On the Record · Western Midstream Operating
Western Midstream Operating subsidiaries, as it lists them
The subsidiaries Western Midstream Operating lists in its latest annual report, with the jurisdiction of each, linked to the filing.
Subsidiaries it lists
| Subsidiary | Jurisdiction |
|---|---|
| Western Midstream Operating GP, LLC | a Delaware limited liability company |
| Western Midstream Services, LLC | a Delaware limited liability company |
| Western Midstream Services Holding, LLC | a Delaware limited liability company |
| Western Midstream Operating, LP | a Delaware limited partnership |
| 829 Martin County Pipeline, LLC | a Texas limited liability company |
| Aris Water Solutions, Inc. | a Delaware corporation |
| Arrakis Holdings, Inc. | a Delaware corporation |
| Chipeta Processing LLC | a Delaware limited liability company |
| Clean H2O Technologies, LLC | a Delaware limited liability company |
| DBM Crude Services LLC | a Delaware limited liability company |
| DBM Oil Services LLC | a Delaware limited liability company |
| DBM Pipeline LLC | a Delaware limited liability company |
| Delaware Basin Midstream LLC | a Delaware limited liability company |
| GNB NGL Pipeline LLC | a Delaware limited liability company |
| MIGC LLC | a Delaware limited liability company |
| Mountain Gas Resources LLC | a Delaware limited liability company |
| Mountain Gas Transportation LLC | a Delaware limited liability company |
| Overland Trail Transmission LLC | a Delaware limited liability company |
| Ranch Westex JV LLC | a Delaware limited liability company |
| Solaris Midstream DB-NM, LLC | a Delaware limited liability company |
| Solaris Midstream DB-TX, LLC | a Delaware limited liability company |
| Solaris Midstream MB, LLC | a Delaware limited liability company |
| Solaris Services Holdings, LLC | a Delaware limited liability company |
| Solaris Water Midstream Services, LLC | a Delaware limited liability company |
| Solaris Water Midstream, LLC | a Delaware limited liability company |
| Springfield Pipeline LLC | a Texas limited liability company |
| Thunder Creek Gas Services LLC | a Wyoming limited liability company |
| Thunder Creek Midstream Services LLC | a Delaware limited liability company |
| Thunder Creek NGL Pipeline LLC | a Delaware limited liability company |
| WES Brasada Processing LLC | a Delaware limited liability company |
| WES Chalk Buttes LLC | a Delaware limited liability company |
| WES DJ Gas Processing LLC | a Delaware limited liability company |
| WES DJ Gathering LLC | a Colorado limited liability company |
| WES DJ Oil Pipeline LLC | a Delaware limited liability company |
| WES EF78 LLC | a Delaware limited liability company |
| WES Front Range Pipeline LLC | a Delaware limited liability company |
| WES Haley Gathering Company LLC | a Delaware limited liability company |
| WES JV Holdco LLC | a Delaware limited liability company |
| WES Maverick Holdings LLC | a Delaware limited liability company |
| WES Mi Vida LLC | a Delaware limited liability company |
| WES Operating Holdco LLC | a Delaware limited liability company |
| WES Panola Pipeline LLC | a Delaware limited liability company |
| WES Pecos Midstream LLC | a Delaware limited liability company |
| WES Powder River Holdings LLC | a Delaware limited liability company |
| WES Red Bluff Express Pipeline LLC | a Delaware limited liability company |
| WES Saddlehorn Pipeline LLC | a Delaware limited liability company |
| WES Texas Express Gathering LLC | a Delaware limited liability company |
| WES Texas Express Pipeline LLC | a Delaware limited liability company |
| WES Water Holdings LLC | a Delaware limited liability company |
| WES Wattenberg Oil Complex LLC | a Delaware limited liability company |
| WES White Cliffs Pipeline LLC | a Delaware limited liability company |
| WES Whitethorn Pipeline LLC | a Delaware limited liability company |
| Western Midstream Marketing LLC | a Delaware limited liability company |
From Exhibit 21 of the 10-K for 2025. Companies must list their significant subsidiaries there and may leave out smaller ones, so this is the company’s own list, not every entity it owns.
Read from Western Midstream Operating’s annual reports (10-K for 2025, 10-K for 2024, 10-K for 2023) and the financial data it files with the SEC, as of 2026-02-18. Every quotation is word for word from the filing linked beside it; how these pages are built and checked. The full record is in its company data sheet.