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On the Record · Matador Resources

Matador Resources subsidiaries, as it lists them

The subsidiaries Matador Resources lists in its latest annual report, with the jurisdiction of each, linked to the filing.

Subsidiaries it lists

SubsidiaryJurisdiction
Delaware Water Management Company, LLCTexas
Greyhound Midstream, LLCTexas
Greyhound Resources, LLCTexas
Longwood Gathering and Disposal Systems, LLCTexas
Longwood Midstream Delaware, LLCTexas
Longwood Midstream Holdings, LLCTexas
Longwood Midstream South Texas, LLCTexas
Longwood Midstream Southeast, LLCTexas
Matador Production CompanyTexas
MRC Delaware Resources, LLCTexas
MRC Energy CompanyTexas
MRC Energy South Texas Company, LLCTexas
MRC Energy Southeast Company, LLCTexas
MRC Hat Mesa, LLCTexas
MRC Permian CompanyTexas
MRC Rockies CompanyTexas
MRC Royalties, LLCTexas
MRC Toro, LLCTexas
Pronto Midstream, LLCTexas
Pronto Midstream Finance, LLCTexas
San Mateo Black River Oil Pipeline, LLCTexas
San Mateo Black River Oil Pipeline II, LLCTexas
San Mateo Black River Water Management Company, LLCTexas
San Mateo DLK Black River Midstream, LLCTexas
San Mateo Midstream, LLCTexas
San Mateo RB Pipeline, LLCTexas
San Mateo Stateline Water Management Company, LLCTexas
San Mateo Stebbins Water Management, LLCTexas
San Mateo Wolf Pipeline, LLCTexas
San Mateo Wolf Water Resources, LLCTexas
Southeast Water Management Company, LLCTexas
SR Permian, LLCTexas
Toro Midstream, LLCTexas
Toro Pipeline, LLCTexas
WR Permian, LLCTexas

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 Matador Resources’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 2026-02-26. 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.