) | |
| Precision Drilling International B.V. | Netherlands | |
| Precision Drilling LP, Inc. | U.S.A. (Delaware) | |
| Precision Drilling Services (Malaysia) Sdn. Bhd. | Malaysia | |
| Precision Drilling Services (Netherlands) B.V. | Netherlands | |
| Precision Drilling Services (Thailand) Ltd. | Thailand | |
| Precision Drilling Services (UK) Ltd. | U.K. (England) | |
| Precision Drilling Services Algeria EURL | Algeria | |
| Precision Drilling Services Argentina S.A. | Argentina | |
| Precision Drilling Services M.E. W.L.L. | U.A.E. (Abu Dhabi) | |
| Precision Drilling Services Saudi Arabia Company Limited | Saudi Arabia | |
| Precision Drilling Technology Services Group (USA) Inc. | U.S.A. (Delaware) | |
| Precision Energy International Ltd. | Canada (Alberta) | |
| Precision Energy Services (Australia) Pty. Limited | Australia | |
| Precision Energy Services (Barbados) Ltd. | Barbados | |
| Precision Energy Services (BVI) Ltd. | British Virgin Islands | |
| Precision Energy Services (Cyprus) Limited | Cyprus | |
| Precision Energy Services (New Zealand) ULC | New Zealand | |
| Precision Energy Services (Singapore) Pte. Ltd. | Singapore | |
| Precision Energy Services Colombia Ltd. | Canada (Alberta) |
| Name | Jurisdiction | |
| Precision Energy Services Saudi Arabia Co. Ltd. | Saudi Arabia | |
| Precision Energy Services ULC | Canada (Alberta) | |
| Precision Energy Services, Inc. | U.S.A. (Delaware) | |
| Precision Holdings (UK) Limited | U.K. (England) | |
| Precision Middle East Holding Ltd. | British Virgin Islands | |
| Precision Oilfield Services, LLP | U.S.A. (Texas) | |
| Precision Pacific Holding (BVI) Ltd. | British Virgin Islands | |
| Precision USA Holdings, Inc. | U.S.A. (Delaware) | |
| Premier Drilling de Mexico S. de R.L. de C.V. | Mexico | |
| Project Management Services, S. de R.L. de C.V. | Mexico | |
| PT Hawes Utama Indonesia | Indonesia | |
| PT International Logging Indonesia | Indonesia | |
| PT. Precision Energy Services Indonesia | Indonesia | |
| PT. Weatherford Indonesia | Indonesia | |
| PT. Wira Insani | Indonesia | |
| Pump Rentals (International) Limited | U.K. (Scotland) | |
| Pyrosul International Inc. | Canada (Alberta) | |
| QB Oilfield Technologies Sdn. Bhd. | Malaysia | |
| Quality Commissioning Limited | U.K. (Scotland) | |
| Quality Machining Services Limited | U.K. (Scotland) | |
| R.S.T. Projects Limited | U.K. (Scotland) | |
| Realhold Sp. Z o.o. | Poland | |
| Reeves Oilfield Services Ltd. | U.K. (England) | |
| Reeves Wireline Investments Limited | U.K. (England) | |
| Reeves Wireline Services Limited | U.K. (England) | |
| Reeves Wireline Services Limited u. Co. GmbH | Germany | |
| Reeves Wireline Technologies Limited | U.K. (England) | |
| ResLab North Africa Ltd. | Malta | |
| ResLab Reservoir Laboratories & Company LLC | Oman | |
| ResLab Trinidad & Tobago S.A. de C.V. | Trinidad | |
| Richdear Holdings Limited | Cyprus | |
| Rig Transport International (BVI) Ltd. | British Virgin Islands | |
| Russell Oil Exploration Limited | U.K. (England) | |
| S.C. Foserco S.A. | Romania | |
| Screenex Manufacturing (Proprietary) Limited | South Africa | |
| Secure Drilling Holding Ltd. | Bermuda | |
| Secure Drilling Holdings L.L.C. | U.S.A. (Delaware) | |
| Secure Drilling International, L.P. | Bermuda | |
| Secure Drilling, L.P. | U.S.A. (Delaware) | |
| Servicios Avanzados de Perforacion, S. de R.L. de C.V. | Mexico | |
| Servicios Petroleros Equipat S.A. | Argentina | |
| Seven Energy (Hong Kong) Limited | Hong Kong | |
| Seven Energy LLC | U.S.A. (Delaware) | |
| Sicom AS | Norway | |
| Sicom Solutions, LLC | U.S.A. (Texas) | |
| Signa Engineering Corp. | U.S.A. (Texas) | |
| Smart Stabilizer Systems Limited | U.K. (England) |
| Name | Jurisdiction | |
| Solintec Serviços de Petróleo Ltda. | Brazil | |
| Specialty Testing & Consulting ULC | Canada (Alberta) | |
| S.P.T. Synergic Petroleum Technologies S.A. | Argentina | |
| Stealth Oil & Gas, Inc. | U.S.A. (Delaware) | |
| STU, LLC | Russia | |
| Sunbreeze Limited | Cyprus | |
| Sunita Hydrocolloids Private Ltd. | India | |
| Swelltech Limited | U.K. | |
| Swelltech Operations Limited | U.K. | |
| Tank Rentals Limited | U.K. (Scotland) | |
| Tech 21 Engineering Solutions Limited | U.K. (Scotland) | |
| Tech Line Oil Tools, Inc. | U.S.A. (Delaware) | |
| Techcorp Industries International, Inc. | Barbados | |
| Teco Maskinering AS | Norway | |
| Teress Properties Limited Liability Company | Azerbaijan | |
| Tooke Rockies Inc. | U.S.A. (Wyoming) | |
| TUBAFOR MAROC S.A.R.L. | Morocco | |
| TubeFuse Applications LLC | U.S.A. (Delaware) | |
| TubeFuse Technologies Limited | U.K. (England & Wales) | |
| Tubetek Sdn. Bhd. | Brunei | |
| UKRS, LLC | Russia | |
| UnaChem Ltd. | British Virgin Islands | |
| United Precision Drilling Company W.L.L. | Kuwait | |
| Valkyrie Commissioning Services, Inc. | U.S.A. (Texas) | |
| Van der Horst U.S.A., Inc. | U.S.A. (Delaware) | |
| Visean Information Services Inc. | U.S.A. (Texas) | |
| Visean Information Services Pty Ltd | Australia | |
| V-Tech A.S. | Norway | |
| Warrior Well Services, Inc. | U.S.A. (Illinois) | |
| Weatherford — CER LLP | Kazakhstan | |
| Weatherford (B) Sdn. Bhd. | Brunei | |
| Weatherford (China) Energy Services Co., Ltd. | China | |
| Weatherford (Cyprus) Limited | Cyprus | |
| Weatherford (G.B.) LLP | U.K. (Scotland) | |
| Weatherford (Malaysia) Sdn. Bhd. | Malaysia Jt. Venture | |
| Weatherford (Nova Scotia) ULC | Canada (Nova Scotia) | |
| Weatherford (PTWI), L.L.C. | U.S.A. (Delaware) | |
| Weatherford (Sichuan) Petrochemical Equipment Co., Ltd. | China | |
| Weatherford (Wira Insani), L.L.C. | U.S.A. (Delaware) | |
| Weatherford Aarbakke AS | Norway | |
| Weatherford Abu Dhabi, Ltd. | Cayman Islands | |
| Weatherford Acquisition L.L.C. | U.S.A. (Delaware) | |
| Weatherford Al-Rushaid Co. Ltd. | Saudi Arabia | |
| Weatherford Angola Services (BVI) Ltd. | British Virgin Islands | |
| Weatherford Angola Wellscreen Applications Ltd. | British Virgin Islands | |
| Weatherford Angola, Limitada | Angola | |
| Weatherford Artificial Lift Systems Canada Ltd. | Canada (Alberta) |
| Name | Jurisdiction | |
| Weatherford Artificial Lift Systems, Inc. | U.S.A. (Delaware) | |
| Weatherford Asia Pacific Pte. Ltd. | Singapore | |
| Weatherford Australia Holding Pty. Limited | Australia | |
| Weatherford Australia Pty. Limited | Australia | |
| Weatherford Azerbaijan Holdings (BVI) Ltd. | British Virgin Islands | |
| Weatherford Bermuda Holdings Ltd. | Bermuda | |
| Weatherford Bin Hamoodah L.L.C. | U.A.E. (Abu Dhabi) | |
| Weatherford Canada Ltd. | Canada (Alberta) | |
| Weatherford Canada Partnership | Canada (Alberta) | |
| Weatherford Capital Management Services Limited Liability Company | Hungary | |
| Weatherford Chisholm Trail Holding, LLC | U.S.A. (Texas) | |
| Weatherford Colombia Ltd. | British Virgin Islands | |
| Weatherford Completion Systems (UK) Limited | U.K. (Scotland) | |
| Weatherford Completion Systems de Venezuela, S.A. | Venezuela | |
| Weatherford de Mexico S. de R.L. de C.V. | Mexico | |
| Weatherford del Peru S.R.L. | Peru | |
| Weatherford Deutsche Holding (Canada) ULC | Canada (Alberta) | |
| Weatherford DIS Manufacturing (UK) Limited | U.K. (Scotland) | |
| Weatherford Drilling and Production Services (India) Private Limited | India | |
| Weatherford Drilling International (Australia) Pty. Ltd. | Australia | |
| Weatherford Drilling International (BVI) Ltd. | British Virgin Islands | |
| Weatherford Drilling International (Oman) LLC | Oman | |
| Weatherford Drilling International Bahrain W.L.L. | Bahrain | |
| Weatherford Drilling International Holdings (BVI) Ltd. | British Virgin Islands | |
| Weatherford East Europe Service GmbH | Germany | |
| Weatherford Ecuador S.A. | Ecuador | |
| Weatherford Energy Services GmbH | Germany | |
| Weatherford Energy Services Hungary Limited Liability Company | Hungary | |
| Weatherford Energy Services S. de R.L. de C.V. | Mexico | |
| Weatherford Equipment (Cyprus) Limited | Cyprus | |
| Weatherford Eurasia B.V. | Netherlands | |
| Weatherford Eurasia Limited | U.K. (England) | |
| Weatherford European Holdings (Luxembourg) S.à r.l. | Luxembourg | |
| Weatherford Financing (Cyprus) Limited | Cyprus | |
| Weatherford Financing (Luxembourg) S.a.r.l. | Luxembourg | |
| Weatherford France SAS | France | |
| Weatherford Global Products Limited | Cyprus | |
| Weatherford Holding (Gibraltar) Limited | Gibraltar | |
| Weatherford Holding (Ireland) Company | Ireland | |
| Weatherford Holding (Luxembourg) S.a.r.l. | Luxembourg | |
| Weatherford Holding B.V. | Netherlands | |
| Weatherford Holding GmbH | Germany | |
| Weatherford Holding Middle East Ltd. | British Virgin Islands | |
| Weatherford Holdings (Belgium) BVBA | Belgium | |
| Weatherford Holdings (BVI) Ltd. | British Virgin Islands |
| Name | Jurisdiction | |
| Weatherford Holdings (Cyprus) Limited | Cyprus | |
| Weatherford Holdings (HWSA) Ltd. | British Virgin Islands | |
| Weatherford Holdings (RUS) LLC | Russia | |
| Weatherford Holdings (Singapore) Pte. Ltd. | Singapore | |
| Weatherford Holdings (WAPL) Ltd. | British Virgin Islands | |
| Weatherford Holdings Mexico, S. de R.L. de C.V. | Mexico | |
| Weatherford Holdings U.K. Ltd. | U.K. (Scotland) | |
| Weatherford Hong Kong Holdings Limited | Hong Kong | |
| Weatherford IDS USA, LLC | U.S.A. (Delaware) | |
| Weatherford Industria e Comercio Ltda. | Brazil | |
| Weatherford Industrial Valves, L.L.C. | U.S.A. (Louisiana) | |
| Weatherford Intermediate Holdings (BB) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (HWSA) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (KSP) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (OP) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (PPH) Ltd. | Bermuda | |
| Weatherford Intermediate Holdings (PTWI) S.à r.l. | Luxembourg | |
| Weatherford Intermediate Holdings (WAPL) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WBSB) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WDPS) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WE Cyprus) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WIPE) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WMEX) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WMSB) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WOP) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WOS) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WOTME) Ltd. | Bermuda | |
| Weatherford Intermediate Holdings (WSL) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (WTS) Ltd. | Bermuda | |
| Weatherford Intermediate Holdings (WWSI) Ltd. | British Virgin Islands | |
| Weatherford Intermediate Holdings (Norge) Ltd. | British Virgin Islands | |
| Weatherford International (Luxembourg) Holdings S.à r.l. | Luxembourg | |
| Weatherford International de Argentina S.A. | Argentina | |
| Weatherford International Eastern Europe SRL | Romania | |
| Weatherford International Holdings Pty. Ltd. | Australia | |
| Weatherford International Ltd. | Bermuda | |
| Weatherford International, Inc. | U.S.A. (Delaware) | |
| Weatherford Investment (Gibraltar) Limited | Gibraltar | |
| Weatherford Investment (Luxembourg) S.a.r.l. | Luxembourg | |
| Weatherford Investments Holding B.V. | Netherlands | |
| Weatherford Kazakhstan Limited Liability Partnership | Kazakhstan | |
| Weatherford Kopp GmbH | Germany | |
| Weatherford KSP Company Limited | Thailand | |
| Weatherford Laboratories (Australia) Pty. Ltd. | Australia | |
| Weatherford Laboratories (Canada) Ltd. | Canada (Alberta) | |
| Weatherford Laboratories (NZ) Ltd. | New Zealand | |
| Weatherford Laboratories (Thailand) Ltd. | Thailand |
| Name | Jurisdiction | |
| Weatherford Laboratories (UK) Limited | United Kingdom | |
| Weatherford Laboratories (Norway) A.S. | Norway | |
| Weatherford Laboratories de Mexico, S.A. de C.V. | Mexico | |
| Weatherford Laboratories, Inc. | U.S.A. (Texas) | |
| Weatherford Laboratories of Trinidad Limited | Trinidad & Tobago | |
| Weatherford Landslide Holdings, Inc. | U.S.A. (Delaware) | |
| Weatherford Latin America, Inc. | Panama | |
| Weatherford Latin America, S.A. | Venezuela | |
| Weatherford Limited Partner, L.L.C. | U.S.A. (Delaware) | |
| Weatherford Liquidity Management Hungary Limited Liability Company | Hungary | |
| Weatherford Luxembourg S.a.r.l. | Luxembourg | |
| Weatherford Management, Inc. | U.S.A. (Delaware) | |
| Weatherford Mauritius Holdings Ltd. | Mauritius | |
| Weatherford ME Holdings Ltd. | British Virgin Islands | |
| Weatherford Mediterranea S.p.A. | Italy | |
| Weatherford New Zealand Limited | New Zealand | |
| Weatherford Nigeria Limited | Nigeria | |
| Weatherford Norge A/S | Norway | |
| Weatherford North Atlantic Limited | Gibraltar | |
| Weatherford O.R. Limited | U.K. (Scotland) | |
| Weatherford Oil Tool GesmbH | Austria | |
| Weatherford Oil Tool GmbH | Germany | |
| Weatherford Oil Tool Middle East Limited | British Virgin Islands | |
| Weatherford Oil Tool Nederland B.V. | Netherlands | |
| Weatherford Oilfield Equipment (Tianjin) Limited | China | |
| Weatherford Operations LLC | Uzbekistan | |
| Weatherford Overseas Products, Ltd. | Cayman Islands | |
| Weatherford Overseas Services, Ltd. | Cayman Islands | |
| Weatherford Petroleum Consultants AS | Norway | |
| Weatherford Pipeline Services España, S.L. | Spain | |
| Weatherford Poland Sp.Zo.o | Poland | |
| Weatherford Product & Leasing (BVI) Limited | British Virgin Islands | |
| Weatherford Saudi Arabia Ltd. | Saudi Arabia | |
| Weatherford Services and Rentals Ltd. | British Virgin Islands | |
| Weatherford Services, Ltd. | Bermuda | |
| Weatherford Services S. de R.L. | Panama | |
| Weatherford Solutions Sdn. Bhd. | Malaysia | |
| Weatherford South America, Inc. | Panama | |
| Weatherford Specialty Services de Mexico S.A. de C.V. | Mexico | |
| Weatherford Specialty Services, LLC | U.S.A. (Texas) | |
| Weatherford Switzerland Trading and Development GmbH | Switzerland | |
| Weatherford Syngas Investments Ltd. | Canada (Alberta) | |
| Weatherford Technical Services Limited | British Virgin Islands | |
| Weatherford Trinidad Limited | Trinidad | |
| Weatherford Tubefuse B.V. | Netherlands | |
| Weatherford U.K. Limited | U.K. (England) |
| Name | Jurisdiction | |
| Weatherford U.S. Holdings, L.L.C. | U.S.A. (Delaware) | |
| Weatherford U.S. Investment, LLC | U.S.A. (Delaware) | |
| Weatherford U.S., L.P. | U.S.A. (Louisiana) | |
| Weatherford Ukraine LLC | Ukraine | |
| Weatherford Unidades de Bombeio Ltda. | Brazil | |
| Weatherford Vietnam LLC | Vietnam | |
| Weatherford Well Screen Ireland Limited | Ireland | |
| Weatherford Worldwide Holdings GmbH | Switzerland | |
| Weatherford/Lamb, Inc. | U.S.A. (Delaware) | |
| Wedge Wire Industria e Comercio de Filtros Ltda. | Brazil | |
| WellCat Services International, LLC | U.S.A. (Texas) | |
| Wellserv Limited | U.K. (Scotland) | |
| WESP SPA | Algeria | |
| West Coast International Oilfield Rentals, B.V. | Netherlands | |
| WEUS Holding, Inc. | U.S.A. (Delaware) | |
| WFO S.A. de C.V. | Mexico | |
| WI Products & Equipment, Inc. | Cayman Islands | |
| WII Rental Company | U.S.A. (Delaware) | |
| Wira Fishing Tools Sdn. Bhd. | Malaysia | |
| WPA S.A. de C.V. | Mexico | |
| WUS Holding, L.L.C. | U.S.A. (Delaware) | |
| Zibo Hongyang Weatherford Oilfield Equipment Co. Ltd. | China | |
| Zimec Ltda. | Brazil | |
| Zonebrook Limited | Cyprus | |
| Zonecrest Limited | Cyprus |