| Kiewit Corporation | Contractor | | 1 | |
| Kiewit Energy Group Inc. | Contractor | | 1 | |
| Kiewit Louisiana Co. | Contractor | | 1 | |
| Kiewit Offshore Services | Contractor | | 1 | |
| Killam Oil Co., LTD | Owner/operator | Laredo, TX | | 4 |
| Kimble Company | Owner/operator | Dover, OH | | 1 |
| Kimmeridge | Owner/operator | | 1 | |
| Kimmeridge Texas Gas, LLC | Owner/operator | Houston, TX | | 1 |
| Kincaid Generation, LLC | Owner/operator | Irving, TX | | 1 |
| Kinder Morgan | Owner/operator | | 21 | 20 |
| Kinder Morgan (Scissortail Energy LLC) | Owner/operator | | | 8 |
| Kinder Morgan - Copano Field Services/North Texas, LLC | Owner/operator | | | 1 |
| Kinder Morgan Altamont LLC | Owner/operator | Houston, TX | 1 | 2 |
| Kinder Morgan Border Pipeline LLC | Owner/operator | | 1 | |
| Kinder Morgan CO2 Co. LP | Owner/operator | Houston, TX | | 1 |
| Kinder Morgan Calnev P L LLC | Owner/operator | | | 2 |
| Kinder Morgan Cochin LLC | Owner/operator | | | |
| Kinder Morgan Crude & Cond. LLC | Owner/operator | | | 14 |
| Kinder Morgan Crude And Condensate LLC | Owner/operator | Houston, TX | | 1 |
| Kinder Morgan Crude Oil PL LLC | Owner/operator | | | 1 |
| Kinder Morgan Energy Partner LP | Owner/operator | | | 1 |
| Kinder Morgan Energy Partners | Owner/operator | | 16 | |
| Kinder Morgan Galena Park West LLC | Owner/operator | | | 1 |
| Kinder Morgan Illinois Pipeline LLC | Owner/operator | | 1 | |
| Kinder Morgan Inc - Casper Division | Owner/operator | | | |
| Kinder Morgan Interstate Gas Transmission | Owner/operator | | 5 | |
| Kinder Morgan Keystone G S LLC | Owner/operator | | | 10 |
| Kinder Morgan Keystone Gas Storage, LLC | Owner/operator | Houston, TX | | 2 |
| Kinder Morgan Liq TRMNLS LLC | Owner/operator | | | 3 |
| Kinder Morgan Liq Terminals LLC | Owner/operator | | | 1 |
| Kinder Morgan Liq Termls LLC | Owner/operator | | | 15 |
| Kinder Morgan Liquid Terminals, LLC | Owner/operator | Houston, TX | | 4 |
| Kinder Morgan Louisiana Pipeline Company LLC | Owner/operator | Houston, TX | 12 | 1 |
| Kinder Morgan North Texas Pipeline | Owner/operator | Houston, TX | | 2 |
| Kinder Morgan Phoenix Holdings LLC | Owner/operator | | | 1 |
| Kinder Morgan Pipelines (usa) Inc | Owner/operator | | | |
| Kinder Morgan Production Co LLC | Owner/operator | | | 3 |
| Kinder Morgan Ranger LLC | Owner/operator | Houston, TX | | 3 |
| Kinder Morgan Resources III LLC | Owner/operator | | 2 | |
| Kinder Morgan Scurry Conn. LLC | Owner/operator | | | 1 |
| Kinder Morgan Se TRMNLS LLC | Owner/operator | | | 2 |
| Kinder Morgan Southeast Terminal | Owner/operator | | | 22 |
| Kinder Morgan Southeast Terminals | Owner/operator | Houston, TX | | 1 |
| Kinder Morgan TMNLS Wilmington LLC | Owner/operator | | | 1 |
| Kinder Morgan Tejas Pipeline | Owner/operator | Houston, TX | 3 | 256 |
| Kinder Morgan Texas Pipeline | Owner/operator | Houston, TX | 2 | 140 |
| Kinder Morgan Transmix Company LLC | Owner/operator | Houston, TX | | 3 |
| Kinder Morgan Treating LP | Owner/operator | | | 6 |
| Kinder Morgan Utopia LLC | Owner/operator | Houston, TX | | 1 |
| Kinder Morgan Va Liq Terminals LLC | Owner/operator | | | 1 |