August 7, 2024

 Diversified Energy Company PLC

("Diversified" or the "Company")

Notice of 2024 Interim (First Half) Results

Diversified Energy Company PLC (LSE: DEC, NYSE:DEC) ("Diversified" or the "Company") is pleased to announce that the Company plans to publish its Interim Results for the six months ended June 30, 2024 (the "Interim Results") on Thursday, August 15, 2024. The Company will host a conference call that day at 2:00 PM BST (9:00 AM EDT) to discuss the Interim Results and will make an audio replay of the event available shortly thereafter.

Conference Details

Prior to the event, Diversified will publish the Company's 2024 Interim Report on its website at https://ir.div.energy/financial-info and has also made available a supplementary 2024 Interim Results Presentation at https://ir.div.energy/presentations.

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About Diversified Energy Company PLC

Diversified is a leading publicly traded energy company focused on natural gas and liquids production, transport, marketing, and well retirement. Through our differentiated strategy, we acquire existing, long-life assets and invest in them to improve environmental and operational performance until retiring those assets in a safe and environmentally secure manner. Recognized by ratings agencies and organizations for our sustainability leadership, this solutions-oriented, stewardship approach makes Diversified the Right Company at the Right Time to responsibly produce energy, deliver reliable free cash flow, and generate shareholder value.