Exhibit 21.1
Subsidiaries of Diversified Energy Company PLC as of August 20, 2024
| Name of Subsidiary | Jurisdiction | |
| Diversified Gas & Oil Corporation | United States | |
| Diversified Production LLC | United States | |
| Diversified Midstream LLC | United States | |
| Diversified Energy Marketing, LLC | United States | |
| Diversified ABS Holdings LLC | United States | |
| Diversified ABS LLC | United States | |
| Diversified ABS Phase II Holdings LLC | United States | |
| Diversified ABS Phase II LLC | United States | |
| Diversified ABS Phase III Holdings LLC | United States | |
| Diversified ABS Phase III Upstream LLC | United States | |
| Diversified ABS Phase IV Holdings LLC | United States | |
| Diversified ABS Phase IV LLC | United States | |
| Diversified ABS Phase V Upstream LLC | United States | |
| Sooner State Joint ABS Holdings LLC | United States | |
| Diversified ABS Phase VI Holdings LLC | United States | |
| Diversified ABS Phase VI LLC | United States | |
| Diversified ABS VI Upstream LLC | United States | |
| Oaktree ABS VI Upstream LLC | United States | |
| DP Lion Equity Holdco LLC | United States | |
| DP Lion HoldCo LLC | United States | |
| DP RBL Co LLC | United States | |
| DP Legacy Central LLC | United States | |
| DP Bluegrass Holdings LLC | United States | |
| DP Bluegrass LLC | United States | |
| BlueStone Natural Resources II, LLC | United States | |
| Cranberry Pipeline Corporation | United States | |
| Coalfield Pipeline Company | United States | |
| DM Bluebonnet LLC | United States | |
| DP Tapstone Energy Holdings, LLC | United States | |
| DP Legacy Tapstone LLC | United States | |
| Chesapeake Granite Wash Trust | United States | |
| Black Bear Midstream Holdings LLC | United States | |
| Black Bear Midstream LLC | United States | |
| Black Bear Liquids LLC | United States | |
| Black Bear Liquids Marketing LLC | United States | |
| DM Pennsylvania Holdco LLC | United States | |
| Diversified Energy Group LLC | United States | |
| Diversified Energy Company LLC | United States | |
| Next LVL Energy, LLC | United States | |
| Splendid Land, LLC | United States | |
| Riverside Land, LLC | United States | |
| Old Faithful Land, LLC | United States | |
| Link Land, LLC | United States | |
| Giant Land, LLC | United States | |
| DP Mustang Holdco LLC | United States | |
| DP Mustang Equity Holdco LLC | United States | |
| Diversified ABS VIII LLC | United States | |
| Diversified ABS VIII Holdings LLC | United States | |
| OCM Denali Holdings, LLC | United States | |
| DP Yellowjacket Equity HoldCo LLC | United States | |
| DP Yellowjacket HoldCo LLC | United States | |
| DM Yellowjacket HoldCo LLC | United States | |
| Tanos TX HoldCo LLC | United States | |
| Diversified ABS IX Holdings LLC | United States |