| 1 | 10 To 1 Productions Inc | Kansas City, MO 64114-5149 | Oil & Gas Operator | Aug 2016 |
| 2 | 101 Energy Corporation | Oklahoma City, OK 73102-4803 | Oil & Gas Operator | Jan 2026 |
| 3 | 12TH Man Energy, LLC | Cat Spring, TX 78933 | Oil & Gas Operator | Mar 2026 |
| 4 | 14start Energy LLC | | Oil & Gas Operator | Sep 2025 |
| 5 | 14start LLC | Plano, TX 75093 | Oil Operator | Mar 2026 |
| 6 | 1776 Energy Operators, LLC | Houston, TX 77070 | Oil & Gas Operator | Mar 2026 |
| 7 | 1789 Management, LLC | Houston, TX 77024 | Gas Operator | Mar 2026 |
| 8 | 183 Disposal LLC | Custer City, OK 73639 | Oil Operator | Jun 2021 |
| 9 | 1836 Energy LLC | El Campo, TX 77437 | Oil Operator | Mar 2026 |
| 10 | 1836 Resources, LLC | Houston, TX 77070 | Oil & Gas Operator | Aug 2019 |
| 11 | 1849 Energy Partners Oprtng, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Feb 2022 |
| 12 | 1859 Operating LLC | Dripping SPGS, TX 78620 | Oil Operator | Mar 2026 |
| 13 | 1876 Resources LLC | Highlands Ranch, CO 80129 | Oil & Gas Operator | Jan 2026 |
| 14 | 1894 Petroleum Partners, LLC | Odessa, TX 79765 | Oil & Gas Operator | Mar 2026 |
| 15 | 1920 Energy, LLC | Allen, TX 75013 | Oil & Gas Operator | Mar 2026 |
| 16 | 1978 Investments LLC | Cushing, OK 74023 | Oil & Gas Operator | Jan 2026 |
| 17 | 19TH Hole Production, LLC | Humble, TX 77346 | Oil & Gas Operator | Mar 2026 |
| 18 | 1ST NRG Wyoming Inc | Lone Tree, CO 80124 | Gas Operator | Sep 2024 |