|
| |
| Subsidiary | Jurisdiction of Formation |
| | |
| Accelerated Production Systems Limited | England and Wales, United Kingdom |
| Ace Downhole, LLC | Delaware |
| Apergy (Delaware) Formation, Inc. | Delaware |
| Apergy Artificial Lift de México, S.A. de C.V. | Mexico |
| Apergy Artificial Lift International, LLC | Delaware |
| Apergy Artificial Lift Pty. Ltd | Australia |
| Apergy Artificial Lift S.A. | Argentina |
| Apergy Artificial Lift, LLC | Delaware |
| Apergy BMCS Acquisition Corp. | Delaware |
| Apergy Canada ULC | British Columbia, Canada |
| Apergy Egypt LLC | Egypt |
| Apergy Egypt (Kenya) Limited | Kenya |
| Apergy Energy Automation, LLC | Delaware |
| Apergy Energy India Private Limited | India |
| Apergy ESP Systems, LLC | Oklahoma |
| Apergy for Petroleum Services LLC | Egypt |
| Apergy Funding Corporation | Delaware |
| Apergy International Operations, Inc. | Delaware |
| Apergy Luxembourg S.à.r.l. | Luxembourg |
| Apergy Middle East LLC | Oman |
| Apergy Middle East Services LLC | Oman |
| Apergy Minority Luxembourg S.à.r.l. | Luxembourg |
| Apergy PCS Holding LLC | Delaware |
| Apergy Process Companies, LLC | Delaware |
| Apergy Process Systems, Inc. | Texas |
| Apergy Rods UK Limited | England and Wales, United Kingdom |
| Apergy S.A. | Argentina |
| Apergy UK Limited | England and Wales, United Kingdom |
| Apergy USA, Inc. | Delaware |
| Dover Canada ULC Dover Canada S.R.I. | British Columbia, Canada |
| Ener Tools S.A. | Argentina |
| Harbison-Fischer, Inc. | Delaware |
| Honetreat Company | California |
| Norris Rods, Inc. | Delaware |
| Norriseal-Wellmark, Inc. | Delaware |
| NPS Services, Inc. | Delaware |
| Oil Lift Technology Inc. | British Columbia, Canada |
| Oil Lift Technology S.A.S. | Colombia |
| Oil Lift Technology, Inc. | New Mexico |
| PCS Ferguson Canada Inc. | Alberta, Canada |
| PCS Ferguson, Inc. | Delaware |
