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Content analysis
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8th grade V good
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EXHIBIT 21.1
LIST OF ALL DIRECT AND INDIRECT SUBSIDIARIES
1. |
| PDC MGMT. CO. (formerly SOTEX Exploration Company), a Texas corporation—100% Direct Subsidiary—1% general partner of Pioneer Drilling Services, Ltd. |
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2. |
| PDC Investment Corp., A Delaware corporation—100% Direct Subsidiary—99% limited partner of Pioneer Drilling Services, Ltd. |
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3. |
| Pioneer Drilling Services, Ltd. (formerly Pioneer Drilling Co., Ltd.), a Texas limited Partnership—100% Indirect Subsidiary—owned by PDC MGMT. CO. (1%) and PDC Investment Corp. (99%). |
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4. |
| South Texas Drilling Company, a Texas corporation—100% Direct Subsidiary. |
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5. |
| South Texas Offshore Drilling Company, a Texas corporation—100% Direct Subsidiary. |
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6. |
| ST/1200, Inc., a Texas corporation—100% Direct Subsidiary. |